The median annual wage for Water and Wastewater Treatment Plant and System Operators in Bloomington, IL is $80,600 (May 2024 BLS OES). The mean (average) is $75,790.
Pay spans roughly $45,490 at the 10th percentile to $99,670 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $38.75 per hour. An estimated 70 people work as water and wastewater treatment plant and system operators in Bloomington, IL.
| Median (annual) | $80,600 |
| Mean (annual) | $75,790 |
| Median (hourly) | $38.75 |
| 10th percentile | $45,490 |
| 90th percentile | $99,670 |
| Employment | 70 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.