How much does a water and wastewater treatment plant and system operator make in Missouri?
$49,940a year
Median yearly pay for water and wastewater treatment plant and system operators in Missouri. That is $24.01 an hour or $4,162 a month.
- Hourly
- $24.01
- Vs. national median
- -17%
- Rank among states
- 40 of 50
- Jobs in the state
- 3,000
Pay range
Lowest 10%: $38,600Median: $49,940Highest 10%: $64,930
| Percentile | Yearly | Hourly | |
|---|---|---|---|
| 10th | $38,600 | $18.56 | |
| 25th | $45,460 | $21.86 | |
| Median | $49,940 | $24.01 | |
| 75th | $58,400 | $28.08 | |
| 90th | $64,930 | $31.22 |
Cities in Missouri
Metro areas, median yearly pay.
| St. Louis, MO | $57,850 |
| Kansas City, MO | $52,770 |
| Cape Girardeau, MO | $50,960 |
| St. Joseph, MO | $50,670 |
| Columbia, MO | $50,270 |
| Joplin, MO | $49,750 |
| Springfield, MO | $49,270 |
| Jefferson City, MO | $48,550 |
Nearby in the ranking
States with similar pay for water and wastewater treatment plant and system operators.
| 37. Alabama | $51,870 |
| 38. North Carolina | $51,680 |
| 39. Tennessee | $50,670 |
| 40. Missouri | $49,940 |
| 41. Texas | $49,460 |
| 42. Georgia | $48,930 |
| 43. New Mexico | $48,190 |
Frequently asked questions
How much does a water and wastewater treatment plant and system operator make an hour in Missouri?
The median hourly pay in Missouri is $24.01 ($49,940 a year).
Do water and wastewater treatment plant and system operators make more in Missouri than the national average?
No: $49,940 against $60,020 nationally, 17% less.
Where does Missouri rank for water and wastewater treatment plant and system operator pay?
Missouri ranks 40 of 50 states.
Which city in Missouri pays water and wastewater treatment plant and system operators the most?
St. Louis, MO-IL, with a median of $57,850 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.