The median annual wage for Water and Wastewater Treatment Plant and System Operators in Appleton, WI is $62,780 (May 2024 BLS OES). The mean (average) is $64,250.
Pay spans roughly $50,810 at the 10th percentile to $76,190 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $30.18 per hour. An estimated 90 people work as water and wastewater treatment plant and system operators in Appleton, WI.
| Median (annual) | $62,780 |
| Mean (annual) | $64,250 |
| Median (hourly) | $30.18 |
| 10th percentile | $50,810 |
| 90th percentile | $76,190 |
| Employment | 90 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.