The median annual wage for Water and Wastewater Treatment Plant and System Operators in Flagstaff, AZ is $49,390 (May 2024 BLS OES). The mean (average) is $55,790.
Pay spans roughly $38,900 at the 10th percentile to $76,110 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $23.74 per hour. An estimated 120 people work as water and wastewater treatment plant and system operators in Flagstaff, AZ.
| Median (annual) | $49,390 |
| Mean (annual) | $55,790 |
| Median (hourly) | $23.74 |
| 10th percentile | $38,900 |
| 90th percentile | $76,110 |
| Employment | 120 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.