Water and Wastewater Treatment Plant and System Operators pay in Indiana
$56,680avg. a year
$27.25 an hour · 3,140 employed
Water and Wastewater Treatment Plant and System Operators in Indiana earn an average of $56,680 a year. That is $5,860 (9%) less than the U.S. average of $62,540. The best-paying metro area is Chicago-Naperville-Elgin, IL-IN at $80,080.
$53,540Median pay
$27.25Average hourly
+20%Avg. pay since 2020
#33Of 50 states
Top-paying Indiana metro areas
Average pay for water and wastewater treatment plant and system operators by metro area. Swipe to see all 14.
11,770 jobs
Chicago-Naperville-Elgin, IL-IN
$80,080
$38.50 an hour
240 jobs
Kokomo, IN
$69,110
$33.23 an hour
3130 jobs
Fort Wayne, IN
$60,100
$28.90 an hour
4960 jobs
Cincinnati, OH-KY-IN
$59,230
$28.48 an hour
5690 jobs
Indianapolis-Carmel-Greenwood, IN
$58,660
$28.20 an hour
660 jobs
Elkhart-Goshen, IN
$58,350
$28.06 an hour
7110 jobs
Evansville, IN
$56,090
$26.97 an hour
8110 jobs
Lafayette-West Lafayette, IN
$55,970
$26.91 an hour
9530 jobs
Louisville/Jefferson County, KY-IN
$55,480
$26.67 an hour
1080 jobs
Michigan City-La Porte, IN
$54,990
$26.44 an hour
11100 jobs
South Bend-Mishawaka, IN-MI
$54,340
$26.13 an hour
1270 jobs
Muncie, IN
$53,170
$25.56 an hour
1360 jobs
Terre Haute, IN
$52,230
$25.11 an hour
1480 jobs
Bloomington, IN
$48,770
$23.45 an hour
Why people trust JobPayFacts
Official government dataEvery number comes from the U.S. Bureau of Labor Statistics wage survey of employers, not self-reported salaries.
Every state and city830 jobs across all 50 states, D.C. and 199 large metro areas.
Updated every yearNew figures each spring when BLS releases them. This site uses May 2025 data.
Water and Wastewater Treatment Plant and System Operators pay in Indiana, charted
Pay over time
Indiana, annual wage, May of each year
AverageMedian
Where Indiana water and wastewater treatment plant and system operators work
Employment by metro area, May 2025
Average pay by state
May 2025 · Indiana highlighted · tap a state
AKMEWIVTNHWAIDMTNDMNILMINYMAORNVWYSDIAINOHPANJCTRICAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFL
Under $55k$55k–$62k$62k–$69k$69k+Indiana
Indiana vs. neighbors
Average pay, May 2025
| Area | Avg. pay | Hourly |
|---|---|---|
| United States | $62,540 | $30.07 |
| Indiana | $56,680 | $27.25 |
| Illinois | $71,820 | $34.53 |
| Michigan | $60,080 | $28.88 |
| Ohio | $58,990 | $28.36 |
| Kentucky | $47,770 | $22.97 |
Related jobs in Indiana
- Miscellaneous Assemblers and Fabricators$48,160
- First-Line Supervisors of Production and Operating Workers$74,450
- Inspectors, Testers, Sorters, Samplers, and Weighers$50,850
- Welders, Cutters, Solderers, and Brazers$54,220
- Packaging and Filling Machine Operators and Tenders$44,560
- Petroleum Pump System Operators, Refinery Operators, and Gaugers$73,680
Average pay, Indiana, May 2025
Bureau of Labor Statistics OEWS
Questions and answers
How much do water and wastewater treatment plant and system operators make in Indiana?
The average is $56,680 a year, and the median is $53,540. That is $5,860 (9%) less than the U.S. average of $62,540.
What is the hourly wage in Indiana?
$27.25 an hour on average; the median is $25.74.
Where in Indiana do they earn the most?
Chicago-Naperville-Elgin, IL-IN ($80,080), followed by Kokomo, IN ($69,110). The lowest average among 14 metro areas with data is Bloomington, IN ($48,770).
How does Indiana rank?
Indiana ranks #33 of 50 states (including D.C.) with published data for this job, by average pay.
Sources and notes. U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 (trend: May 2020–May 2025), occupation code 51-8031. State rank compares average pay across states with published data. Metro figures cover metropolitan statistical areas; a metro area can cross state lines. See also the national water and wastewater treatment plant and system operators page. Wages are gross pay before taxes and don't include overtime premiums, tips, bonuses or benefits; self-employed workers aren't included. Year-to-year changes can partly reflect survey method changes, so treat the trend as a guide. How we use the data. JobPayFacts isn't affiliated with BLS.