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How much does a Wastewater treatment operator make in Illinois?
$59,128
/ Annual
Based on 62 salaries
The average wastewater treatment operator salary in Illinois is $59,128 per year or $28.43 per hour. Entry level positions start at $51,500 per year while most experienced workers make up to $74,430 per year.
Median
$59,128
chart
Low
$51,500
High
$74,430

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