The median annual wage for Water and Wastewater Treatment Plant and System Operators in Wausau, WI is $57,850 (May 2024 BLS OES). The mean (average) is $58,640.
Pay spans roughly $52,060 at the 10th percentile to $69,400 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $27.81 per hour. An estimated 50 people work as water and wastewater treatment plant and system operators in Wausau, WI.
| Median (annual) | $57,850 |
| Mean (annual) | $58,640 |
| Median (hourly) | $27.81 |
| 10th percentile | $52,060 |
| 90th percentile | $69,400 |
| Employment | 50 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.