BLS Occupational Employment & Wage Statistics · May 2024
Water and Wastewater Treatment Plant and System Operatorss in Illinois earn between $45,460 and $98,820, with a mean of $69,250. The national average for this role is $60,467.
| Location | Mean Salary |
|---|---|
| Illinois | $69,250 |
| National Average | $60,467 |
| California | $86,500 |
| Nevada | $81,990 |
| Washington | $78,520 |
| Alaska | $78,240 |
Bureau of Labor Statistics OEWS, May 2024. Illinois. Hourly wages assume 2,080 hours/year.