Water and Wastewater Treatment Plant and System Operators in Kentucky earn a median of $45,430 a year (24% below the U.S. median of $60,020), based on about 2,540 jobs. Pay for the same job differs a lot by employer, experience, industry and city within Kentucky. These are wages of employees in the occupation, not a forecast for any individual.
Median annual pay
$45,430
24% below the U.S. median of $60,020
Average annual pay
$47,770
Mean wage
Pay range
$33,210–$63,740
10th to 90th percentile
Jobs in the state
2,540
Employees, May 2025
Median hourly pay
$21.84
Before taxes
The state's price level is 90.2 (U.S. average = 100), so a median of $45,430 here equals roughly $50,366 after adjusting for the state's price level.
Explore more: water and wastewater treatment plant and system operators salary in every state · about this career · Kentucky earnings by education and major · Kentucky counties
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025, state estimates (employees only; self-employed workers are not included); price-level adjustment uses the U.S. Bureau of Economic Analysis Regional Price Parities (where 100 is the U.S. average; MajorPays' calculation). Wages are for an occupation in a state as a whole and vary widely by employer, experience, industry and place within the state. MajorPays selected and reorganized these figures; neither agency has approved or endorsed this presentation. See Data sources for each dataset's terms.