The median annual wage for Water and Wastewater Treatment Plant and System Operators in Monroe, LA is $36,670 (May 2024 BLS OES). The mean (average) is $41,940.
Pay spans roughly $26,620 at the 10th percentile to $50,530 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $17.63 per hour. An estimated 90 people work as water and wastewater treatment plant and system operators in Monroe, LA.
| Median (annual) | $36,670 |
| Mean (annual) | $41,940 |
| Median (hourly) | $17.63 |
| 10th percentile | $26,620 |
| 90th percentile | $50,530 |
| Employment | 90 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.