The median annual wage for Water and Wastewater Treatment Plant and System Operators in Lima, OH is $62,290 (May 2024 BLS OES). The mean (average) is $59,810.
Pay spans roughly $42,630 at the 10th percentile to $71,840 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $29.95 per hour. An estimated 60 people work as water and wastewater treatment plant and system operators in Lima, OH.
| Median (annual) | $62,290 |
| Mean (annual) | $59,810 |
| Median (hourly) | $29.95 |
| 10th percentile | $42,630 |
| 90th percentile | $71,840 |
| Employment | 60 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.