The median annual wage for Water and Wastewater Treatment Plant and System Operators in Jefferson City, MO is $46,980 (May 2024 BLS OES). The mean (average) is $50,260.
Pay spans roughly $35,490 at the 10th percentile to $63,300 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $22.59 per hour. An estimated 60 people work as water and wastewater treatment plant and system operators in Jefferson City, MO.
| Median (annual) | $46,980 |
| Mean (annual) | $50,260 |
| Median (hourly) | $22.59 |
| 10th percentile | $35,490 |
| 90th percentile | $63,300 |
| Employment | 60 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.