The median annual wage for Water and Wastewater Treatment Plant and System Operators in Huntington-Ashland, WV-KY-OH is $44,440 (May 2024 BLS OES). The mean (average) is $44,490.
Pay spans roughly $29,340 at the 10th percentile to $59,130 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $21.37 per hour. An estimated 220 people work as water and wastewater treatment plant and system operators in Huntington-Ashland, WV-KY-OH.
| Median (annual) | $44,440 |
| Mean (annual) | $44,490 |
| Median (hourly) | $21.37 |
| 10th percentile | $29,340 |
| 90th percentile | $59,130 |
| Employment | 220 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.