The median annual wage for Water and Wastewater Treatment Plant and System Operators in South Carolina is $49,480 (May 2024 BLS OES). The mean (average) is $52,820.
Pay spans roughly $36,030 at the 10th percentile to $72,430 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $23.79 per hour. An estimated 2,800 people work as water and wastewater treatment plant and system operators in South Carolina.
| Median (annual) | $49,480 |
| Mean (annual) | $52,820 |
| Median (hourly) | $23.79 |
| 10th percentile | $36,030 |
| 90th percentile | $72,430 |
| Employment | 2,800 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.