The median annual wage for Water and Wastewater Treatment Plant and System Operators in Brownsville-Harlingen, TX is $37,070 (May 2024 BLS OES). The mean (average) is $37,700.
Pay spans roughly $23,510 at the 10th percentile to $48,780 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $17.82 per hour. An estimated 170 people work as water and wastewater treatment plant and system operators in Brownsville-Harlingen, TX.
| Median (annual) | $37,070 |
| Mean (annual) | $37,700 |
| Median (hourly) | $17.82 |
| 10th percentile | $23,510 |
| 90th percentile | $48,780 |
| Employment | 170 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.