Water and Wastewater Treatment Plant and System Operators Salary in Eastern Washington

BLS Occupational Employment & Wage Statistics • May 2025 • Eastern Washington nonmetropolitan area

Median annual salary $71,720 +23.1% vs national
Median hourly $34.48
10th percentile $50,730
90th percentile $83,830
Employed locally 110
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
Eastern Washington
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    Salary percentile breakdown

    10th
    $50,730
    25th
    $61,320
    50th (median)
    $71,720
    75th
    $77,520
    90th
    $83,830

    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 Eastern Washington

    OccupationMedian salary
    First-Line Supervisors of Production and Operating Workers$59,960
    Electrical, Electronic, and Electromechanical Assemblers, Except Coil Winders, Tapers, and Finishers$44,030
    Packaging and Filling Machine Operators and Tenders$40,350
    Inspectors, Testers, Sorters, Samplers, and Weighers$51,630
    Miscellaneous Assemblers and Fabricators$47,330
    Food Batchmakers$37,690

    Frequently asked questions

    How much do Water and Wastewater Treatment Plant and System Operators make per hour in Eastern Washington?

    The median hourly wage for Water and Wastewater Treatment Plant and System Operators in Eastern Washington is $34.48, based on BLS OEWS 2025 data. Top earners (90th percentile) make $38.78 or more per hour.

    Is Eastern Washington 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 Eastern Washington is 23.1% above 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 Eastern Washington?

    Entry-level Water and Wastewater Treatment Plant and System Operators (10th percentile) earn around $50,730 per year in Eastern Washington. The 25th percentile — typically workers with 1–3 years of experience — earn approximately $61,320.