The median annual wage for Water and Wastewater Treatment Plant and System Operators in Fresno, CA is $71,750 (May 2024 BLS OES). The mean (average) is $71,200.
Pay spans roughly $45,420 at the 10th percentile to $97,560 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $34.50 per hour. An estimated 420 people work as water and wastewater treatment plant and system operators in Fresno, CA.
| Median (annual) | $71,750 |
| Mean (annual) | $71,200 |
| Median (hourly) | $34.50 |
| 10th percentile | $45,420 |
| 90th percentile | $97,560 |
| Employment | 420 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.