The median annual wage for Water and Wastewater Treatment Plant and System Operators in El Centro, CA is $75,790 (May 2024 BLS OES). The mean (average) is $77,010.
Pay spans roughly $47,480 at the 10th percentile to $109,400 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $36.44 per hour. An estimated 100 people work as water and wastewater treatment plant and system operators in El Centro, CA.
| Median (annual) | $75,790 |
| Mean (annual) | $77,010 |
| Median (hourly) | $36.44 |
| 10th percentile | $47,480 |
| 90th percentile | $109,400 |
| Employment | 100 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.