BLS Occupational Employment & Wage Statistics · May 2025
Water and Wastewater Treatment Plant and System Operators in Ohio earn between $45,350 and $75,200, with a mean of $58,990. The national average for this role is $62,404.
| Location | Mean Salary |
|---|---|
| Ohio | $58,990 |
| National Average | $62,404 |
| California | $87,190 |
| Washington | $82,770 |
| Nevada | $80,880 |
| Connecticut | $78,890 |
Bureau of Labor Statistics OEWS, May 2025. Ohio. Hourly wages assume 2,080 hours/year.