The median annual wage for Water and Wastewater Treatment Plant and System Operators in Lexington Park, MD is $50,930 (May 2024 BLS OES). The mean (average) is $57,040.
Pay spans roughly $41,970 at the 10th percentile to $76,560 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $24.49 per hour. An estimated 80 people work as water and wastewater treatment plant and system operators in Lexington Park, MD.
| Median (annual) | $50,930 |
| Mean (annual) | $57,040 |
| Median (hourly) | $24.49 |
| 10th percentile | $41,970 |
| 90th percentile | $76,560 |
| Employment | 80 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.