The median annual wage for Water and Wastewater Treatment Plant and System Operators in Salem, OR is $64,480 (May 2024 BLS OES). The mean (average) is $68,030.
Pay spans roughly $52,280 at the 10th percentile to $79,080 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $31.00 per hour. An estimated 110 people work as water and wastewater treatment plant and system operators in Salem, OR.
| Median (annual) | $64,480 |
| Mean (annual) | $68,030 |
| Median (hourly) | $31.00 |
| 10th percentile | $52,280 |
| 90th percentile | $79,080 |
| Employment | 110 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.