How much does a water and wastewater treatment plant and system operator make in Delaware?
$64,940a year
Median yearly pay for water and wastewater treatment plant and system operators in Delaware. That is $31.22 an hour or $5,412 a month.
- Hourly
- $31.22
- Vs. national median
- +8%
- Rank among states
- 12 of 50
- Jobs in the state
- 340
Pay range
Lowest 10%: $48,160Median: $64,940Highest 10%: $84,360
| Percentile | Yearly | Hourly | |
|---|---|---|---|
| 10th | $48,160 | $23.15 | |
| 25th | $54,960 | $26.42 | |
| Median | $64,940 | $31.22 | |
| 75th | $76,240 | $36.65 | |
| 90th | $84,360 | $40.56 |
Cities in Delaware
Metro areas, median yearly pay.
| Philadelphia, PA | $66,680 |
| Dover, DE | $62,410 |
Nearby in the ranking
States with similar pay for water and wastewater treatment plant and system operators.
| 9. Massachusetts | $68,550 |
| 10. Illinois | $67,810 |
| 11. Hawaii | $65,560 |
| 12. Delaware | $64,940 |
| 13. New York | $63,990 |
| 14. Vermont | $63,640 |
| 15. Wisconsin | $63,550 |
Frequently asked questions
How much does a water and wastewater treatment plant and system operator make an hour in Delaware?
The median hourly pay in Delaware is $31.22 ($64,940 a year).
Do water and wastewater treatment plant and system operators make more in Delaware than the national average?
Yes: $64,940 against $60,020 nationally, 8% more.
Where does Delaware rank for water and wastewater treatment plant and system operator pay?
Delaware ranks 12 of 50 states.
Which city in Delaware pays water and wastewater treatment plant and system operators the most?
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD, with a median of $66,680 a year.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS): pay in May 2025, published by BLS in 2026. Hourly pay is the yearly figure divided by 2,080 hours.