The median annual wage for Water and Wastewater Treatment Plant and System Operators in Kankakee, IL is $61,290 (May 2024 BLS OES). The mean (average) is $70,890.
Pay spans roughly $48,480 at the 10th percentile to $95,240 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $29.46 per hour. An estimated 70 people work as water and wastewater treatment plant and system operators in Kankakee, IL.
| Median (annual) | $61,290 |
| Mean (annual) | $70,890 |
| Median (hourly) | $29.46 |
| 10th percentile | $48,480 |
| 90th percentile | $95,240 |
| Employment | 70 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.