Metricase

Water and Wastewater Treatment Plant and System Operators Salary in Wilmington, NC

The median annual wage for Water and Wastewater Treatment Plant and System Operators in Wilmington, NC is $52,480 (May 2024 BLS OES). The mean (average) is $53,550.

Pay spans roughly $42,220 at the 10th percentile to $65,820 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $25.23 per hour. An estimated 170 people work as water and wastewater treatment plant and system operators in Wilmington, NC.

Median (annual)$52,480
Mean (annual)$53,550
Median (hourly)$25.23
10th percentile$42,220
90th percentile$65,820
Employment170

Updated 2026-07-23.

Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.