The average salary for a water engineer in Illinois is around $107,990 per year.
Avg Salary
Water engineers earn an average yearly salary of $107,990.
Wages typically start from $71,990 and go up to $153,150.
57% above national average Updated in 2025
Water engineer earnings by seniority
90th percentile
Top-level water engineer earnings begin at:
$73.63 per hour
$153,150 per year
75th percentile
Senior-level water engineer earnings begin at:
$59.59 per hour
$123,960 per year
50th percentile
Mid-level water engineer earnings begin at:
$51.92 per hour
$107,990 per year
25th percentile
Junior-level water engineer earnings begin at:
$41.87 per hour
$87,090 per year
10th percentile
Starting level water engineer earnings begin at:
$34.61 per hour
$71,990 per year
Approximate values based on highest and lowest earning segments.
Water engineer salary by state
| State Name | Average Salary |
|---|---|
| North Carolina | $99,440 |
| South Dakota | $98,890 |
| Missouri | $98,170 |
| Maryland | $97,570 |
| Tennessee | $97,190 |
| Georgia | $96,530 |
| South Carolina | $96,140 |
| Delaware | $95,720 |
| Iowa | $94,830 |
| Kansas | $94,070 |
| Arizona | $93,970 |
| Maine | $93,930 |
| Vermont | $92,580 |
| Indiana | $92,460 |
| Oklahoma | $92,090 |
| North Dakota | $91,370 |
| Mississippi | $91,100 |
| Wisconsin | $89,990 |
| New Hampshire | $88,610 |
| Arkansas | $85,280 |
| West Virginia | $83,200 |
| Puerto Rico | $57,650 |
| Louisiana | $130,510 |
| California | $130,410 |
| Oregon | $127,100 |
| Washington | $125,460 |
| Texas | $123,060 |
| Nebraska | $120,620 |
| Idaho | $117,520 |
| Florida | $116,840 |
| Massachusetts | $115,800 |
| Minnesota | $115,750 |
| Connecticut | $114,710 |
| Ohio | $113,180 |
| Alaska | $110,220 |
| Nevada | $109,720 |
| New Mexico | $108,360 |
| Illinois | $107,990 |
| Hawaii | $107,880 |
| Kentucky | $107,520 |
| Colorado | $106,890 |
| Wyoming | $106,330 |
| Michigan | $105,080 |
| Virginia | $104,940 |
| Utah | $103,380 |
| Pennsylvania | $103,330 |
| Alabama | $102,650 |
| New Jersey | $102,630 |
| New York | $101,270 |
| Rhode Island | $101,140 |
| District of Columbia | $100,360 |
| Montana | $100,140 |
How do water engineer salaries compare to similar careers?
Water engineers earn about the same as related careers in Illinois. On average, they make less than computer hardware engineers but more than nanotechnology engineers.
| Career | Median Salary |
|---|---|
| Computer hardware engineer salary | $133K |
| Software engineer salary | $132K |
| Aerospace engineer salary | $109K |
| Chemical engineer salary | $122K |
| Product safety engineer salary | $111K |
| Environmental engineer salary | $108K |
| Water engineer salary | $108K |
| Electrical engineer salary | $108K |
| Engineer salary | $110K |
| Nanotechnology engineer salary | $112K |
Source: CareerExplorer (Aggregated)