📖 Read the water and wastewater treatment plant and system operators salary & career guide →
Water and Wastewater Treatment Plant and System Operators Salary in Illinois
Ranked #7 of 50 · IL
Salary Distribution (10th–90th percentile)
About 80% of water and wastewater treatment plant and system operatorss in Illinois earn between $42,240 and $103,690. The blue band is the middle 50% (P25–P75); the dot marks the median.
Compared to the U.S.
The mean water and wastewater treatment plant and system operators salary in Illinois is $71,820, about 14.8% above the U.S. average ($62,540). That works out to roughly $35/hr at 2,080 hours per year.
Metro Areas in Illinois
| Metro area | Median | Mean | Employment |
|---|---|---|---|
| Chicago-Naperville-Elgin, IL-IN | $79,290 | $80,080 | 1,770 |
| Bloomington, IL | $79,220 | $73,300 | 60 |
| Rockford, IL | $77,830 | $76,090 | 90 |
| Decatur, IL | $62,150 | $66,350 | 50 |
| Champaign-Urbana, IL | $61,720 | $64,580 | 90 |
| Northwest Illinois nonmetropolitan area | $61,000 | $71,510 | 190 |
| Peoria, IL | $60,380 | $64,280 | 120 |
| Kankakee, IL | $59,870 | $59,660 | 70 |
Frequently Asked Questions
How much do water and wastewater treatment plant and system operators make in Illinois?
The median water and wastewater treatment plant and system operators salary in Illinois is $67,810 per year (mean $71,820), and about 80% earn between $42,240 and $103,690.
How much do water and wastewater treatment plant and system operators make per hour in Illinois?
Roughly $35 per hour, based on a mean annual wage of $71,820 and 2,080 work hours per year.
Is Illinois a high-paying state for water and wastewater treatment plant and system operators?
Illinois ranks #7 of 50 states for water and wastewater treatment plant and system operators pay. Its mean salary of $71,820 is about 14.8% above the U.S. average of $62,540.
Which metro areas in Illinois pay water and wastewater treatment plant and system operators the most?
The highest-paying metro areas in Illinois for water and wastewater treatment plant and system operators are Chicago-Naperville-Elgin, IL-IN ($79,290), Bloomington, IL ($79,220), Rockford, IL ($77,830), by median annual wage.
← Back to all water and wastewater treatment plant and system operators states