How Much Does a Wastewater Plant Operator Make in Chicago, IL?

Updated April 01, 2025
As of April 01, 2025, the average annual pay of Wastewater Plant Operator in Chicago, IL is $59,958. While Salary.com is seeing that Wastewater Plant Operator salary in Chicago, IL can go up to $80,005 or down to $41,783, but most earn between $50,444 and $70,451. Salary ranges can vary widely depending on many important factors, including education, certifications, additional skills, and your experience levels. With more online, real-time compensation data than any other website, Salary.com helps you determine your exact pay target.
Related Job Titles to Wastewater Plant Operator
Wastewater Treatment Plant Operator
$59,958
Chicago, IL
Per Year
Wastewater Treatment Plant Operator Trainee
$74,733
Chicago, IL
Per Year
Wastewater Plant Manager
$119,003
Chicago, IL
Per Year
Wastewater Operator
$61,466
Chicago, IL
Per Year
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Similar Job Salaries to Wastewater Plant Operator by Company

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Company average base salary in (usd) range
American Bottoms Regional
Wastewater Treatment Plant Operator
$65,989/yr
$58,115
$73,864
RANGE: $58,115 - $73,864
$91,358/yr
$82,035
$100,682
RANGE: $82,035 - $100,682
Airgas USA LLC
Plant Operator
$91,358/yr
$82,035
$100,682
RANGE: $82,035 - $100,682
Polynt
Plant Operator
$69,694/yr
$62,219
$77,168
RANGE: $62,219 - $77,168
City of McAlester
Wastewater Plant Operator
$58,123/yr
$51,187
$65,060
RANGE: $51,187 - $65,060
Liquid Environmental Solutions
Wastewater Plant Operator
$58,991/yr
$51,951
$66,031
RANGE: $51,951 - $66,031
City of Branson
Wastewater Plant Operator Trainee
$54,482/yr
$48,358
$60,607
RANGE: $48,358 - $60,607
Veolia Environnement SA
Operator - Wastewater Treatment Plant
$67,096/yr
$59,090
$75,103
RANGE: $59,090 - $75,103
County of Summit, OH
WASTEWATER TREATMENT PLANT OPERATOR
$63,037/yr
$55,515
$70,560
RANGE: $55,515 - $70,560
Holley-Navarre Water System INC
Wastewater Treatment Plant Operator
$58,460/yr
$51,484
$65,436
RANGE: $51,484 - $65,436

Open Wastewater Plant Operator Jobs in Chicago, IL

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What Does a Wastewater Plant Operator Do?

Explore resources for employment and wages by state and area for water and wastewater treatment plant and system operators.
Updated September 29, 2021
Each plant must have a designated operator-in-charge certified at the plant class level and in the same subclasses as the processes used at the plant.
Updated September 26, 2021
Wastewater Treatment Operators are expected to work under broad direction toward the achievement of the overall objectives of the plant.
Updated December 22, 2021
In medium and large sized plants that require constant monitoring, operators work in shifts to control the plant at all hours.
Updated December 20, 2021
Wastewater treatment plant and system operators do similar work to remove pollutants from domestic and industrial waste.
Updated December 16, 2021

Frequently Asked Questions About a Wastewater Plant Operator Salaries

What is the average of a Wastewater Plant Operator in Chicago, IL?

The Wastewater Plant Operator salary range is from $50,444 to $70,451, and the average Wastewater Plant Operator salary is $59,958/year in Chicago, IL. The Wastewater Plant Operator's salary will change in different locations.

Which location pays the highest Wastewater Plant Operator salary in the United States?

The Wastewater Plant Operator salary in San Jose, CA is $73,181 which is the highest in the US.

What kinds of reasons will influence the Wastewater Plant Operator's salary?

Besides the location, employees' education degree, related skills, and work experience also will influence the salary. Try to improve your skills and experience to get a higher salary for the position of Wastewater Plant Operator.

What is the growth rate of the Wastewater Plant Operator's salary?

If you are thinking of becoming a Wastewater Plant Operator or planning the next step in your career, find the detailed salary report of a Wastewater Plant Operator.