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The average salary for a water engineer in the United States is $98,752 per year. Salaries vary significantly based on factors such as location, years of experience, and specific job roles. For instance, entry-level positions may start lower, while seasoned professionals command higher wages.
Geographic location greatly influences earnings. States like California and Texas typically offer higher salaries due to demand for skilled engineers. For example, water engineers in California can expect salaries that exceed the national average.
Experience also plays a critical role in salary determination. Entry-level positions might start around $70,000, while highly experienced engineers can earn upwards of $120,000 annually. With additional certifications and specialization, professionals can further increase their earning potential.
Water engineers find employment in various sectors including government agencies, environmental organizations, and private firms. The demand for water engineers is expected to rise, offering numerous opportunities for growth and advancement in the field.
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The highest-paying states for water engineers are California, Idaho, and Washington. The lowest average water engineer salary states are Wisconsin, Ohio, and Minnesota.
| Rank | State | Avg. salary | Hourly rate |
|---|---|---|---|
| 1 | California | $124,121 | $59.67 |
| 2 | Idaho | $120,169 | $57.77 |
| 3 | Washington | $109,483 | $52.64 |
| 4 | Oregon | $106,943 | $51.41 |
| 5 | Nevada | $106,317 | $51.11 |
| 6 | Texas | $104,485 | $50.23 |
| 7 | Virginia | $103,609 | $49.81 |
| 8 | District of Columbia | $109,141 | $52.47 |
| 9 | Colorado | $99,564 | $47.87 |
| 10 | Louisiana | $105,411 | $50.68 |
| 11 | Arizona | $95,833 | $46.07 |
| 12 | Maine | $106,096 | $51.01 |
| 13 | New Mexico | $101,825 | $48.95 |
| 14 | Massachusetts | $98,320 | $47.27 |
| 15 | West Virginia | $94,447 | $45.41 |
| 16 | New Hampshire | $96,966 | $46.62 |
| 17 | Vermont | $94,426 | $45.40 |
| 18 | North Dakota | $94,798 | $45.58 |
| 19 | Utah | $92,153 | $44.30 |
| 20 | Michigan | $93,308 | $44.86 |
| 21 | Illinois | $94,244 | $45.31 |
| 22 | Delaware | $92,367 | $44.41 |
| 23 | Connecticut | $99,193 | $47.69 |
| 24 | Oklahoma | $95,565 | $45.94 |
| 25 | Maryland | $93,612 | $45.01 |
| 26 | Arkansas | $92,840 | $44.63 |
| 27 | Nebraska | $89,701 | $43.13 |
| 28 | Alaska | $93,712 | $45.05 |
| 29 | New Jersey | $93,796 | $45.09 |
| 30 | Rhode Island | $91,752 | $44.11 |
| 31 | Kentucky | $91,781 | $44.13 |
| 32 | Pennsylvania | $88,144 | $42.38 |
| 33 | New York | $88,917 | $42.75 |
| 34 | Montana | $88,382 | $42.49 |
| 35 | Florida | $84,969 | $40.85 |
| 36 | Kansas | $88,300 | $42.45 |
| 37 | Georgia | $85,565 | $41.14 |
| 38 | Tennessee | $87,404 | $42.02 |
| 39 | Iowa | $86,299 | $41.49 |
| 40 | North Carolina | $82,082 | $39.46 |
| 41 | Alabama | $79,464 | $38.20 |
| 42 | Wyoming | $80,294 | $38.60 |
| 43 | South Dakota | $82,209 | $39.52 |
| 44 | Wisconsin | $77,493 | $37.26 |
| 45 | Mississippi | $84,284 | $40.52 |
| 46 | Minnesota | $77,055 | $37.05 |
| 47 | Indiana | $76,969 | $37.00 |
| 48 | Ohio | $77,154 | $37.09 |
| 49 | South Carolina | $78,140 | $37.57 |
| 50 | Hawaii | $67,976 | $32.68 |
| 51 | Missouri | $73,292 | $35.24 |
The highest-paying cities for water engineers are San Francisco, CA, Corvallis, OR, and San Antonio, TX.
| Rank | City | Avg. salary | Hourly rate |
|---|---|---|---|
| 1 | San Francisco, CA | $133,022 | $63.95 |
| 2 | Corvallis, OR | $108,265 | $52.05 |
| 3 | San Antonio, TX | $105,129 | $50.54 |
| 4 | Virginia Beach, VA | $104,254 | $50.12 |
| 5 | Colorado Springs, CO | $100,457 | $48.30 |
| 6 | Phoenix, AZ | $96,276 | $46.29 |
| 7 | Chicago, IL | $94,403 | $45.39 |
| 8 | Kearny, NJ | $93,721 | $45.06 |
| 9 | Bowie, MD | $93,707 | $45.05 |
| 10 | Taylorsville, UT | $91,961 | $44.21 |
| 11 | New York, NY | $89,127 | $42.85 |
| 12 | Philadelphia, PA | $88,555 | $42.57 |
| 13 | Orlando, FL | $85,986 | $41.34 |
| 14 | Atlanta, GA | $85,197 | $40.96 |
| 15 | Akron, OH | $78,035 | $37.52 |
A water engineer's salary ranges from $69,000 a year at the 10th percentile to $140,000 at the 90th percentile.

| Percentile | Annual salary | Monthly salary | Hourly rate |
|---|---|---|---|
| 90th Percentile | $140,000 | $11,667 | $67 |
| 75th Percentile | $118,000 | $9,833 | $57 |
| Average | $98,752 | $8,229 | $47 |
| 25th Percentile | $81,000 | $6,750 | $39 |
| 10th Percentile | $69,000 | $5,750 | $33 |
The highest paying types of water engineers are director water and waste services, wastewater design engineer, and engineer.
| Job title | Annual salary | Monthly salary | Hourly rate | Job openings |
|---|---|---|---|---|
| Wastewater Project Engineer | $76,181 | $6,348 | $36.63 | 23,130 |
| Water/Wastewater Engineer | $85,682 | $7,140 | $41.19 | 7,052 |
| Engineer | $92,076 | $7,673 | $44.27 | 618,207 |
| Water Resources Engineer | $80,432 | $6,703 | $38.67 | 38,911 |
Top companies hiring water engineers now:
Water engineer salaries at Chevron and Samsung Electronics Device Solutions (Semiconductor & Display) are the highest-paying according to our most recent salary estimates. In addition, the average water engineer salary at companies like Goodwin Recruiting and Projects are highly competitive.
| Rank | Company | Average salary | Hourly rate |
|---|---|---|---|
| 1 | Chevron | $131,981 | $63.45 |
| 2 | Samsung Electronics Device Solutions (Semiconductor & Display) | $113,676 | $54.65 |
| 3 | Goodwin Recruiting | $112,715 | $54.19 |
| 4 | Projects | $108,049 | $51.95 |
| 5 | Jacobs Enterprises | $107,713 | $51.79 |
| 6 | Colorado State Express | $107,712 | $51.78 |
| 7 | Texas Instruments | $107,258 | $51.57 |
| 8 | National Water Main Cleaning | $106,278 | $51.10 |
| 9 | Ghd Inc | $105,854 | $50.89 |
| 10 | Associated University | $105,452 | $50.70 |
| 11 | Snc-lavalin Project Services, Inc. | $105,365 | $50.66 |
| 12 | Aquatech | $104,868 | $50.42 |
| 13 | Four Seasons Hotels and Resorts | $103,328 | $49.68 |
| 14 | Cliffs | $102,281 | $49.17 |
| 15 | Tesla | $101,753 | $48.92 |
| 16 | Los Alamos National Laboratory | $101,482 | $48.79 |
| 17 | Hyatt Hotels | $98,833 | $47.52 |
| 18 | Micron Technology | $98,369 | $47.29 |
| 19 | Oak Ridge Associated Universities, Inc. | $98,187 | $47.21 |
| 20 | Intel | $96,845 | $46.56 |
The average water engineer salary varies across industries:
| Rank | Industry | Average salary | Hourly rate |
|---|---|---|---|
| 1 | Insurance | $107,605 | $51.73 |
| 2 | Manufacturing | $104,209 | $50.10 |
| 3 | Technology | $79,968 | $38.45 |
| 4 | Professional | $75,161 | $36.14 |
The average water engineer salary has risen by $14,011 over the last ten years. In 2014, the average water engineer earned $84,741 annually, but today, they earn $98,752 a year. That works out to a 9% change in pay for water engineers over the last decade.
Compare water engineer salaries for cities or states with the national average over time.
Compare water engineer salaries for individual cities or states with the national average.
| Year | Avg. salary | Hourly rate | % Change |
|---|---|---|---|
| 2025 | $98,800 | $47.48 | +3.5% |
| 2024 | $95,300 | $45.80 | +1.4% |
| 2023 | $93,900 | $45.16 | +0.9% |
| 2022 | $93,000 | $44.74 | +2.2% |
| 2021 | $91,000 | $43.75 | +0.4% |
| Company | Job | Location | Date added | Salary |
|---|---|---|---|---|
| Arcadis | Water Engineer | Rochester, NY | 06/29/2025 | $70,000 |
| Tandmassociates | Principal Water Engineer | Columbus, OH | 06/29/2025 | $104,500 |
| Aecom | Senior Water Engineer | Kansas City, MO | 06/27/2025 | $100,000 |
| Allstem Connections | Ultra-Pure Water Engineer | Boise, ID | 06/27/2025 | $120,316 |
| American Water Resources Association | Utilities Senior Water Engineer | Riverside, CA | 06/26/2025 | $131,616 |
| Colorado Springs Utilities | Water Rights Engineer III/IV | Colorado Springs, CO | 06/26/2025 | $107,120 |
| Peckham & McKenney Executive Search | Utilities Senior Water Engineer-City of | Riverside, CA | 06/26/2025 | $131,616 |
| Liberty Behavioral & Community Services | Class 2 Water Treatment Engineer | West Virginia | 06/25/2025 | $52,175 |
| Gannett Fleming | Senior Water Engineer (Large Diameter Water Lines) | Houston, TX | 06/21/2025 | $138,000 |
| Stantec Inc. | Water Reuse Engineer | Las Vegas, NV | 06/21/2025 | $88,300 |
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