The median annual wage for Water and Wastewater Treatment Plant and System Operators in Connecticut is $74,450 (May 2024 BLS OES). The mean (average) is $74,560.
Pay spans roughly $53,510 at the 10th percentile to $96,880 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $35.79 per hour. An estimated 750 people work as water and wastewater treatment plant and system operators in Connecticut.
| Median (annual) | $74,450 |
| Mean (annual) | $74,560 |
| Median (hourly) | $35.79 |
| 10th percentile | $53,510 |
| 90th percentile | $96,880 |
| Employment | 750 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.