The median annual wage for Water and Wastewater Treatment Plant and System Operators in Williamsport, PA is $55,290 (May 2024 BLS OES). The mean (average) is $57,690.
Pay spans roughly $44,620 at the 10th percentile to $72,760 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $26.58 per hour. An estimated 60 people work as water and wastewater treatment plant and system operators in Williamsport, PA.
| Median (annual) | $55,290 |
| Mean (annual) | $57,690 |
| Median (hourly) | $26.58 |
| 10th percentile | $44,620 |
| 90th percentile | $72,760 |
| Employment | 60 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.