Salary Survey: Water and Wastewater Treatment Plant and System Operators in District Of Columbia
| Average Annual Salary | $53,700.00 | Average Hourly Salary | $25.82 | Jobs Per Thousand | ** |
| Annual Percentile | |||||
| 10 Percentile | 25 Percentile | 50 Percentile | 75 Percentile | 90 Percentile | |
| $28,060.00 | $36,260.00 | $54,880.00 | $64,900.00 | $77,310.00 | |
| Hourly Percentile | |||||
| 10 Percentile | 25 Percentile | 50 Percentile | 75 Percentile | 90 Percentile | |
| $13.49 | $17.43 | $26.38 | $31.20 | $37.17 | |