The median annual wage for Water and Wastewater Treatment Plant and System Operators in Oregon is $64,500 (May 2024 BLS OES). The mean (average) is $68,170.
Pay spans roughly $47,440 at the 10th percentile to $92,490 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $31.01 per hour. An estimated 1,170 people work as water and wastewater treatment plant and system operators in Oregon.
| Median (annual) | $64,500 |
| Mean (annual) | $68,170 |
| Median (hourly) | $31.01 |
| 10th percentile | $47,440 |
| 90th percentile | $92,490 |
| Employment | 1,170 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.