Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025, aged to 2026 using compounded market movement. State selections show BLS state-level figures where published. Actual pay varies with experience, industry, and organization size.
Analyze ecological data about the impact of pollution, erosion, floods, and other environmental problems on bodies of water.
Answer technical questions from hydrologists, policymakers, or other customers developing water conservation plans.
Apply research findings to minimize the environmental impacts of pollution, waterborne diseases, erosion, or sedimentation.
Assist in designing programs to ensure the proper sealing of abandoned wells.
Collect water and soil samples to test for physical, chemical, or biological properties, such as pH, oxygen level, temperature, and pollution.
Includes information from O*NET OnLine by the U.S. Department of Labor, Employment and Training Administration (CC BY 4.0).
Hydrologic Technician pay by experience level
Entry level$46,500
Typical starting pay (about the 10th percentile)
Early career$54,000
A few years in (about the 25th percentile)
Experienced$67,000
Mid-career median pay
Senior$87,500
Seasoned professionals (about the 75th percentile)
Top earners$104,000
Highest earners (about the 90th percentile)
Experience tiers are derived from the BLS wage percentile distribution for this occupation, aged to 2026. Actual pay varies by employer, location, and specialization.
Job outlook
-2.1%
projected change in jobs, 2024–2034
400
projected openings per year
Declining
Source: U.S. Bureau of Labor Statistics, Employment Projections program (2024–2034). Openings include growth and replacement needs.
Hydrologic Technician salary by industry
Federal, State, and Local Government, excluding State and Local Schools and Hospitals and USPS
1,870 workers
$74,000
Federal Executive Branch (OEWS Designation)
1,580 workers
$75,000
Professional, Scientific, and Technical Services
330 workers
$59,000
Local Government, excluding Schools and Hospitals (OEWS Designation)
240 workers
$69,500
Architectural, Engineering, and Related Services
170 workers
$54,000
Utilities
100 workers
$79,000
Electric Power Generation, Transmission and Distribution
90 workers
$84,000
Educational Services
50 workers
$53,000
Educational Services, State Government Owned
50 workers
$54,000
Colleges, Universities, and Professional Schools
50 workers
$54,000
National sector-level figures, BLS OEWS May 2025, aged to 2026.
How this role compares
Hydrologic Technician pays 28% below the average across 66 roles in the Life, Physical, and Social Science job family (family average $100,500).
Similar-paying roles in Life, Physical, and Social Science
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