The median annual wage for Water and Wastewater Treatment Plant and System Operators in Houston-Pasadena-The Woodlands, TX is $51,310 (May 2024 BLS OES). The mean (average) is $54,550.
Pay spans roughly $37,450 at the 10th percentile to $75,010 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $24.67 per hour. An estimated 1,960 people work as water and wastewater treatment plant and system operators in Houston-Pasadena-The Woodlands, TX.
| Median (annual) | $51,310 |
| Mean (annual) | $54,550 |
| Median (hourly) | $24.67 |
| 10th percentile | $37,450 |
| 90th percentile | $75,010 |
| Employment | 1,960 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.