The median annual wage for Water and Wastewater Treatment Plant and System Operators in New Jersey is $75,200 (May 2024 BLS OES). The mean (average) is $75,070.
Pay spans roughly $49,440 at the 10th percentile to $97,820 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $36.15 per hour. An estimated 2,040 people work as water and wastewater treatment plant and system operators in New Jersey.
| Median (annual) | $75,200 |
| Mean (annual) | $75,070 |
| Median (hourly) | $36.15 |
| 10th percentile | $49,440 |
| 90th percentile | $97,820 |
| Employment | 2,040 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.