The median annual wage for Water and Wastewater Treatment Plant and System Operators in Duluth, MN-WI is $64,840 (May 2024 BLS OES). The mean (average) is $64,930.
Pay spans roughly $45,880 at the 10th percentile to $81,380 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $31.17 per hour. An estimated 220 people work as water and wastewater treatment plant and system operators in Duluth, MN-WI.
| Median (annual) | $64,840 |
| Mean (annual) | $64,930 |
| Median (hourly) | $31.17 |
| 10th percentile | $45,880 |
| 90th percentile | $81,380 |
| Employment | 220 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.