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SOC 19-4043
Geological and Hydrologic Technicians is a bounded combination of O*NET 19-4043.00 'Geological Technicians, Except Hydrologic Technicians' (geological technicians, excluding hydrologic technicians) and 19-4044.00 'Hydrologic Technicians' (hydrologic technicians): assist scientists or engineers in using measuring instruments in laboratory, exploration, and production activities to obtain geological and hydrologic data; collect, prepare, and test solid or fluid samples; measure and report field parameters such as flow rates and groundwater levels; maintain field equipment and install and recover sampling equipment; compile and record data and prepare notes, sketches, geological maps or cross sections, and reports; does not include petroleum pump station operation. Official scope text (19-4043.00): Assist scientists or engineers in the use of electronic, sonic, or nuclear measuring instruments in laboratory, exploration, and production activities to obtain data indicating resources such as metallic ore, minerals, gas, coal, or petroleum. Analyze mud and drill cuttings. Chart pressure, temperature, and other characteristics of wells or bore holes. Official scope text (19-4044.00): Collect and organize data concerning the distribution and circulation of ground and surface water, and data on its physical, chemical, and biological properties. Measure note: the U.S. wages and employment on this page use the 19-4043.00 component measure and do not combine or average the two components; O*NET notes that both component occupation profiles are partially available.
Model impact index for three equally weighted representative core tasks; not a measured share of working time or a job-loss probability. floor((0+25+75)/3+0.5)=33; fermatmind-ai-impact-v1; 2026-10-18.
Use the three tables in G1 to observe whether this round can verify units, denominators, the original version, and handover of unknowns, and keep the first answers and the hint record. Internships, method training, and real position authorization require separate checks; a single correct or incorrect result does not determine long-term fit.
You need to weigh field weather, remote travel, repetitive recording, and accuracy; OOH notes that field work can take you days or weeks away from home, while office and laboratory work usually follows normal hours. U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. A component projection is not an individual's probability of employment, and its size alone cannot be used to conclude that entering the field is easy or hard.
This page is a bounded combination of 19-4043.00 geological technicians and 19-4044.00 hydrologic technicians and does not include petroleum pump station operation. The geological direction assists scientists and engineers in obtaining resource/well bore data, collecting and preparing samples, analyzing mud and drill cuttings, and recording and charting and reporting; the hydrologic direction collects data on the distribution and circulation of water and its physical, chemical, and biological properties, flow rates and water levels, and equipment and water sample records, and may also take part in models, cost-benefit analysis, environmental impact mitigation, and real-time flood information, and cannot be described as sampling only without analysis. The wage and main employment tables still use the geological component, with hydrologic data listed separately. U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Work context scores are not percentages; the older industry figures 55/33/12 belong to the 2024 geological component. The 2025 geological component industries this round are Professional, Scientific, and Technical Services 52% and Mining 31%, which are not industry wages, and the remaining shares are not listed.
Career direction comparison
Preface | The comparison below is organized in four columns: 'occupational direction — core work and outputs — key difference — what it is better suited to'. Sampling, testing, measurement, engineering design, and environmental assessment are often linked within the same project or institution, but linkage does not mean they are interchangeable; when choosing across directions, the methods, specifications, authorization, and responsibility boundaries of that direction must be learned anew.
| Occupational direction | Core work and outputs | Key difference | What it is better suited to |
|---|---|---|---|
| This occupation: Geological and Hydrologic Technicians (bounded combination of 19-4043.00 and 19-4044.00) | Core work and outputs: take part in geological, geophysical, geochemical, hydrologic, or marine surveys, reconnaissance, drilling, and logging projects according to the plan and collect solid or fluid samples; use laboratory instruments or testing equipment to prepare and test samples and compile, record, and enter data; measure and report flow rates and groundwater levels and maintain field equipment and install and recover sampling equipment; prepare notes, sketches, and geological maps or cross sections and record characteristics such as the pressure and temperature of wells or bore holes; prepare or review technical reports on sampling, testing, and data analysis; outputs are samples and testing data and field records and charts and reports (bounded combination of O*NET 19-4043.00 and 19-4044.00). |
AI's impact on the occupation
Insufficient evidence: the exact generative AI exposure level, actual adoption rate, job replacement probability, or wage causal effect for the two SOC components was not obtained. Unit conversion, statistics, charts, and report drafts can be trialed in an authorized environment and reviewed against the original sample records, methods, calculations, and quality conditions; a software mention is not AI exposure. AI Impact Score 33% is an editorial estimate. Model impact index for three equally weighted representative core tasks; not a measured share of working time or a job-loss probability. floor((0+25+75)/3+0.5)=33; fermatmind-ai-impact-v1; 2026-10-18.The three tasks, ratings and sources are listed in the FermatMind method source record on this page.
FermatMind AI Impact Score estimation method v1
FermatMind / 费马测试 · 2026-10-18
Editorial ratings use the existing occupational responsibilities and AI task analysis on this page. They are not adoption rates, measured effects, job-disappearance or personal-unemployment probabilities, or official scores from Stanford or another external institution. No measured time weights or future robot deployment are assumed.
Mainland China salary reference
Classification cross-reference note | This page is a bounded combination of O*NET 19-4043.00 (geological technicians, excluding hydrologic technicians) and 19-4044.00 (hydrologic technicians), and belongs to different objects and authorization levels from geodetic surveyors (17-1022.01), mining and geological engineers (17-2151.00), petroleum engineers (17-2171.00), environmental scientists and specialists (19-2041.00), and hydrologists (19-2212.00). International occupational classifications (such as ISCO-08) can only indicate the broad position of geological and hydrologic technical positions and cannot replace the U.S. SOC or the qualification, occupational classification, and statistical measures of mainland China. The position boundaries defined in mainland China by work safety, environmental protection, occupational health, surveying and mapping, and data management rules do not correspond exactly one-to-one with the U.S. occupation on this page, and the two have different statistical measures and legal environments, so no numerical conversion is made.
Occupational definition | Geological and Hydrologic Technicians on this page is a bounded combination of O*NET 19-4043.00 (geological technicians, excluding hydrologic technicians) and 19-4044.00 (hydrologic technicians): assist scientists or engineers in using measuring instruments in laboratory, exploration, and production activities to obtain geological and hydrologic data; collect, prepare, and test solid or fluid samples; measure and record field parameters such as flow rates and groundwater levels; maintain field equipment and install and recover sampling equipment; compile and record data and prepare charts and reports; does not include petroleum pump station operation. Outputs are samples and testing data and field records and sketches and geological maps or cross sections and reports; the above is the U.S. measure, and mainland China's work safety, environmental protection, occupational health, and data management rules and statistical measures are described separately on this page.
U.S. salary reference
2025 U.S. geological component national median annual wage $53,350 and hourly wage $25.65; the 10/25/75/90 percentiles are $35,770/44,850/72,110/99,560 per year. U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. The hydrologic national median of $64,790 serves only as a component comparison, and the two medians are not averaged.
| Position in the wage statistics | Annual wage reference | Conversion boundaries | How to understand this position |
|---|---|---|---|
| 10th percentile (lower boundary) | 10th percentile annual wage $35,770 / hourly wage $17.20 (2025, BLS OEWS, 19-4043.00 component) | Official annual wage, not an individual's monthly income |
Occupational fit guide
Use the three tables in G1 to record this round's recalculation, errors, unknowns, and hints; a single session or seven days does not prove long-term fit, hands-on work, or independent release capability.
You may be better suited to： Fit signals: willingness to take responsibility for samples, data, and safety within the scope of methods and authorization, to move between the laboratory and the field while staying rigorous, and to keep to recording and quality control under changing field conditions and schedule pressure and to report according to the rules when anomalies or overreach occur.
These situations require caution： Caution signals: finding it hard to face field conditions and repetitive recording over the long term, or hard to accept weather, terrain, and sample contamination risks, or being unwilling to report and refer according to the rules when beyond authorization.
Do an entry exercise： Complete the G1 density/unit/RPD and the three tables, check against the four reference answers, and keep the first version, revisions, and hints; do not take real samples or rely on a mentor.
Work stress, risks, and occupational boundaries
Check sample identity, preservation, and methods, instrument calibration, record versions, data provision, and field safety. Errors may affect the credibility of results and subsequent decisions, but failure frequency was not obtained; when anomalies are found, first restrict the affected process, keep the original records, and contact the quality or project lead, and do not fill in for deadlines or sign off falsely.
The O*NET geological component has 29 tasks: 11 Core, 12 Supplemental, and 6 New Task, and the importance of the new items is not provided; analyzing samples 89, collecting and preparing samples 87, recording 80, charts/cross sections 78, taking part in surveys 72, and reporting 69 are Core, while operating equipment 75, instructing data collection staff 74, installing instruments 71, and oil and gas readings 70 are Supplemental. The scores are importance on a 0—100 scale, not a share of workers; the selected ten items cannot all be called core. Work context: consequences of error 51, responsibility for others' results 55, and health and safety responsibility 52, which are not accident probabilities; risk handling is a recommendation combined with the actual methods, project, and regulations.
Typical scenario：
Entry, qualifications, and career development
Check the target position posting and add knowledge, methods, quality, and safety training for the geological sample and laboratory, hydrologic field and analysis, or equipment direction, using G1 to first practice units and records. BLS lists for both components a typical entry-level associate degree, no related experience, and medium-term on-the-job training; OOH states that an associate degree or two years of related postsecondary training is usual, that some data-intensive or highly technical positions may require a bachelor's degree, and that on-the-job training may last 1—12 months. O*NET geological Job Zone4 and hydrologic Zone3 are general descriptions of the preparation level and range, and Zone4 cannot be used to write the majority bachelor's degree as the educational threshold for all geological technicians; the specifics depend on the employer's posting. Qualifications, hiring, duties, and release authority are checked separately, and no uniform promotion chain is set for everyone.
Job prospects and related occupation moves
The main indicators are the geological component 2025 median wage of $53,350 per year and $25.65 per hour, which is not averaged with the hydrologic median of 64,790. U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Hydrologic component 19-4044: 2025—2035 about 3,000→3,000, official change −1.3%, annual average openings about 400; identical rounded endpoints do not mean employment is unchanged, and a net value of 0.0 thousand is not exactly zero; a '—' for the self-employed share means it was not provided. Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
This page is a bounded combination of 19-4043.00 geological technicians and 19-4044.00 hydrologic technicians and does not include petroleum pump station operation. The geological direction assists scientists and engineers in obtaining resource/well bore data, collecting and preparing samples, analyzing mud and drill cuttings, and recording and charting and reporting; the hydrologic direction collects data on the distribution and circulation of water and its physical, chemical, and biological properties, flow rates and water levels, and equipment and water sample records, and may also take part in models, cost-benefit analysis, environmental impact mitigation, and real-time flood information, and cannot be described as sampling only without analysis. The wage and main employment tables still use the geological component, with hydrologic data listed separately. The O*NET geological component has 29 tasks: 11 Core, 12 Supplemental, and 6 New Task, and the importance of the new items is not provided; analyzing samples 89, collecting and preparing samples 87, recording 80, charts/cross sections 78, taking part in surveys 72, and reporting 69 are Core, while operating equipment 75, instructing data collection staff 74, installing instruments 71, and oil and gas readings 70 are Supplemental. The scores are importance on a 0—100 scale, not a share of workers; the selected ten items cannot all be called core.
Choose a real task from this page for a small practice project or a conversation with someone in the field. Use the planning guides to set a date, an output and feedback questions before deciding whether to continue.
Fit signals | The work activity importance for U.S. O*NET 19-4043.00 shows: recording and entering information (82), using computers (79), obtaining information (78), communicating with superiors, peers, or subordinates (71), processing information (69), analyzing data or information (66), organizing, planning, and prioritizing work (66), identifying objects, actions, and events (65), updating and applying relevant knowledge (65), and monitoring processes, materials, or surroundings (64) are the most important activities for this occupation; the work context (0—100 scale) shows email 92, importance of being exact or highly accurate 88, face-to-face or personal and team discussions 87, working in a controlled indoor environment 85, telephone communication 82, freedom to make decisions 79, determining tasks, priorities, and goals 76, working in or contributing to a team 75, frequently repeating the same task 68, and continuous contact with others 65. If you are willing to move between the laboratory, well bores, rivers and lakes, and other field sites, can strictly follow numbering, calibration, and recording rules and retest and report when anomalies are found, and enjoy communicating with the team and advancing according to the plan, the daily demands of this occupation are closer to how you work.
This page is a bounded combination of 19-4043.00 geological technicians and 19-4044.00 hydrologic technicians and does not include petroleum pump station operation. The geological direction assists scientists and engineers in obtaining resource/well bore data, collecting and preparing samples, analyzing mud and drill cuttings, and recording and charting and reporting; the hydrologic direction collects data on the distribution and circulation of water and its physical, chemical, and biological properties, flow rates and water levels, and equipment and water sample records, and may also take part in models, cost-benefit analysis, environmental impact mitigation, and real-time flood information, and cannot be described as sampling only without analysis. The wage and main employment tables still use the geological component, with hydrologic data listed separately. The O*NET geological component has 29 tasks: 11 Core, 12 Supplemental, and 6 New Task, and the importance of the new items is not provided; analyzing samples 89, collecting and preparing samples 87, recording 80, charts/cross sections 78, taking part in surveys 72, and reporting 69 are Core, while operating equipment 75, instructing data collection staff 74, installing instruments 71, and oil and gas readings 70 are Supplemental. The scores are importance on a 0—100 scale, not a share of workers; the selected ten items cannot all be called core. Geological activity importance: recording 82, computers 79, obtaining 78; email 92, accuracy 88, face-to-face 87, and indoor 85 are context scores, not percentages. The older industry figures 55/33/12 are the 2024 geological component, while the 2025 OOH industry classification is listed separately and cannot be combined into a consistent year.
G1 experience | 60-minute paper exercise reviewing a synthetic geological sample and water sample record: density, unit conversion, replicate RPD, sample identity, and handover. The entry tasks M1—M6 below give all the numbers, the teaching rules, and four reference answers; deliver three tables for calculations, anomalies, and handover; no sampling and no instrument operation. A single session observes only this learning performance and does not prove real testing capability or long-term fit.
This page is a bounded combination of 19-4043.00 geological technicians and 19-4044.00 hydrologic technicians and does not include petroleum pump station operation. The geological direction assists scientists and engineers in obtaining resource/well bore data, collecting and preparing samples, analyzing mud and drill cuttings, and recording and charting and reporting; the hydrologic direction collects data on the distribution and circulation of water and its physical, chemical, and biological properties, flow rates and water levels, and equipment and water sample records, and may also take part in models, cost-benefit analysis, environmental impact mitigation, and real-time flood information, and cannot be described as sampling only without analysis. The wage and main employment tables still use the geological component, with hydrologic data listed separately. The recommendation is to link plan—equipment—sampling/measurement—testing—quality review—charts/reports/handover in sequence. Methods, field safety, and external results depend on the actual duties and authorization, and signing authority cannot be judged from the occupation name.
Plan and record statement | Starting from the project plan and site list, first confirm the target test items, detection limits, holding times, transport deadlines, and field safety conditions before sampling; samples must be numbered, preserved, and transported as required, with chain-of-custody information registered; instruments must be calibrated before use and calibration records kept; original records and revisions must be traceable, and original records must not be falsified or overwritten, with lawful corrections traceable; data must register the source, method, deviations, and quality control results; data that is controlled, location-sensitive, or involves personal information must be managed according to institutional and legal requirements; matters involving engineering design, professional acceptance, or safety and environmental conclusions must be confirmed by positions or institutions with the corresponding qualifications, and important sampling, testing, and modifications must be reviewable by supervisors and quality positions.
Quality and safety statement | Carry out sampling and testing according to project procedures and quality and safety requirements: sample numbering, preservation, transport, and handover must remain chain-of-custody traceable; instruments must be calibrated before use with records kept; field blanks, replicate samples, and quality control samples are used according to the plan with results recorded; deviations from standard methods must record the reason and quality control evidence; before field work, confirm the boundaries of environment, energy, and personnel and use protective equipment correctly; data that is controlled, location-sensitive, or involves personal information is managed on a minimum-necessary basis with permissions and retention periods and with processing traces kept; if sample contamination, numbering mismatch, uncalibrated instruments, or data and safety problems are found, stop immediately and report and review according to the rules.
Boundary conclusion | This page corresponds to a bounded combination of O*NET 19-4043.00 and 19-4044.00, and the core difference from adjacent positions lies in 'object, output, and authorization level': this occupation takes samples, equipment, field data, and records as its object, and its outputs are samples, testing data, field records, sketches, geological maps or cross sections, and reports; Geodetic Surveyors (17-1022.01) take control and survey results as their object and produce survey control results; mining and geological engineers and petroleum engineers take engineering design, professional judgment, and signing as their object and produce design schemes and professional conclusions; Environmental Scientists and Specialists (19-2041.00) take environmental monitoring, assessment, and protection as their object and produce assessment reports and recommendations; Hydrologists (19-2212.00) take the analysis and modeling of hydrologic processes and water resource evaluation as their object and produce hydrologic analysis and evaluation conclusions. Objects and authorization levels differ, and authority for engineering design, professional acceptance, or safety and environmental conclusions cannot be carried over from one position to another.
| Dimension |
|---|
Take part in geological, geophysical, geochemical, hydrologic, or marine surveys, reconnaissance, drilling, and logging projects according to the plan, install and operate instruments, collect solid or fluid samples, and measure field parameters.
Use laboratory instruments or testing equipment to prepare and test samples to determine composition and characteristics, and compile, record, and enter testing or operating data for review and further analysis.
Prepare notes, sketches, and geological maps or cross sections, record characteristics such as the pressure and temperature of wells or bore holes, and prepare or review technical reports on sampling, testing, and data analysis.
Operate and adjust the equipment and instruments used to obtain geological data, maintain field equipment, install and recover sampling equipment, and handle samples and send them to the testing laboratory.
Use field blanks, replicate samples, and calibration records according to the plan to control quality and validate data, and confirm the boundaries of environment, energy, and personnel safety according to project procedures.
Communicate with scientists, engineers, and the team and advance according to the plan, and complete the chain-of-custody handover of samples, data, and records while keeping them traceable.
In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities. Identifiable natural person information is checked for lawful basis, minimum necessity, and retention period under Articles 4/6/13/19 of the Personal Information Protection Law, and consent is not the only basis; ordinary site coordinates are not automatically personal information.
| The main objects differ, and tasks overlap: environmental scientists also sample, analyze, and perform quality checks, and engineers also review records and equipment; hydrologic technician tasks explicitly may include models and cost-benefit analysis. Adjacent occupations cannot be described as not carrying sampling quality or safety, and technicians cannot be described as never doing models or evaluation. Real projects define the interfaces, methods, and authorization. |
| Better suited to people who are willing to move between the laboratory, well bores, rivers and lakes, and other field sites, can strictly follow numbering, calibration, and recording rules, and retest and report when anomalies are found. |
| Geodetic Surveyors (17-1022.01) | Core work and outputs: lay out and observe control networks and process observation data, compute coordinates and elevations and prepare survey results and notes, and support engineering, cadastral, and resource surveys; outputs are survey control results, coordinate and elevation data, and survey reports. | Key difference: geodetic surveyors take control network layout, observation, computation, and delivery of results as their object, and produce survey control results and coordinate and elevation data; this occupation takes samples, testing, and field data as its object and usually does not carry responsibility for control surveying or issuing survey results (but must collaborate with it and share the position datum). | Better suited to people who want to work on control surveying, instrument observation, computation, and delivery of results; this occupation leans more toward samples, testing, field data, and equipment maintenance. |
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| Mining and Geological Engineers (17-2151.00) | Core work and outputs: design extraction or exploration schemes and carry out resource evaluation and engineering calculations, assess geological conditions and risks, prepare designs and reports, and take signing responsibility for professional conclusions; outputs are design schemes and professional conclusions. Signing or acceptance authority is checked against the actual appointment, jurisdiction, and qualifications and is not granted by the occupational description itself. | Key difference: mining and geological engineers take scheme design, resource evaluation, and engineering design as their object, and produce design schemes and professional conclusions; this occupation carries out sampling, testing, and recording according to the plan and does not carry responsibility for engineering design or reserve evaluation (but must provide data and sample support for them). Signing or acceptance authority is checked against the actual appointment, jurisdiction, and qualifications and is not granted by the occupational description itself. | Better suited to people who want to work on engineering design, calculation, judgment, and signing responsibility; this occupation leans more toward field sampling, testing, equipment, and data recording. |
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| Petroleum Engineers (17-2171.00) | Core work and outputs: design drilling, completion, production, and stimulation schemes and carry out calculations and economic evaluations, assess operating risks, and prepare schemes and reports; outputs are engineering schemes and professional conclusions. | Key difference: petroleum engineers take drilling, completion, and production scheme design and optimization as their object, and produce engineering schemes and professional conclusions; this occupation carries out sample collection, testing, and recording according to the plan and usually does not carry responsibility for oil and gas engineering design or operational decisions. Signing or acceptance authority is checked against the actual appointment, jurisdiction, and qualifications and is not granted by the occupational description itself. | Better suited to people who want to work on oil and gas engineering scheme design, calculation, and optimization; this occupation leans more toward field sampling, testing, data, and equipment maintenance. |
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| Environmental Scientists and Specialists (19-2041.00) | Core work and outputs: design and carry out environmental sampling, monitoring, and experimentation, analyze pollution, ecological, and resource problems and assess impacts, prepare assessment reports and protection recommendations, and take part in policy and public communication; outputs are monitoring and assessment reports and recommendations. | Key difference: environmental scientists and specialists take research and assessment of environmental monitoring, pollution, ecological, and resource problems as their object, and produce assessment reports and protection recommendations; this occupation takes sampling, testing, and field data as its object and usually does not carry responsibility for environmental compliance assessment or enforcement-related conclusions (but must provide data support for them). | Better suited to people who want to work on environmental monitoring, experimentation, assessment, and protection recommendations; this occupation leans more toward field sampling, testing, equipment, and data recording. |
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| Hydrologists (19-2212.00) | Core work and outputs: carry out hydrologic observation and analysis and build and calibrate hydrologic models, evaluate water resources and flood risk, and prepare analysis and evaluation reports; outputs are hydrologic analysis and evaluation conclusions. | Hydrologists focus on hydrologic process research, models, and water resource and flood problems; hydrologic technicians may also take part in models, cost-benefit analysis, and real-time flood data. The difference is the actual research scope and the outputs they are responsible for, and modeling cannot be excluded or signing authority uniformly inferred from the name. | Better suited to people who want to work on hydrologic analysis, modeling, and water resource evaluation; this occupation leans more toward field observation, sampling, equipment, and data. |
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Adjacent occupations are compared by main object and output, and sampling, recording, quality review, analysis, and reporting often overlap: geological/hydrologic technicians support field and laboratory data; geodetic surveying focuses on control and coordinate results, mining/petroleum engineering on engineering methods and schemes, environmental science on monitoring and assessment, and hydrologists on process research and water resource problems. Duties and signing authority depend on the actual position and jurisdiction, and the occupation name does not automatically grant or exclude them.
Transition | This page places adjacent positions side by side by 'object, output, and authorization level' to help you judge which kind of field sampling, testing, measurement, engineering design, environmental assessment, or hydrologic analysis position you want to invest in long term. Whichever direction you choose, what really determines whether you can take the job is the education, methods, specifications, authorization, and responsibility requirements of that direction, the ability to record the method basis, sample chain, quality control, and limitations clearly, and the willingness to take responsibility for data quality, field safety, and environmental and data compliance; interest questionnaires are only used to raise questions.
Technical feasibility: a task may be technically reachable by a tool, which is only a feasibility judgment and does not mean its use is permitted or that institutions have adopted it.
Institutional and regulatory adoption: whether to introduce a tool depends on work safety, occupational health, environmental protection, and data management requirements and on the institution's quality and safety rules; responsibility for samples, data, and safety cannot be transferred by introducing a tool.
U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Hydrologic component 19-4044: 2025—2035 about 3,000→3,000, official change −1.3%, annual average openings about 400; identical rounded endpoints do not mean employment is unchanged, and a net value of 0.0 thousand is not exactly zero; a '—' for the self-employed share means it was not provided. No causal estimate of AI producing these changes is provided.
| Work direction | Task | Current changes | Human control points |
|---|---|---|---|
| Check the target test items, sites, safety conditions, and preservation and transport requirements | Plan and site confirmation | Document search and organization can be assisted; plan judgment rests with people | The plan, sites, and safety boundaries are confirmed by the individual together with the position responsible for the project |
| Install and operate equipment and complete pre-use calibration and checks | Instrument preparation and calibration | Ledgers and reminders can be assisted; calibration judgment rests with people | Calibration and checks are completed by the individual according to specifications |
| Collect solid or fluid samples and measure field parameters such as flow rate and water level | Field sampling and measurement | Recording and parameter calculation can be assisted; sampling and judgment rest with people | Sampling and measurement are completed by the individual according to the plan |
| Prepare and test samples and determine composition and characteristics | Sample preparation and testing | Calculation and statistics can be assisted; result judgment rests with people | Testing operations and result judgment are completed by the individual |
| Compile and enter testing and operating data and perform quality control and validation | Data entry and quality validation | Entry and statistics can be assisted; validation judgment rests with people | Validation and anomaly isolation are completed by the individual |
| Prepare notes, sketches, geological maps or cross sections, and reports | Preparing charts and reports | Layout and drafts can be assisted; conclusions and the measure used rest with people | Accuracy of expression and the measure used are the individual's responsibility |
| Maintain field equipment and handle samples and chain-of-custody handover and send them for testing | Equipment maintenance and handover | Ledgers and records can be assisted; handover responsibility rests with people | Maintenance and handover are completed by the individual within authorization |
Sources are used according to the actual topic, jurisdiction, and period; generic AI research does not directly give a component-level rating for this occupation, wages and projections do not prove an AI contribution, and a software mention in job postings is not actual adoption.
Difference preface | The comparison of adjacent positions below follows 'what AI mainly changes / what remains the responsibility of people'. The conclusion is consistent: what tools can augment are data entry, statistics, charts, report drafts, and ledger organization; checking site and sample identity, judging the method basis and deviations, calibration and quality validation, isolating anomalous data, and responsibility for field safety and environmental and data compliance always rest with personnel holding the corresponding authorization and with quality and safety positions. Technical feasibility, institutional and regulatory adoption (depending on work safety, occupational health, environmental protection, and data management requirements), and job outcomes must be judged separately.
What AI mainly changesUnit conversion, descriptive statistics, and mapping can be trialed; after checking the original records and formulas, measure whether rework is reduced, without guaranteeing that it has been sped up.
Still the responsibility of peopleChecking site and sample identity and judging the method basis and deviations
What AI mainly changesRecord organization, ledgers, reports, and document drafts can be assisted by tools
Still the responsibility of peopleInstrument calibration, quality validation, and decisions to isolate anomalous data
What AI mainly changesQuality and safety statistics, training materials, and knowledge bases can be generated by tools
Still the responsibility of peopleData release, external provision of reports, and safety and environmental responsibility
Responsibility preface | Efficiency can be outsourced to tools, but sites, samples, calibration, methods, and safety cannot. The five steps below are the human responsibility points that must be preserved before and after adopting any digital tool.
Plan and boundaries: the target test items, method basis, sites, and safety conditions must be determined by personnel with the corresponding authorization, and tools do not replace plan judgment.
Samples and quality: sample numbering, preservation, transport, handover, instrument calibration, and quality control must be completed by the individual according to specifications, and tools do not replace quality validation.
Testing and data: testing, measurement, and statistical results and anomalies and deviations must be checked and reviewed by the individual, and tool output must not be used directly as the basis for a report or conclusion.
Safety and data: hazardous samples, field work, and location-sensitive or personal information data must be managed according to minimum-necessary, permit, and retention period requirements, and tools must not be used to send them externally or generate unverified content.
Release and change: external provision and release of data and reports and changes to equipment and processes must take place within the scope of authorization and safety, environmental, and data requirements, and sample contamination, numbering mismatch, lack of calibration, or data and safety problems must be reported according to the rules.
Can lead to data errors or consequences for safety and environmental decisions
Control method:Before delivery and reporting, the individual must verify samples, data, methods, and quality control conditions and keep records
Can cause sample mismatches or systematic data bias
Control method:The sample chain, calibration, and quality control must be completed by personnel with the corresponding authorization according to specifications
Can violate data, confidentiality, and safety requirements
Control method:Limit purpose, retention period, and access authority, and do not upload controlled data to external services or unauthorized environments
Distorted records affect quality, safety, and compliance audits
Control method:Records must reflect the real sampling, testing, and observation process, and generating unverified content is prohibited
When data disputes or safety or environmental accidents arise, responsibility cannot be defined
Control method:Before adopting a tool, clarify the responsible persons and approval paths for plan confirmation, sampling, calibration, validation, and release and reporting, and keep records
Use tools in assistive steps that can be rolled back: data entry and format organization, drafts of tables and charts, and organizing photographs and records; site and sample identity, calibration, method deviations, and quality judgments are governed by the plan, mentoring, and authorization.
Use digital tools for data organization, statistics, mapping, report drafts, equipment ledgers, and calibration reminders; the method basis, quality validation, sample chain, and data judgments remain the responsibility of the individual according to specifications and authorization.
Use tools for statistics across multiple test data sets, quality control charts, equipment maintenance records, knowledge bases, and training material organization; complex and controlled matters (isolating anomalous data, deviation assessment, accidents, and data problems) are confirmed by the individual together with quality and safety positions.
Use tools for quality and safety statistics, audits, and document and knowledge management; data release, external provision of reports, and accident conclusions must be approved by a person and documented.
Insufficient evidence: the replacement probability for this occupation was not obtained, and no promise can be made that it will not be replaced. Responsibility for sampling, methods, data quality, and release is implemented according to the position and authorization; calculations and drafts that can be trialed must also be reviewed.
Source:O*NET 19-4043.00 (tasks and work context)Original material ↗
Tool clues | O*NET2025 U.S. geological component associated deduplicated job advertisements list 10 software items, Excel7%, Outlook5%, Office4%, and the shares of the remaining 7 items are unavailable. This cannot be used to infer Chinese requirements, use by all workers, or an AI threshold; check the specific posting, instruments, and permitted environment for the actual geological/hydrologic sampling, analysis, or equipment position.
Source:2025 associated job posting softwareOriginal material ↗
Editorial suggestion | Unit conversion, field mapping, descriptive statistics, charts, and record drafts can be trialed in an authorized environment and checked against the original records, methods, and quality conditions. This page does not establish a task exposure ranking, an actual adoption rate, or an efficiency magnitude, and does not call these the most AI-affected.
Source:O*NET geological tasksOriginal material ↗
U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Hydrologic component 19-4044: 2025—2035 about 3,000→3,000, official change −1.3%, annual average openings about 400; identical rounded endpoints do not mean employment is unchanged, and a net value of 0.0 thousand is not exactly zero; a '—' for the self-employed share means it was not provided.
Source:BLS direct employment projectionOriginal material ↗
Cannot be assumed on one's own. The plan, samples, method basis, quality validation, anomaly isolation, and data release are the responsibility of positions and institutions with the corresponding authorization, and must be carried out by the individual based on specifications and records with responsibility for the consequences; AI can assist with entry, statistics, mapping, and drafts, but cannot replace verification, authorization, and accountability, nor can it replace engineering design, professional acceptance, or safety and environmental conclusions.
Source:Editorial responsibility suggestion; specific methods, conclusions, and release authority are checked against project rulesOriginal material ↗
The ability to turn a plan and sites into executable sampling, testing, and recording steps, the ability to judge the sample chain and method deviations and quality control evidence, the ability to explain data limitations and uncertainty clearly, and a grasp of the boundaries of field safety, environmental protection, and data management together with an awareness of reproducible recordkeeping.
Source:O*NET tasks and contextOriginal material ↗
Judge with three layers of evidence: technical feasibility, whether institutions and regulations adopt it (depending on work safety, occupational health, environmental protection, and data management requirements), and job outcomes (this page uses the 19-4043.00 component measure, which is not large); combine local geological, hydrologic, environmental, and engineering survey demand with project and automation levels rather than looking only at tool demonstrations.
Source:Editorial checking suggestion, combined with BLS projections and generic governanceOriginal material ↗
When trialing calculations, charts, or drafts, keep the inputs, version, formulas, methods, and check records, and compare rework costs. Field safety, quality, and external provision are borne according to the actual position; there is no guarantee that entry will be faster, the work easier, or the position unchanged.
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
| Education background | Common position directions | Notes and checking suggestions |
|---|---|---|
| Education and training related to geology, hydrology, environmental science, engineering, chemistry, or surveying and mapping | Check the target position posting | BLS lists for both components a typical entry-level associate degree, no related experience, and medium-term on-the-job training; OOH states that an associate degree or two years of related postsecondary training is usual, that some data-intensive or highly technical positions may require a bachelor's degree, and that on-the-job training may last 1—12 months. O*NET geological Job Zone4 and hydrologic Zone3 are general descriptions of the preparation level and range, and Zone4 cannot be used to write the majority bachelor's degree as the educational threshold for all geological technicians; the specifics depend on the employer's posting. |
| Sampling, testing, instrument operation, and quality control skills | Check according to the actual duties | Sampling, preparation, analysis, equipment, and record training depend on the actual direction; 2025 U.S. deduplicated job posting software mentions Excel7%, Outlook5%, and Office4%, which do not represent the number of positions in China, hands-on capability, or AI requirements. |
| Field safety, protection, and emergency training | Field work positions | Work involving hazardous samples, confined space or water operations, and equipment energy isolation requires work safety and occupational health training and must be carried out according to permit and protection requirements. |
| Data, environmental, and occupational health management training (where applicable) | Positions involving controlled or sensitive data or hazardous work | Data that is controlled, location-sensitive, or involves personal information must be managed according to minimum necessity, authority, and retention periods; work involving hazardous samples and chemical exposure must follow occupational health and environmental protection requirements. |
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
Industry reference | Check against the actual geological survey, testing, hydrologic, or environmental employer industry. NBS2025 national urban Scientific Research and Technical Services: non-private 182,064 yuan / year and private 83,560 yuan / year, which are pre-tax annual average wages of employed persons and exclude self-employed individuals and freelancers; not the median, starting wage, or take-home income of geological/hydrologic technicians. The older O*NET 2024 geological industry shares do not establish Chinese demand.
The older O*NET 2024 geological component shows 33% in mining/quarrying/oil and gas extraction, which is an employment industry share, not an industry average wage or Chinese demand.
BLS2025 hydrologic component: federal 56% and local government 8% (excluding education and hospitals); these are U.S. industry shares, and the classification and wages of specific units in China must be checked separately rather than confirmed from the name.
Insufficient evidence: the exact generative AI exposure rating, actual adoption rate, or wage causal effect for the two components was not obtained. Table conversion, charts, and report drafts can be trialed and checked against original records; the O*NET software advertisement share is not a measure of AI exposure, and responsibility and methods are checked against the actual position.
| The 10th percentile is the lower boundary of the national distribution and is not the wage of a new hire, a single skill, or a hardship position. |
| Median (50%) | Median annual wage $53,350 / median hourly wage $25.65 (2025, BLS OEWS, 19-4043.00 component) | Official annual wage, not take-home pay | The median is the midpoint of the distribution and does not represent a starting wage or a guaranteed increase with duties; SOC19-4043 only. |
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| 90th percentile (upper boundary) | 90th percentile annual wage $99,560 / hourly wage $47.86 (2025, BLS OEWS, 19-4043.00 component) | Official annual wage, not take-home pay | The 90th percentile is the upper boundary of the distribution and cannot be equated with the wage of combined skills or a project manager, nor does it represent most people. |
|---|
Wage · median：Median annual wage $53,350 / median hourly wage $25.65 (2025, BLS OEWS, 19-4043.00 component)；Measure | 2025 U.S. SOC19-4043 national wage median. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income； boundary | the percentile does not imply seniority or a starting wage and is not the hydrologic or combined figure.
Wage · 10th percentile：10th percentile annual wage $35,770 / hourly wage $17.20 (2025, BLS OEWS, 19-4043.00 component)；Measure | 2025 U.S. SOC19-4043 national wage 10th percentile. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income； boundary | the percentile does not imply seniority or a starting wage and is not the hydrologic or combined figure.
Wage · 25th percentile：25th percentile annual wage $44,850 / hourly wage $21.56 (2025, BLS OEWS, 19-4043.00 component)；Measure | 2025 U.S. SOC19-4043 national wage 25th percentile. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income； boundary | the percentile does not imply seniority or a starting wage and is not the hydrologic or combined figure.
Wage · 75th percentile：75th percentile annual wage $72,110 / hourly wage $34.67 (2025, BLS OEWS, 19-4043.00 component)；Measure | 2025 U.S. SOC19-4043 national wage 75th percentile. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income； boundary | the percentile does not imply seniority or a starting wage and is not the hydrologic or combined figure.
Wage · 90th percentile：90th percentile annual wage $99,560 / hourly wage $47.86 (2025, BLS OEWS, 19-4043.00 component)；Measure | 2025 U.S. SOC19-4043 national wage 90th percentile. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income； boundary | the percentile does not imply seniority or a starting wage and is not the hydrologic or combined figure.
The five national wage percentiles describe the distribution and do not imply experience levels; the 2025 industry-specific medians have been obtained, and industry differences cannot be used to prove that an individual's job change brings a pay increase.
OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income; the 19-4043 component is not the hydrologic figure. Annual and hourly figures use a standard 2080-hour year and are rounded independently, so they cannot be used to infer an individual's take-home monthly pay. EP includes the self-employed while OEWS excludes them, and they are labeled separately.
Wages come from 2025 BLS OEWS, presented via O*NET; employment comes from the BLS direct 2025—2035 projection, and the former excludes the self-employed while the latter includes them. Each component and period is listed separately, annual and hourly figures are rounded independently, and this is not an AI or skill causal estimate.
Usage suggestion: read the median, percentile, and employment figures together with the background that this is the 19-4043.00 component measure and does not represent the combined total, and check them against local industry, working conditions, and skill requirements; the official O*NET wage page can also be queried by region and period, and a single number should not be used to infer individual pay.
| Industry | Median wage for this occupation in this industry | How to understand |
|---|---|---|
| Manufacturing | $100,390 / year (May 2025, SOC19-4043 industry median) | BLS OOH direct geological component industry wage, not the average of all employees in the industry, and not the hydrologic figure or an individual position's starting wage. |
| Management, Scientific, and Technical Consulting Services | $59,100 / year (May 2025, SOC19-4043 industry median) | BLS OOH direct geological component industry wage, not the average of all employees in the industry, and not the hydrologic figure or an individual position's starting wage. |
| Educational Services (state, local, and private) | $53,610 / year (May 2025, SOC19-4043 industry median) | BLS OOH direct geological component industry wage, not the average of all employees in the industry, and not the hydrologic figure or an individual position's starting wage. |
| Mining, Quarrying, and Oil and Gas Extraction | $53,480 / year (May 2025, SOC19-4043 industry median) | BLS OOH direct geological component industry wage, not the average of all employees in the industry, and not the hydrologic figure or an individual position's starting wage. |
BLS2025 geological component industry medians differ; see the four real estimate rows; the differences cannot be interpreted as field risk allowances or skill causality.
Insufficient evidence: this round did not verify the correspondence between geological component regional wage differences and living costs; check the original official wage for the target region and do not infer purchasing power from national percentiles.
Insufficient evidence: no causal estimate of the relationship between combined skills, qualifications, or project duties and income for this occupation was obtained; check the actual contract and duties.
Measure | U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits, 2025 self-employed share 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, the rounded endpoints cannot be used to back-calculate and override 3.6%, and the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment.； boundary | the direct geological projection includes the self-employed, is not current hiring, the hydrologic figure, or the combined figure, and differs from OEWS wages for the employed.
Measure | U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits, 2025 self-employed share 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, the rounded endpoints cannot be used to back-calculate and override 3.6%, and the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment.； boundary | the direct geological projection includes the self-employed, is not current hiring, the hydrologic figure, or the combined figure, and differs from OEWS wages for the employed.
Measure | U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits, 2025 self-employed share 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, the rounded endpoints cannot be used to back-calculate and override 3.6%, and the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment.； boundary | the direct geological projection includes the self-employed, is not current hiring, the hydrologic figure, or the combined figure, and differs from OEWS wages for the employed.
Which Holland interest type is closer to Geological and Hydrologic Technicians?
Holland (RIASEC) | Used to understand your relative position on Realistic, Conventional, and Investigative preferences. The O*NET interest code for this occupation is RCI (Realistic—Conventional—Investigative), corresponding to a willingness to operate equipment and instruments in the laboratory and field and handle real samples and objects (Realistic), to organize information and data according to specifications and processes and maintain accurate records (Conventional), and to research and analyze geological and hydrologic phenomena and data problems (Investigative); this is consistent with the occupation's activity profile, which centers on recording and entering information (82), using computers (79), obtaining information (78), and processing information (69). The questionnaire is only used to raise questions, not to judge suitability or whether someone can take the job.
Do not use it this way:If you find it hard to face field conditions and repetitive recording over the long term, or hard to accept weather, terrain, and sample contamination risks, a high interest questionnaire score cannot change that real cost; this occupation also requires confirming the institution's requirements for safety training, protective equipment, work permits, and data management.
Take my Holland career interest testWhich Big Five traits are more relevant to this job?
Big Five can prompt reflection on verification, recalculation, and communication style; no specific validation of which traits adapt more easily to this occupation was obtained.
Do not use it this way:Do not use a personality assessment saying you are unsuited as a reason to give up or not enter the field; rely on internships, shadowing, simulated sampling and testing tasks, mentor evaluations, and skill assessment results.
See my Big Five personality traitsCan MBTI be used to judge whether I am suited to Geological and Hydrologic Technicians?
MBTI | Typology is used for self-reflection on communication and work preferences; this occupation requires communicating and collaborating according to procedures with scientists, engineers, the team, and quality and safety positions, and preferences do not determine competence.
Do not use it this way:Treat the type only as a reference for communication style, and do not use it to infer whether you or others can do well in sampling, testing, equipment maintenance, and data recording.
Understand my MBTI preferencesCan the Enneagram tell me whether I am suited to this occupation?
Enneagram | Used for self-questioning. The editorial suggestion is to record how you check the process when schedules, equipment failures, or data anomalies occur; the relative predictive validity of this observation versus type labels was not obtained, and no judgment is made about which method matters more.
Do not use it this way:Do not use type labels to explain data errors or safety problems; return instead to whether the plan, sample chain, calibration, quality control, and safety procedures were in place.
Explore my Enneagram patternIf I am not good at math, can I work as a Geological and Hydrologic Technician?
Use G1 density, units, and RPD to observe this round's reasoning performance; the items are not a complete occupational ability test.
Do not use it this way:A high or low score does not show whether someone can learn sampling, testing, equipment maintenance, and data recording; this should be tested through internships, shadowing, simulated tasks, and mentor evaluations.
Understand my intelligence and reasoning performanceDoes working as a Geological and Hydrologic Technician require high emotional intelligence?
The emotional intelligence questionnaire can prompt reflection on how records are checked and communication is handled when information is missing and deadlines are tight; do not infer data quality from scores.
Do not use it this way:Observe the G1 handover, fact-checking, and revision process; the training effect must be measured separately, and improved emotional ability cannot be guaranteed.
Understand my emotional intelligenceBetter match:Able to independently complete field sampling, testing, equipment maintenance, data recording, and reporting within the authorized scope
Note:If the main object or working conditions of this direction make you hesitate, check the specific duties, method training, and support conditions and record the actual experience; a single questionnaire or preference does not rule out this direction, and tasks may overlap.
View related occupations:This occupation (Geological and Hydrologic Technicians) directionBetter match:Has engineering design, calculation, resource evaluation, and professional judgment capability
Note:If the main object or working conditions of this direction make you hesitate, check the specific duties, method training, and support conditions and record the actual experience; a single questionnaire or preference does not rule out this direction, and tasks may overlap.
View related occupations:Mining and Geological Engineers directionBetter match:Has oil and gas engineering design, calculation, and optimization capability
Note:If the main object or working conditions of this direction make you hesitate, check the specific duties, method training, and support conditions and record the actual experience; a single questionnaire or preference does not rule out this direction, and tasks may overlap.
View related occupations:Petroleum Engineers directionBetter match:Has control surveying, instrument observation, computation, and results preparation capability
Note:If the main object or working conditions of this direction make you hesitate, check the specific duties, method training, and support conditions and record the actual experience; a single questionnaire or preference does not rule out this direction, and tasks may overlap.
View related occupations:Geodetic Surveyors directionBetter match:Has environmental monitoring, experimentation, assessment, and recommendation capability
Note:If the main object or working conditions of this direction make you hesitate, check the specific duties, method training, and support conditions and record the actual experience; a single questionnaire or preference does not rule out this direction, and tasks may overlap.
View related occupations:Environmental Scientists and Specialists directionBetter match:Has hydrologic observation, analysis and modeling, and water resource evaluation capability
Note:If the main object or working conditions of this direction make you hesitate, check the specific duties, method training, and support conditions and record the actual experience; a single questionnaire or preference does not rule out this direction, and tasks may overlap.
View related occupations:Hydrologists directionWhat kind of personality is better suited to Geological and Hydrologic Technicians? This occupation values rigor about plans, numbering, calibration, and records, persistence on field safety and data quality, a sense of responsibility for reporting anomalies truthfully, and organization when working across multiple sites and batches in parallel, rather than a particular personality type; the O*NET interest code is RCI (Realistic—Conventional—Investigative), and the work styles emphasize attention to detail and dependability, which can serve as a starting point for exploration.
Are introverted people suited to this occupation? Yes. This occupation involves a great deal of independent sampling, testing, recording, and data organization work, and also requires communicating with scientists, engineers, and the team (email score 92, telephone communication 82, face-to-face or personal and team discussions 87).
The degree of extraversion does not prove collaboration or sampling quality; look at actual record checking, communication limits, and handover.
Which MBTI type is best suited to this occupation? No single type has been proven best. MBTI is not an occupational qualification or ability assessment tool, and occupational adaptation depends mainly on skills, adherence to specifications, and safety and quality awareness.
Which Holland interest type is better suited to this occupation? The O*NET interest code is RCI: Realistic (operating equipment and instruments and handling real samples and objects), Conventional (organizing information and data according to specifications and processes and maintaining accurate records), and Investigative (researching and analyzing geological and hydrologic phenomena and data problems); it can be used to explore task preferences, not to predict performance.
Insufficient evidence: no specific validation of personality scores predicting individual performance in this occupation was obtained, and the questionnaire does not judge competence.
Quantitative requirements can be practiced starting from G1 units, density, and RPD, recording current errors and learning support; not yet being comfortable with calculations does not directly prove that entry is impossible, and the actual position's methods and training require separate checks.
Collaboration requires checking facts, explaining limits, and handing over according to the process; no uniform high emotional intelligence threshold or occupation-specific validity was obtained, and ability is not judged from questionnaire scores.
The Enneagram questionnaire can be used to reflect on reaction styles; no specific validity for predicting ability or long-term fit in this occupation was obtained; use G1 to observe this round's checking and handover, and do not exclude an occupation based on type.
Observe current learning performance through G1 independent calculation, differences, unknowns, and handover, without inferring long-term fit.
Main positions：The individual and quality and safety positions; the client and engineering, the environment, and the public
Possible consequences：Sample contamination, numbering mismatch, improper preservation or transport, exceeding holding times, or inadequate quality control and replicate samples; can distort data and affect engineering, environmental, and safety judgments
Reducing risk：Clean equipment according to the plan and use field blanks and replicate samples, fully record the collection, handling, and transport conditions, and immediately isolate, review, and report any contamination or mismatch found; the sample chain and quality control results must be documented and traceable together with the data
Basis：O*NET 19-4043.00 detailed materials (tasks and work context) · NIST Artificial Intelligence Risk Management Framework (AI RMF 1.0)
Typical scenario：Scenario | During handover, the previous shift's field records are found to lack instrument calibration information and some sample numbers, and the data table version does not match the report, and it is suggested to fill them in from a template.
Main positions：The individual and project and data positions; the institution, the client, and auditors
Possible consequences：Missing calibration, numbering, or handover information, or inconsistent report versions, hinder review; errors should be correctable with traceability, and lawful corrections must not be treated as distorted records.
Reducing risk：Keep the original records, differences, reasons, true time, and responsible person, and correct with quality authorization; mark missing items as unknown and locate the original basis, and do not write calibration from a template or backdate.
Basis：O*NET 19-4043.00 detailed materials (tasks and work context) · Personal Information Protection Law (actual personal information)
Typical scenario：Scenario | The parties ask for data containing site coordinates, customer information, and sample lists to be sent in an uncontrolled group chat for quick coordination, or for the raw data to be uploaded to a public cloud drive for collaboration.
Main positions：The individual and data and safety positions; the institution, data subjects, and regulators
Possible consequences：Controlled, location-sensitive, or personal information data not managed according to minimum necessity, authority, and retention periods, or provided or released externally without authorization; can violate data, confidentiality, safety, and personal information protection requirements
Reducing risk：Limit purpose, retention period, and access authority, do not upload controlled and location-sensitive data to external services or unauthorized environments, and obtain authorization and keep records for external provision; report and handle unauthorized access, disclosure, or misdirected sending immediately according to the process
Basis：Personal Information Protection Law (actual personal information) · NIST Artificial Intelligence Risk Management Framework (AI RMF 1.0)
Typical scenario：Scenario | With staff stretched thin, a person is asked to read directly from an uncalibrated instrument, or to bypass procedures and state a conclusion on engineering safety or environmental compliance in the report so it can be submitted the same day.
Main positions：The individual and quality and safety positions; engineering, environmental, and safety conclusions
Possible consequences：Instruments not calibrated, method deviations not recorded, equipment used outside its scope, or testing results treated as confirmed conclusions to replace engineering design or professional acceptance; can cause wrong judgments and engineering, safety, or environmental consequences
Reducing risk：Calibrate instruments before use and keep records, record the reason, quality control evidence, and data objectives for deviations from standard methods, refer engineering design or professional acceptance and safety and environmental conclusions to the corresponding position or institution, and explain the boundaries and refer according to the process when faced with overreach or conclusive demands
Basis：Work Safety Law (training and the scope of special operations) · O*NET 19-4043.00 detailed materials (tasks and work context)
Typical scenario：Scenario | The only colleague familiar with a certain type of equipment or site data process is on leave, and untrained staff are asked to take over sampling and testing temporarily and release the results.
Main positions：The individual, the team, and equipment positions; project progress and work continuity
Possible consequences：Key equipment, data, or access rights held by a single person, so that sampling, testing, and data handover are interrupted when that person takes leave, resigns, equipment fails, or vehicles and vessels are unavailable; can delay projects and affect the data chain and work continuity
Reducing risk：Establish backup and handover rules for equipment, data, access rights, documents, and personnel so that key processes and parameters are reproducible and documented; report according to the rules and adjust priorities when staff, equipment, or resources are insufficient, and do not work with hidden hazards
Basis：O*NET 19-4043.00 occupation profile and official scope · NIST Artificial Intelligence Risk Management Framework (AI RMF 1.0)
Typical scenario：Scenario | An outsourcing unit completes sampling, testing, and charts and requests settlement without submitting the original records, calibration, and quality control records, and the site is asked to sign off first and supplement later.
Main positions：The individual and outsourcing and partner parties; the project, data, environment, and safety
Possible consequences：Delivery and acceptance of outsourced sampling, testing, equipment maintenance, or data processing are unclear, or data, results, responsibility, and fee changes are not clearly defined; can lead to rework, fee disputes, and unclear data and environmental safety responsibility
Reducing risk：Collaboration and outsourcing must clearly define scope, standards, acceptance, data and results ownership, safety responsibility, and fee change rules and be documented, and deliverables must be reviewed and accepted; when delivery, acceptance, or ownership disputes arise, pause, review, and report
Basis：O*NET 19-4043.00 detailed materials (tasks and work context) · Work Safety Law (training and the scope of special operations)
Study and practice in stages according to the real direction, and use the work and a method assessment to record specific gaps; education, training, certification, and authorization are not an automatic continuous promotion chain. G1 is only paper learning, and subsequent real sampling and equipment practice require applicable methods, training, and field arrangements.
Qualification boundaries | Receiving professional education or vocational training, completing internships and projects, obtaining a degree or training certificate, passing safety and quality training and obtaining authorization, and obtaining institutional and project authorization, field work permits, and data release authority are different states; the preparation items listed on this page are not authorization and do not automatically grant the authority to independently release data or issue engineering, safety, or environmental conclusions.
| Occupational direction | Starting tasks | Evidence that can be prepared | Work that can be shown without experience | Difference from this occupation |
|---|---|---|---|---|
| Geodetic Surveyors | Assisting with control observation and recording | Surveying and mapping or related training and observation records | A fictional control network and observation record essentials table | Outputs are survey control results, whereas this occupation produces samples, testing, and field data |
| Mining and Geological Engineers | Assisting with document organization and calculation | Geology or mining engineering education and project records | A fictional exploration scheme and calculation essentials table | Outputs are design schemes and signed conclusions, whereas this occupation produces sampling, testing, and records |
| Petroleum Engineers | Assisting with data organization and schemes | Petroleum engineering education and project records | A fictional drilling scheme and calculation essentials table | Outputs are oil and gas engineering schemes, whereas this occupation produces field sampling, testing, and data |
| Environmental Scientists and Specialists | Assisting with monitoring, sampling, and assessment | Environmental or related education and experiment or survey records | A fictional monitoring and assessment essentials table | Outputs are environmental assessment reports, whereas this occupation produces field sampling, testing, and records |
| Hydrologists | Assisting with observation and data organization | Hydrology or water resources education and observation project records | A fictional hydrologic observation and evaluation essentials table | Outputs are hydrologic analysis and evaluation conclusions, whereas this occupation produces field observation, sampling, and equipment maintenance |
Whether someone can independently take on sampling, testing, or data release does not depend on the degree itself but on whether they take on the corresponding duties within the institution's, project's, authorization's, and specification's scope.
Education, actual method training, assessment, qualifications, and authority are checked separately; no estimate of their relative contribution to independent work capability was obtained, and education is not limited to affecting entry only.
Matters involving engineering design, professional acceptance, or safety and environmental conclusions must be carried out by engineers or institutions with the corresponding qualifications.
M2 | fictional water sample results: W01 is 1.20 mg/L, W01-D is 1,260 µg/L, and blank B01 is 0.010 mg/L. 1 mg = 1,000 µg. Teaching rules: blank ≤0.020 mg/L; replicate relative percent difference RPD = |a−b|/[(a+b)/2]×100%, and RPD ≤5% is required to pass this item's numeric check, with intermediate values not rounded. The blank must not be subtracted directly from the sample; passing the numeric check does not prove that real testing is valid.
M3 | the v1 sampling form writes W01, but the container label writes W10, and the recipient and time on the handover form are blank; a valid instrument Q calibration record is not provided. The test items, formal methods, bottle material and preservative, holding time and temperature, transport conditions, and site safety plan are all not given. This item cannot be used to choose chemicals, infer holding times, or decide that submission for testing is acceptable; list the information still to be supplied and the position responsible for review, and keep both original records where the identity is mismatched.
M4 | the v2 draft writes the G01 density as 192 g/cm³, the W01-D conversion as 0.126 mg/L, and the RPD as 100%, and states that the results meet drinking water standards. v1 gives only teaching values, and the reviser, the time, and the real standard are unknown. List the original basis, the correct calculations, the v2 differences, and whether delivery is possible; the reviser, time, or reason must not be guessed from the differences.
M5 | at October 3 10:10 the recorder R asks the project lead P to verify identity and calibration; by 10:16 there is still no confirmation, the internal draft deadline is 10:40, and the authority for formal correction and external provision is not given. Write the 10:16 handover: what has been verified, which results are paused, what is missing, and who is awaiting a reply; 6 minutes have passed and 24 minutes remain to the deadline, silence is not approval, and there is no false sign-off. Another composite rock sample G02 has only mass and no volume, so leave the density blank and list the conditions for an additional measurement.
Mark the first independent completion and any tool or human hints, and do not pass off correct answers as real hands-on work.
Keep the M1—M6 and the input version.
Record errors, the basis for correction, and the real recomputation time; expert feedback is optional, and if there is none it must not be invented.
Compare the first version with the revision, and do not use the revision to cover up the first errors.
State clearly that the G02 density is left blank, that P has not confirmed, and the scope of the paused external release; do not write a real signature.
Passing the teaching QC is not drinking water or engineering compliance.
Record the hints, software, and checks, and keep the original version and limitations.
List the specific problems to practice next time with units, denominators, or versions; a single session does not imply long-term fit.
| Stage | Points that may be checked | Observable evidence | Boundary statement |
|---|---|---|---|
| Resume and initial screening | Geology, hydrology, environment, engineering, or chemistry related education and training, and sampling, testing, and safety training and experience | Education and training and safety and quality and project records | Self-assessment cannot replace education and qualification and institutional verification |
| Interview | Understanding of the method basis, sample chain, calibration, quality control, and safety and data boundaries | Judgment on sample contamination, lack of calibration, and overreach in on-site question and answer |
Keep the input version and list the unknown fields.
Keep the formulas, units, and first results.
Do not subtract the blank and do not round early.
Keep the differences and do not guess the reviser or the motive.
Write the methods and transport conditions still to be supplied and the responsible person, and do not fill them in.
Independently review the four answers; feedback is optional.
| Qualification or preparation item | Applicable group | Role for this occupation | Whether generally required | Conditions to obtain | Approximate investment | Limitation statement |
|---|---|---|---|---|---|---|
| Geology, hydrology, environment, engineering, or chemistry related education and training | According to the target position and actual activities | Meets the entry-level knowledge and skill starting requirements | Check the jurisdiction and the employer posting | BLS lists for both components a typical entry-level associate degree, no related experience, and medium-term on-the-job training; OOH states that an associate degree or two years of related postsecondary training is usual, that some data-intensive or highly technical positions may require a bachelor's degree, and that on-the-job training may last 1—12 months. O*NET geological Job Zone4 and hydrologic Zone3 are general descriptions of the preparation level and range, and Zone4 cannot be used to write the majority bachelor's degree as the educational threshold for all geological technicians; the specifics depend on the employer's posting. |
Typical duties：Under supervision, assist with sites, sample numbering, equipment cleaning, sample handling, and field parameter recording; do not independently take on hazardous work or release data.
Promotion evidence：Numbering, recording, assisting with records, and mentor evaluation; able to restate the plan and safety essentials.
Qualification boundaries：Geology, hydrology, or environment related training records; work safety and protection training.
Next steps：Familiar with the essentials of plan and site reading, numbering rules, instrument use, field safety, and record specifications.
Typical duties：Independently complete field sampling, flow and water level measurement, and field parameter recording, and review and use field blanks and replicate samples according to specifications.
Promotion evidence：Records and review opinions for sampling, measurement, quality control, and chain-of-custody handover.
Qualification boundaries：Check the position's authorization and designated work qualifications according to the actual sampling/measurement duties; field work does not uniformly require a permit.
Next steps：Accumulate experience across different sites, media, and seasonal conditions, and practice sample preservation and transport and field quality control methods.
Typical duties：Take on site work coordination, plan implementation, safety and quality, mentoring, teamwork, and equipment and materials management.
Promotion evidence：Site coordination, safety, quality, and mentoring records.
Qualification boundaries：Corresponding position authorization; site coordination and mentoring records.
Next steps：Learn site safety management, quality control, emergency response, and multi-site coordination methods.
Typical duties：Coordinate site work, safety, environment, emergency, outsourcing, and training, handle complex and disputed matters, and guide new staff.
Promotion evidence：Coordination conclusions; safety, environment, emergency, and training documents.
Qualification boundaries：Corresponding management appointment or institutional authorization.
Next steps：Improve the site safety, environment, emergency, training, and outsourcing management mechanisms.
Typical duties：Under supervision, assist with sample preparation, glassware cleaning, reagent preparation, data entry, and chart drafts; do not independently judge testing results.
Promotion evidence：Preparation, entry, assisting with records, and review opinions.
Qualification boundaries：Chemistry, geology, or environment related training records; laboratory safety training.
Next steps：Familiar with the preparation methods, testing principles, reagents, safety, record specifications, and quality control essentials.
Typical duties：Independently complete sample preparation, testing, readings, preliminary statistics, and quality control, and review and record deviations and anomalies according to specifications.
Promotion evidence：Records and review opinions for testing, quality, deviations, and records.
Qualification boundaries：Institutional position authorization; laboratory testing practice experience.
Next steps：Accumulate experience across different matrices, test items, and instrument types, and practice calibration, quality control, uncertainty, and recording methods.
Typical duties：Under supervision, assist with equipment cleaning and maintenance, ledger registration, calibration reminders, and document organization; do not independently judge equipment availability or the change process.
Promotion evidence：Maintenance, ledgers, assisting with records, and review opinions.
Qualification boundaries：Mechanical, electrical, instrument, or geology related training records; equipment safety training.
Next steps：Familiar with equipment structure, maintenance essentials, calibration cycles, safety, and change process essentials.
Typical duties：Independently complete equipment maintenance, inspection, sending for calibration, initial fault diagnosis, and sample and data chain-of-custody handover, and record and report according to the process.
Promotion evidence：Records and review opinions for maintenance, calibration, faults, and handover.
Qualification boundaries：Check training and authority according to the actual equipment and work; not all equipment uses the same permit.
Next steps：Accumulate experience across different equipment, operating conditions, and work conditions, and practice fault identification, preventive maintenance, and recording methods.
Under supervision, learn site and plan reading, numbering, recording, equipment cleaning, sample handling, and data entry assistance; do not independently take on hazardous work or release data and reports.
Able to independently complete sampling, preparation, testing, measurement, calibration, quality validation, recording, and reporting within the authorized and planned scope, and to report and review according to the rules when contamination, mismatch, lack of calibration, or overreach occurs.
Able to take on project site coordination, process and quality control, mentoring, safety implementation, multi-party collaboration, and equipment management.
Able to take on quality and safety review, data and record management, method implementation, accident and anomaly handling and co-signing, and implementation of technical standards.
United States · SOC19-4043 geological component (BLS Direct Table 1.2, 2025—2035); the hydrologic component is listed separately
U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment.
Employment size and growth and job openings (19-4043.00 component measure)
Official projected growth and replacement needs are not current hiring, an individual probability, or AI causality; the two components are checked separately.
Does not indicate：U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Hydrologic component 19-4044: 2025—2035 about 3,000→3,000, official change −1.3%, annual average openings about 400; identical rounded endpoints do not mean employment is unchanged, and a net value of 0.0 thousand is not exactly zero; a '—' for the self-employed share means it was not provided.
United States · SOC 19-4043.00 (OEWS 2025, presented via O*NET)
2025 geological national median $53,350 per year and $25.65 per hour; the percentiles do not imply a starting wage or experience. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income
Wages (median and percentiles, 19-4043.00 component measure)
The 2025 geological component national quintiles describe the distribution, and the four industry medians obtained are listed separately; industry differences do not prove individual wage causality from skills or working conditions.
Does not indicate：OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income; the wages are the 2025 geological component national figures, and the hydrologic median of 64,790 is listed separately and not combined.
Mainland China · National Bureau of Statistics average wages of urban unit employees (industry category measure) and bounded search
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes.
Occupational wages and employment (statistical measures and gaps)
This round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes. In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities.
Does not indicate：The legal environment, management rules, and statistical measures differ, so no splicing or conversion is made; the China section of this page only registers the statistical measures and the visible gaps.
These are capability proximity relationships and do not represent automatic promotion or that no further training is needed.
Transferable：Position, data, instruments, and records
To be filled in：Control surveying, instrument observation, computation, and results preparation capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Geological data, engineering, and specifications
To be filled in：Engineering design, calculation, resource evaluation, and professional judgment training are checked against the target position; signing authority is checked separately against the jurisdiction and appointment.; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Geological and reservoir data and engineering
To be filled in：Oil and gas engineering scheme design, calculation, and optimization capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Sampling, testing, and environmental methods
To be filled in：Environmental monitoring, experimentation, assessment, and policy capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Field observation and hydrologic methods
To be filled in：Hydrologic observation, analysis and modeling, and water resource evaluation capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Position, data, and instruments
To be filled in：Survey work, instrument operation, and mapping assistance capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Sample preparation and testing methods
To be filled in：Chemistry, laboratory methods, and quality management capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsTransferable：Field safety, environment, and data
To be filled in：Occupational health and safety regulations, risk assessment, and training capability need to be added; transition note: editorial comparison: the gap must be checked against actual experience and the target position's methods, knowledge, qualifications, and responsible outputs; no uniform transition difficulty rating or success probability was obtained, and sampling/analysis/QC may overlap. This page does not quantify the transition distance or success probability, and the target position's qualifications, authorization, and training require separate checks.
View occupation detailsAdjacent occupations are compared by main object and output, and sampling, recording, quality review, analysis, and reporting often overlap: geological/hydrologic technicians support field and laboratory data; geodetic surveying focuses on control and coordinate results, mining/petroleum engineering on engineering methods and schemes, environmental science on monitoring and assessment, and hydrologists on process research and water resource problems. Duties and signing authority depend on the actual position and jurisdiction, and the occupation name does not automatically grant or exclude them.
2025 geological component national median $53,350 per year and $25.65 per hour; p10/25/75/90 annual wages 35,770/44,850/72,110/99,560. OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income. U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Hydrologic component 19-4044: 2025—2035 about 3,000→3,000, official change −1.3%, annual average openings about 400; identical rounded endpoints do not mean employment is unchanged, and a net value of 0.0 thousand is not exactly zero; a '—' for the self-employed share means it was not provided.
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes. In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities.
The O*NET 19-4043.00 work context (0—100 scale) shows: email 92; importance of being exact or highly accurate 88; face-to-face or personal and team discussions 87; working in a controlled indoor environment 85; telephone communication 82; freedom to make decisions 79; determining tasks, priorities, and goals 76; working in or contributing to a team 75; frequently repeating the same task 68; and continuous contact with others 65. The most important work activities are recording and entering information (82), using computers (79), obtaining information (78), communicating with superiors, peers, or subordinates (71), and processing information (69). The work is characterized by precise recording, equipment operation, and team communication, moving between the laboratory, well bores, rivers and lakes, and other field sites, and may require wearing protective equipment and facing weather, terrain, and sample contamination risks; O*NET also notes that this occupation profile is partially available and that data collection is still in progress.
Insufficient evidence: the exact generative AI exposure level, actual adoption rate, job replacement probability, or wage causal effect for the two SOC components was not obtained. Unit conversion, statistics, charts, and report drafts can be trialed in an authorized environment and reviewed against the original sample records, methods, calculations, and quality conditions; a software mention is not AI exposure. The 10 software advertisement items at 7/5/4% are full-year 2025 associated mentions, not an adoption rate.
BLS lists for both components a typical entry-level associate degree, no related experience, and medium-term on-the-job training; OOH states that an associate degree or two years of related postsecondary training is usual, that some data-intensive or highly technical positions may require a bachelor's degree, and that on-the-job training may last 1—12 months. O*NET geological Job Zone4 and hydrologic Zone3 are general descriptions of the preparation level and range, and Zone4 cannot be used to write the majority bachelor's degree as the educational threshold for all geological technicians; the specifics depend on the employer's posting. In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities.
Catalog of 5 items: NSPS–THSOA Certified Hydrographer, Certified Coal Geologist, ArcGIS Desktop Professional19-001, ArcGIS Pro Professional2201, Certified Petroleum Geophysicist. The related catalog is not universally required; the examination, validity period, and fees are checked separately with the current issuing body. In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities.
The editorial risk scenarios cover identity, calibration, methods, record versions, safety, and data provision, and no incidence rate was obtained. Corrections must keep the original value and the reason and true time, and unknowns must not be invented. In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities.
U.S. BLS Direct Table 1.2, SOC19-4043 geological technician component, 2025—2035 employment about 7,300→7,600, official growth 3.6% and net increase about 300, annual average openings about 1,000 including growth and replacement needs from transfers and exits; the 2025 self-employed share is 2.7%, and the projection includes the self-employed. Endpoints and net values are rounded to one decimal place in thousands, and the rounded endpoints cannot be used to back-calculate and override 3.6%; the 4% shown by OOH is rounding to a whole percentage. This is not the current number of openings or an individual's probability of employment. Hydrologic component 19-4044: 2025—2035 about 3,000→3,000, official change −1.3%, annual average openings about 400; identical rounded endpoints do not mean employment is unchanged, and a net value of 0.0 thousand is not exactly zero; a '—' for the self-employed share means it was not provided. OOH notes that geological resource exploration and drones may affect some demand and that hydrologic work is tied to federal funding, which is not AI causality or an individual probability. Adjacent directions are checked against real tasks, training, and jurisdiction, and no transition level is presupposed.
This round verified the actual tasks, context, 2025 wages, and BLS direct 2025—2035 projection for the two occupation components, 2025 associated job posting software, the catalog of 5 certifications, and the actual U.S. internal hydrologic supervisor announcement; Chinese regulations are checked against the actual activities. The older 2024 industry data keeps its period, and software mentions, task scores, and the generic AI framework do not imply capability or job causality.
This round was verified from 2026-10-02 to 03; the older 2026-09-21 is historical. The occupation section is updated to 2026, wages to 2025, the direct projection to 2025—2035, and software advertisements to full-year 2025; the older industry data is dated separately as 2024. Portal read failures and specific legal provisions actually read are recorded separately, and no claim is made that every link in the catalog was read page by page.
Sources separately register the occupation, wages, direct projection, methods, the AI framework, and Chinese regulations; this page selects the geological main indicator and makes the hydrologic component explicit. Recruitment announcements appear at the links in the entry block, the USGS method applies only within its program scope, and the FermatMind rules are an internal editorial basis, not external statistics.
Usage limitations：The occupation profile is partially available; an occupational-level description that does not cover mainland China's safety, environmental, and data management rules.
Usage limitations：An occupational-level description that does not constitute engineering, safety, or environmental advice.
Usage limitations：This is the 19-4043.00 component measure and does not represent hydrologic technicians or the combined total.
Usage limitations：This is the 19-4043.00 component measure and is not combined or averaged with 19-4044.00; OEWS is pre-tax regular wages, including production bonuses, commissions, and some allowances, excluding nonproduction bonuses, overtime premiums, shift differentials, and employer benefits, and excluding self-employment income.
Usage limitations：Industry and above-scale enterprise five job category measures; this release does not give an exact geological/hydrologic occupational distribution.
Usage limitations：Kept as a historical search entry; this round did not obtain the complete current text at that entry, so it is not used as a direct basis for specific current legal provisions, occupational statistics, or mapping.
Usage limitations：The original legal text and competent authority interpretations prevail.
Usage limitations：The regulations and requirements issued by the competent authorities prevail.
Usage limitations：Only when actually carrying out surveying and mapping activities under Article 2 are the corresponding rules checked; it is not one permit for the whole occupation.
Usage limitations：A single internal and career transition hydrologic supervisor sample, not a public new hire, a Chinese position, or national statistics.
Usage limitations：The regulations and requirements issued by the competent authorities prevail.
Usage limitations：Task exposure does not equal automatic job disappearance or a specific adoption rate.
Usage limitations：The interest code is an occupational-level description and is not used for individual prediction.
Usage limitations：Not a safety, environmental, or testing method standard.
Usage limitations：The original method documentation prevails.
Usage limitations：This is method reference information and does not necessarily have regulatory force.
Usage limitations：Internal measure rules, not an external factual source.
Usage limitations：A certification catalog is not equivalent to institutional authorization, a government license, or authority for hazardous work and data release.
Usage limitations：The related occupation rows in this table do not replace the education and safety requirements of competent authorities and institutions.
Usage limitations：An adjacent occupation measure, not equal to this occupation.
Usage limitations：An adjacent occupation measure, not equal to this occupation.
Usage limitations：Kept as a historical search entry; this round did not obtain the complete current text at that entry, so it is not used as a direct basis for specific current legal provisions, occupational statistics, or mapping.
Usage limitations：Kept as a historical search entry; this round did not obtain the complete current text at that entry, so it is not used as a direct basis for specific current legal provisions, occupational statistics, or mapping.
Usage limitations：Some skills have no job posting share given; a technology mention is not equivalent to capability or a degree of automation.
Usage limitations：The industry distribution is on the U.S. measure and does not establish a mainland China mapping.
Usage limitations：Editorial ratings use the existing occupational responsibilities and AI task analysis on this page. They are not adoption rates, measured effects, job-disappearance or personal-unemployment probabilities, or official scores from Stanford or another external institution. No measured time weights or future robot deployment are assumed.
Insufficient evidence: this round's bounded search of the National Bureau of Statistics 2025 industry and above-scale enterprise five job category averages and the enterprise compensation survey did not obtain a Chinese national occupational wage distribution exactly corresponding to 19-4043/19-4044; the search scope cannot be used to infer that no such national data exists at all, and industry averages or U.S. component figures are not used as substitutes. No Chinese recruitment sample or pay structure, skill-wage causality, regional wage and living cost relationship, exact AI exposure, adoption, replacement, or wage effects for the two components, or specific validity for the six assessments was obtained. The 2025 geological four industry medians have been obtained and added, so it can no longer be said that all industry wages are missing; the U.S. internal hydrologic supervisor announcement does not represent national new hires.
Big Five Personality Test · MBTI Personality Test · Intelligence and Reasoning Test · Emotional Intelligence Test
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| Core purpose | Core purpose of this occupation | Taking samples, equipment, field data, and records as its object, complete technical work within the limits of methods, safety, and authorization: sample, prepare, test, and measure according to the plan, use and maintain equipment according to specifications, validate data according to quality control requirements, and prepare charts, records, and reports, so that data and results are verifiable, methods, deviations, and quality control are traceable, and boundaries can be explained. | Core idea of adjacent positions | Most positions in the same group and adjacent positions aim to 'support judgment and decisions with verifiable data and methods', and the differences lie in the object, output, and authorization level: some take samples, equipment, field data, and records as their object, some take control and survey results, some take engineering design and professional judgment, some take environmental monitoring and assessment, and some take hydrologic process analysis and evaluation. Related duties may overlap, and signing/acceptance authority is checked against the actual position, jurisdiction, and qualifications. |
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| Main objects and basis | Main objects and basis of this occupation | The objects are the basis of sampling and testing methods, detection limits, preservation and transport requirements, instrument calibration and operating specifications, sample chain, original records, and quality control, along with field safety and protection and environmental protection requirements; the basis is the institution's quality and safety management rules, industry method standards, and work safety, occupational health, environmental protection, and data management requirements. | Main objects and basis of adjacent positions | Geodetic surveyors rely on survey control, accuracy, and results requirements; mining and geological engineers and petroleum engineers rely on engineering design specifications, professional judgment, and safety and reserve evaluation methods; environmental scientists and specialists rely on environmental monitoring and assessment methods and environmental regulations; hydrologists rely on hydrologic observation, analysis and modeling, and water resource evaluation methods. |
| Core process | Core process of this occupation | Plan and site confirmation, instrument preparation and calibration, field sampling and measurement, sample preparation, transport, and handover, testing, entry, and quality validation, charts and reports and review; every step must be documented according to the quality, safety, and data rules and be reviewable by supervisors and quality and safety positions. | Core process of adjacent positions | Geodetic surveyors focus on control layout, observation, computation, and delivery of results; mining and geological engineers and petroleum engineers focus on scheme design, calculation, judgment, and review and signing; environmental scientists and specialists focus on monitoring, sampling, experimentation, assessment, and recommendations; hydrologists focus on observation, modeling, evaluation, and forecasting. |
| Main outputs | Main outputs of this occupation | Samples and testing data that meet method and quality requirements, instrument calibration and field records, sample chain and handover records, sketches and geological maps or cross sections and field parameter records, technical reports on sampling, testing, and data analysis, and traceable original records and revision records. | Main outputs of adjacent positions | Geodetic surveyors produce survey control and results records; mining and geological engineers and petroleum engineers produce design schemes and professional conclusions; environmental scientists and specialists produce monitoring and assessment reports and recommendations; hydrologists produce hydrologic analysis and evaluation conclusions. Related duties may overlap, and signing/acceptance authority is checked against the actual position, jurisdiction, and qualifications. |
| Responsible party | Responsible party for this occupation | This occupation is responsible for its own sampling, preparation, testing, measurement, recording, and reporting, and for the operations and validation carried out according to the method basis, calibration, quality control, and chain-of-custody record requirements; matters involving engineering design, professional acceptance, safety or environmental conclusions, provision of controlled data, or hazardous work are decided according to the rules by positions or institutions with the corresponding qualifications, and this occupation does not replace their decisions. | Responsible parties for adjacent positions | Responsibility for positions in the same group and adjacent positions is usually defined by the institution, specifications, and authorization, and the objects of responsibility are mostly engineering safety, production, environment, data, and the public interest. Related duties may overlap, and signing/acceptance authority is checked against the actual position, jurisdiction, and qualifications. |
| Authority and approval | In mainland China, jurisdiction is checked against the actual activities: only activities falling under Article 2 of the Surveying and Mapping Law require checking the unit's qualification and personnel qualifications and certificates, and a surveying and mapping qualification is not required across the board because of the occupation name; the Geological Data Regulation distinguishes results, original data, and physical materials according to the data and submission scope, and does not treat all site coordinates as classified or personal information. Production and business units implement safety training under Article 28 of the Work Safety Law, and special operations qualifications are checked separately under Article 30; not all field work requires the same kind of permit. The methods of a specific project, the external provision of data, and engineering acceptance responsibility are checked against the real position, the contract, and the applicable rules, and a degree or a software certificate does not automatically confer these authorities. Identifiable natural person information is checked for lawful basis, minimum necessity, and retention period under Articles 4/6/13/19 of the Personal Information Protection Law, and consent is not the only basis; ordinary site coordinates are not automatically personal information. | Authority and approval of adjacent positions | The authority of positions in the same group and adjacent positions comes from institutional authorization, practice or qualification requirements, specifications, and rules, and usually does not include the authority to decide on its own conclusions, signatures, or data provision beyond its own authorization or scope; matters involving engineering, safety, environment, and personal information should be referred to the corresponding position or institution. Related duties may overlap, and signing/acceptance authority is checked against the actual position, jurisdiction, and qualifications. |
| Conclusion boundaries | Conclusion boundaries of this occupation | Technical conclusions state only the verifiable method basis, samples, data, quality control results, and limitations, and distinguish between meeting methods and specifications, exceeding limits, and pending review; unauthorized judgments and commitments must not be made on matters beyond one's authorization (engineering design, professional acceptance, safety or environmental conclusions, or reserve evaluation); when sample contamination, numbering mismatch, uncalibrated instruments, method deviations, or data and safety problems occur, work must be suspended and escalated or referred, and conclusions must also withstand review by supervisors, quality and safety positions, and competent authorities. | Conclusion boundaries of adjacent positions | Conclusions from positions in the same group and adjacent positions are mostly limited to this project, this specification, and this duty level, and usually do not constitute a determination of engineering safety, reserves, compliance, or legal liability; conclusions that are cross-disciplinary or involve engineering, permitting, or legal use have limits on their applicability. |
Notes on checking points | Position titles are similar but duties and authorization differ greatly: some focus on field sampling and measurement, some on sample preparation and laboratory testing, some on equipment maintenance and calibration, some on data organization, mapping, and reporting, and some on project coordination and quality control; different institutions and jurisdictions also differ in the authorization for field work, equipment operation, data provision, and use of conclusions.
Notes on checking points | This occupation often involves field weather, terrain, water conditions, hazardous samples, equipment, and long recording sessions, and usually requires work safety and occupational health training, protective equipment, work permits, and emergency drill requirements.
BLS lists for both components a typical entry-level associate degree, no related experience, and medium-term on-the-job training; OOH states that an associate degree or two years of related postsecondary training is usual, that some data-intensive or highly technical positions may require a bachelor's degree, and that on-the-job training may last 1—12 months. O*NET geological Job Zone4 and hydrologic Zone3 are general descriptions of the preparation level and range, and Zone4 cannot be used to write the majority bachelor's degree as the educational threshold for all geological technicians; the specifics depend on the employer's posting.
Insufficient evidence: the national pay structure for this occupation in China and the effects of field and qualification factors were not obtained. Check the contract base wage, actual hours, travel allowances, accommodation, and who bears the costs, and do not treat U.S. component or industry differences as a basis for individual pay increases.
Notes on checking points | The interface relationships with engineers, the project, the laboratory, quality and safety, the environment function, and equipment suppliers determine the boundaries of samples, data, safety, and responsibility, and must be clarified in advance.
Notes on checking points | The traceability and recordkeeping requirements for the plan, sites, numbering, instrument calibration, field parameters, sample chain, testing results, deviations, quality control, and reports determine how quality, safety, and responsibility are defined; the templates, deadlines, revision, archiving, access authority, and retention period specifications must be clarified in advance (data that is controlled, location-sensitive, or involves personal information must also be managed according to confidentiality and minimum-necessary requirements).
The preservation and provision of controlled, location-sensitive, or personal information data and records must be managed according to confidentiality and minimum-necessary requirements; controlled data must not be sent to unauthorized environments.
The work context (0—100 scale) emphasizes email 92, importance of being exact or highly accurate 88, face-to-face or personal and team discussions 87, working in a controlled indoor environment 85, telephone communication 82, freedom to make decisions 79, determining tasks, priorities, and goals 76, working in or contributing to a team 75, frequently repeating the same task 68, and continuous contact with others 65.
Interest and work style data are used only for self-questioning and do not constitute hiring or performance conclusions; O*NET also notes that this occupation profile is partially available and that data collection is still in progress.
Method basis and quality and safety judgments depend on professional knowledge and experience, while digital tools are used for recording, statistics, mapping, reporting, and ledgers.
Authority for data release, equipment operation, and hazardous work is governed by institutional authorization and safety and data management requirements, and tools and software do not create authorization.
M6 | independently deliver three paper tables: a calculation table (original values, units, formulas, results, teaching QC); an anomaly table (W01/W10, missing calibration and handover, v2 differences, methods still to be supplied); and a 10:16 handover draft (limits, P still to confirm, deadline and authority unknown). Keep the first answers and revisions; feedback is optional, and without feedback self-check against the reference answers below, and do not fabricate mentor opinions or real signatures.
Register item by item the unknowns for identity, calibration, method, and handover and the v2 differences, keeping the original values, versions, and limitations.
Write the 10:16 internal handover, distinguishing the draft deadline, the lead's confirmation, and the authority for formal external release.
Reference answer Two | RPD = 0.060/1.230 × 100% = about 4.878%, ≤5%; the blank 0.010 ≤0.020, so both pass the teaching numeric conditions. The blank must not be subtracted directly and the real data must not be called valid; identity, calibration, method, and handover have not been verified, so delivery of the related results remains paused.
Reference answer Three | W01 and W10 coexist, the calibration is not given, and the recipient and time are not given, so all are listed as unknown and the sample or quality lead is asked to verify the original basis; do not change labels to guess identity or backdate. The three calculation errors and the drinking water compliance assertion in v2 have no basis; keep the original v1/v2 differences and correct the draft, and do not conclude that there is contamination or who falsified anything.
Reference answer Four | the 10:16 record verified 3 g/cm³, 1.260 mg/L, RPD about 4.878%, and the blank teaching check; pause the external release of the affected sample results and compliance conclusions, and leave the G02 density blank. P's reply and formal release authority are unknown; note that the request was made at 10:10, that 6 minutes have passed and 24 minutes remain, and the method information still to be supplied; a deadline does not create approval.
Keep the first, revised, and hint records; this paper work is learning evidence only and does not replace internships, laboratory training, qualifications, authorization, or long-term fit validation.
| Scenario answers cannot replace safety and quality training and permits |
| Written or hands-on test | Sampling, testing, recording, unit conversion, quality validation, and report wording | Results of the plan, records, quality control, and report design | A hands-on test is not equal to independent work or the ability to issue reports independently |
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| Onboarding and probation | Following the quality, safety, environmental, data, and record management rules | Records of the plan, records, calibration, quality, safety, and reporting forms | Duties and authorization are governed by institutional and project arrangements and assessments |
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Seven days is only a learning record and is not proof of hands-on work, qualifications, or long-term fit.
| According to the actual training or qualification notice; no uniform duration was given |
| Education does not equal authorization or the authority for independent work and release |
| Training in sampling, testing, instrument operation, and quality control skills | According to the target position and actual activities | Meets the daily sampling, testing, and recording requirements | Check the jurisdiction and the employer posting | Trained and assessed in courses, projects, and internships | According to the actual training or qualification notice; no uniform duration was given | Skills do not automatically grant authority for hazardous work and data release |
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| Field safety, protection, and emergency training and permits | According to the target position and actual activities | Check safety training and special operations qualifications according to the actual site risks | Check the jurisdiction and the employer posting | Safety training for production units and designated special operations qualifications are checked separately and are not a uniform permit for all field work | According to the actual training or qualification notice; no uniform duration was given | Governed by competent authority and institutional requirements; the permitted scope must not be exceeded |
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| Vendor and industry certifications (such as ArcGIS and hydrology and geology related certifications) | According to the target position and actual activities | Demonstrates tool proficiency or professional level | Check the jurisdiction and the employer posting | First check the issuing body's current examination and validity period; the catalog does not provide a uniform duration | According to the actual training or qualification notice; no uniform duration was given | The related certification catalog is not universal entry or statutory authorization |
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| Data, environmental, and occupational health management training | According to the target position and actual activities | Learn the actual data, environmental, safety, and occupational health requirements; specific authorization conditions are checked separately against the position and applicable rules | Check the jurisdiction and the employer posting | Complete data, safety, and occupational health training and obtain authorization | According to the actual training or qualification notice; no uniform duration was given | Governed by institutional and competent authority requirements |
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| Driving, equipment operation, and vessel use qualifications (where applicable) | According to the target position and actual activities | Meets the basic capability and safety requirements for field work | Check the jurisdiction and the employer posting | Obtain the corresponding driving, equipment operation, and vessel use qualifications | According to the actual training or qualification notice; no uniform duration was given | Governed by institutional and competent authority requirements |
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Qualification boundaries (three) | Education, skills, safety training, certification, hiring, authorization, data release, professional acceptance, and safety and environmental responsibility must be checked separately; the preparation items listed on this page are directions for searching and checking and do not constitute any institution's formal qualification list; where they conflict with competent authority or institutional requirements, the latter prevails.
Qualification boundaries (four) | This page does not provide individual ability or pay commitments, nor does it constitute any engineering, geological, environmental, or safety advice.
Typical duties：Take on the method basis, calibration, quality control, staff mentoring, method improvement, and technical review of data and reports.
Promotion evidence：Method review, quality, mentoring, and technical improvement records.
Qualification boundaries：Corresponding position authorization; method review and mentoring records.
Next steps：Learn method validation, quality control, uncertainty evaluation, and laboratory management system methods.
Typical duties：Coordinate testing, data quality, records, reports, co-signing, outsourced laboratories, and data management, handle complex and disputed matters, and guide new staff.
Promotion evidence：Coordination conclusions; quality, data, report, and training documents.
Qualification boundaries：Corresponding management appointment or institutional authorization.
Next steps：Improve the quality system, data management, report co-signing, and training mechanisms.
Typical duties：Take on equipment and process standards, preventive maintenance, calibration management, mentoring, safety, change, and outsourced repair collaboration.
Promotion evidence：Equipment standards, maintenance, mentoring, and change records.
Qualification boundaries：Corresponding position authorization; equipment management and mentoring records.
Next steps：Learn equipment management systems, reliability maintenance, change, safety, and supplier management methods.
Typical duties：Coordinate equipment, quality, safety, compliance, data, outsourcing, and training, handle complex and disputed matters, and guide new staff.
Promotion evidence：Coordination conclusions; equipment, quality, safety, data, and training documents.
Qualification boundaries：Corresponding management appointment or institutional authorization.
Next steps：Improve the equipment, quality, safety, data, outsourcing, and training mechanisms.
