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As a Groundwater Monitoring Technician, you play a vital role in safeguarding public health and the environment. Your primary responsibility is to monitor and assess groundwater quality, ensuring that it meets safety standards. The average salary for this position is $42,107 per year, translating to about $20 per hour. Salaries can vary widely based on factors like state and experience level.
For instance, technicians in states like California and Texas often see higher salaries due to demand and cost of living differences. Major cities such as San Francisco, Los Angeles, and Houston offer some of the highest pay rates for this profession.
The job requires a combination of technical skills and knowledge of environmental regulations. Many technicians find positions in government agencies, environmental consulting firms, or non-profit organizations focused on ecological conservation.
With the increasing focus on sustainability and environmental protection, the demand for groundwater monitoring technicians is expected to grow. This is an excellent opportunity for individuals interested in a career that contributes to both community health and environmental stewardship.
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The highest-paying states for groundwater monitoring technicians are Massachusetts, California, and New York. The lowest average groundwater monitoring technician salary states are Indiana, Georgia, and Oklahoma.
| Rank | State | Avg. salary | Hourly rate |
|---|---|---|---|
| 1 | Vermont | $52,518 | $25.25 |
| 2 | Massachusetts | $56,215 | $27.03 |
| 3 | New York | $53,227 | $25.59 |
| 4 | New Jersey | $50,552 | $24.30 |
| 5 | Alaska | $46,172 | $22.20 |
| 6 | Nevada | $48,421 | $23.28 |
| 7 | New Hampshire | $50,667 | $24.36 |
| 8 | Rhode Island | $52,976 | $25.47 |
| 9 | Maine | $44,738 | $21.51 |
| 10 | Delaware | $48,925 | $23.52 |
| 11 | Minnesota | $44,151 | $21.23 |
| 12 | North Dakota | $42,729 | $20.54 |
| 13 | California | $53,770 | $25.85 |
| 14 | Connecticut | $43,806 | $21.06 |
| 15 | Pennsylvania | $45,484 | $21.87 |
| 16 | Oregon | $47,642 | $22.90 |
| 17 | Michigan | $41,281 | $19.85 |
| 18 | Virginia | $47,087 | $22.64 |
| 19 | Utah | $41,658 | $20.03 |
| 20 | Wisconsin | $40,449 | $19.45 |
| 21 | Wyoming | $42,453 | $20.41 |
| 22 | Mississippi | $38,004 | $18.27 |
| 23 | Maryland | $44,496 | $21.39 |
| 24 | Washington | $43,956 | $21.13 |
| 25 | West Virginia | $37,503 | $18.03 |
| 26 | Iowa | $36,914 | $17.75 |
| 27 | Missouri | $37,453 | $18.01 |
| 28 | Ohio | $39,915 | $19.19 |
| 29 | Arkansas | $38,386 | $18.45 |
| 30 | Illinois | $38,572 | $18.54 |
| 31 | Arizona | $39,238 | $18.86 |
| 32 | District of Columbia | $46,613 | $22.41 |
| 33 | Idaho | $39,761 | $19.12 |
| 34 | Montana | $37,730 | $18.14 |
| 35 | Texas | $38,361 | $18.44 |
| 36 | South Carolina | $36,347 | $17.47 |
| 37 | North Carolina | $34,034 | $16.36 |
| 38 | New Mexico | $37,816 | $18.18 |
| 39 | Alabama | $36,483 | $17.54 |
| 40 | Louisiana | $37,477 | $18.02 |
| 41 | Hawaii | $38,997 | $18.75 |
| 42 | South Dakota | $36,190 | $17.40 |
| 43 | Colorado | $35,721 | $17.17 |
| 44 | Kentucky | $34,782 | $16.72 |
| 45 | Oklahoma | $33,061 | $15.89 |
| 46 | Indiana | $33,660 | $16.18 |
| 47 | Florida | $31,690 | $15.24 |
| 48 | Georgia | $33,279 | $16.00 |
| 49 | Kansas | $34,732 | $16.70 |
| 50 | Nebraska | $32,492 | $15.62 |
| 51 | Tennessee | $31,530 | $15.16 |
The highest-paying cities for groundwater monitoring technicians are San Francisco, CA, Boston, MA, and Hillsboro, OR.
| Rank | City | Avg. salary | Hourly rate |
|---|---|---|---|
| 1 | San Francisco, CA | $57,866 | $27.82 |
| 2 | Boston, MA | $56,152 | $27.00 |
| 3 | Hillsboro, OR | $47,683 | $22.92 |
| 4 | Allentown, PA | $46,281 | $22.25 |
| 5 | Duluth, MN | $45,137 | $21.70 |
| 6 | Baltimore, MD | $44,835 | $21.56 |
| 7 | Laramie, WY | $42,070 | $20.23 |
| 8 | Madison, WI | $40,016 | $19.24 |
| 9 | Houston, TX | $38,382 | $18.45 |
| 10 | Joliet, IL | $38,366 | $18.45 |
| 11 | Cincinnati, OH | $38,022 | $18.28 |
| 12 | Laplace, LA | $37,578 | $18.07 |
| 13 | Carlsbad, NM | $37,177 | $17.87 |
| 14 | Birmingham, AL | $36,393 | $17.50 |
| 15 | Charleston, SC | $36,276 | $17.44 |
| 16 | Council Bluffs, IA | $36,247 | $17.43 |
| 17 | Denver, CO | $35,708 | $17.17 |
| 18 | Tallahassee, FL | $31,542 | $15.16 |
A groundwater monitoring technician's salary ranges from $28,000 a year at the 10th percentile to $62,000 at the 90th percentile.

| Percentile | Annual salary | Monthly salary | Hourly rate |
|---|---|---|---|
| 90th Percentile | $62,000 | $5,167 | $30 |
| 75th Percentile | $51,000 | $4,250 | $25 |
| Average | $42,107 | $3,509 | $20 |
| 25th Percentile | $34,000 | $2,833 | $16 |
| 10th Percentile | $28,000 | $2,333 | $13 |
The highest paying types of groundwater monitoring technicians are audit technician, ammunition technician, and senior field technician.
| Job title | Annual salary | Monthly salary | Hourly rate | Job openings |
|---|---|---|---|---|
| Laboratory Analyst | $44,024 | $3,669 | $21.17 | 44,074 |
| Environmental Services Supervisor | $40,163 | $3,347 | $19.31 | 67,959 |
| Field Technician Engineer | $50,370 | $4,198 | $24.22 | 73,704 |
| Archaeological Field Technician | $41,352 | $3,446 | $19.88 | 60,923 |
| Technician | $38,045 | $3,170 | $18.29 | 596,842 |
| Environmental Field Technician | $38,450 | $3,204 | $18.49 | 76,665 |
Top companies hiring groundwater monitoring technicians now:
Groundwater monitoring technician salaries at Huntington Hospital and Battelle are the highest-paying according to our most recent salary estimates. In addition, the average groundwater monitoring technician salary at companies like Tallahassee Memorial HealthCare and Northwestern Medical Center are highly competitive.
| Rank | Company | Average salary | Hourly rate |
|---|---|---|---|
| 1 | Huntington Hospital | $60,643 | $29.16 |
| 2 | Battelle | $58,633 | $28.19 |
| 3 | Tallahassee Memorial HealthCare | $56,025 | $26.94 |
| 4 | Northwestern Medical Center | $50,801 | $24.42 |
| 5 | White-Wilson Medical Center | $46,875 | $22.54 |
| 6 | Cheshire Medical Center | $46,487 | $22.35 |
| 7 | Nebraska Methodist Health System | $45,911 | $22.07 |
| 8 | Clean Harbors | $45,077 | $21.67 |
| 9 | Memorial Hospital Of Gardena | $42,949 | $20.65 |
| 10 | Essentia Health | $41,523 | $19.96 |
| 11 | Medical University of South Carolina | $40,491 | $19.47 |
| 12 | Acuren | $40,299 | $19.37 |
| 13 | Ceras Health | $40,030 | $19.25 |
| 14 | Univ Of Colorado-Colorado Spgs | $39,870 | $19.17 |
| 15 | Mayo Clinic | $38,679 | $18.60 |
| 16 | The State of Oregon | $38,647 | $18.58 |
| 17 | Lehigh Valley Health Network | $38,449 | $18.49 |
| 18 | Sunrun | $38,214 | $18.37 |
| 19 | Johns Hopkins Medicine | $37,273 | $17.92 |
| 20 | Healthcare Management Associates LLC | $36,765 | $17.68 |
The average groundwater monitoring technician salary varies across industries:
| Rank | Industry | Average salary | Hourly rate |
|---|---|---|---|
| 1 | Construction | $43,934 | $21.12 |
| 2 | Telecommunication | $40,230 | $19.34 |
| 3 | Manufacturing | $39,670 | $19.07 |
| 4 | Health Care | $37,789 | $18.17 |
The average groundwater monitoring technician salary has risen by $4,910 over the last ten years. In 2014, the average groundwater monitoring technician earned $37,197 annually, but today, they earn $42,107 a year. That works out to a 8% change in pay for groundwater monitoring technicians over the last decade.
Compare groundwater monitoring technician salaries for cities or states with the national average over time.
Compare groundwater monitoring technician salaries for individual cities or states with the national average.
| Year | Avg. salary | Hourly rate | % Change |
|---|---|---|---|
| 2025 | $42,100 | $20.24 | +0.4% |
| 2024 | $41,900 | $20.16 | +3.1% |
| 2023 | $40,600 | $19.53 | +1.5% |
| 2022 | $40,000 | $19.25 | +2.9% |
| 2021 | $38,900 | $18.70 | +2.6% |
| Company | Job | Location | Date added | Salary |
|---|---|---|---|---|
| CBRE | Global Monitoring Tech | Redmond, WA | 06/25/2025 | $66,784 |
| Medstar Research Institute | Monitoring Technician | Washington, DC | 06/25/2025 | $41,823 |
| Aerotek | Groundwater Technician | Buena Park, CA | 06/20/2025 | $48,001 |
| HH Medstar Health Inc. | Monitoring Technician | Washington, DC | 06/18/2025 | $41,823 |
| Aerotek | Groundwater Technician | Buena Park, CA | 05/28/2025 | $48,001 |
| The Nature Conservancy | Avian Monitoring Technician, California (Seasonal) | California, MD | 05/23/2025 | $53,135 |
| Trihydro | Ldar Monitoring Technician | Norman, OK | 05/11/2025 | $41,740 |
| Trihydro | Ldar Monitoring Technician | Liberal, KS | 05/11/2025 | $41,740 |
| Verdantas | Flow Monitoring Technician II | Mentor, OH | 05/03/2025 | $55,000 |
| Aerotek | Groundwater Technician | Buena Park, CA | 04/26/2025 | $48,001 |
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