The median annual wage for Water and Wastewater Treatment Plant and System Operators in Manchester-Nashua, NH is $62,070 (May 2024 BLS OES). The mean (average) is $62,330.
Pay spans roughly $50,090 at the 10th percentile to $73,550 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $29.84 per hour. An estimated 120 people work as water and wastewater treatment plant and system operators in Manchester-Nashua, NH.
| Median (annual) | $62,070 |
| Mean (annual) | $62,330 |
| Median (hourly) | $29.84 |
| 10th percentile | $50,090 |
| 90th percentile | $73,550 |
| Employment | 120 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.