Water and Wastewater Treatment Plant and System Operators Salary in East Central Illinois

BLS Occupational Employment & Wage Statistics • May 2025 • East Central Illinois nonmetropolitan area

Median annual salary $58,030 -0.4% vs national
Median hourly $27.90
10th percentile $38,620
90th percentile $74,230
Employed locally 380
National median $58,260

Compare Water and Wastewater Treatment Plant and System Operators salary & buying power

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Water and Wastewater Treatment Plant and System Operators
in
East Central Illinois
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    Salary percentile breakdown

    10th
    $38,620
    25th
    $48,090
    50th (median)
    $58,030
    75th
    $63,790
    90th
    $74,230

    Top-paying metros for Water and Wastewater Treatment Plant and System Operators

    Metro areaMedian salary
    San Francisco-Oakland-Fremont, CA $123,390
    San Jose-Sunnyvale-Santa Clara, CA $106,440
    Vallejo, CA $101,670
    Napa, CA $99,450
    Fairbanks-College, AK $91,010
    Salinas, CA $90,610

    Related occupations in East Central Illinois

    OccupationMedian salary
    Miscellaneous Assemblers and Fabricators $39,520
    Electrical, Electronic, and Electromechanical Assemblers, Except Coil Winders, Tapers, and Finishers $44,440
    First-Line Supervisors of Production and Operating Workers $61,520
    Inspectors, Testers, Sorters, Samplers, and Weighers $46,370
    Packaging and Filling Machine Operators and Tenders $47,180
    Welders, Cutters, Solderers, and Brazers $47,410

    Frequently asked questions

    How much do Water and Wastewater Treatment Plant and System Operators make per hour in East Central Illinois?

    The median hourly wage for Water and Wastewater Treatment Plant and System Operators in East Central Illinois is $27.90, based on BLS OEWS 2025 data. Top earners (90th percentile) make $36.84 or more per hour.

    Is East Central Illinois above or below average for Water and Wastewater Treatment Plant and System Operators salaries?

    The median Water and Wastewater Treatment Plant and System Operators salary in East Central Illinois is 0.4% below the national median of $58,260. The national figure is from BLS OEWS 2025 data covering all US metropolitan areas.

    What is the entry-level salary for Water and Wastewater Treatment Plant and System Operators in East Central Illinois?

    Entry-level Water and Wastewater Treatment Plant and System Operators (10th percentile) earn around $38,620 per year in East Central Illinois. The 25th percentile — typically workers with 1–3 years of experience — earn approximately $48,090.