Water and Wastewater Treatment Plant and System Operators Salary in Olympia, WA

BLS Occupational Employment & Wage Statistics • May 2025 • Olympia-Lacey-Tumwater, WA

Median annual salary $85,000 +45.9% vs national
Median hourly $40.86
10th percentile $62,440
90th percentile $98,250
Employed locally 70
National median $58,260

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

Type a city below to see how Olympia, WA stacks up on salary and cost of living.

Full tool →
Water and Wastewater Treatment Plant and System Operators
in
Olympia, WA
vs

    Salary percentile breakdown

    10th
    $62,440
    25th
    $75,310
    50th (median)
    $85,000
    75th
    $97,540
    90th
    $98,250

    Olympia economic context

    Unemployment rate 4.60% 2024 annual avg • BLS LAUS
    Median household income $93,985 2023 • Census ACS
    Water and Wastewater Treatment Plant and System Operators salary vs area income 90% Median Water and Wastewater Treatment Plant and System Operators salary is 10% below the area median household income

    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

    Nearby metros — Water and Wastewater Treatment Plant and System Operators salary comparison

    Metro areaMedian salary
    Seattle-Tacoma-Bellevue, WA $88,440
    Santa Cruz-Watsonville, CA $85,790
    New York-Newark-Jersey City, NY-NJ $82,830
    Mount Vernon-Anacortes, WA $81,730
    Portland-Vancouver-Hillsboro, OR-WA $79,640
    Washington $78,810

    Related occupations in Olympia, WA

    OccupationMedian salary
    Packaging and Filling Machine Operators and Tenders $38,630
    Miscellaneous Assemblers and Fabricators $45,190
    First-Line Supervisors of Production and Operating Workers $70,190
    Inspectors, Testers, Sorters, Samplers, and Weighers $55,230
    Bakers $44,270
    Welders, Cutters, Solderers, and Brazers $54,900

    Frequently asked questions

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

    The median hourly wage for Water and Wastewater Treatment Plant and System Operators in Olympia, WA is $40.86, based on BLS OEWS 2025 data. Top earners (90th percentile) make $48.46 or more per hour.

    Is Olympia 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 Olympia, WA is 45.9% 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 Olympia?

    Entry-level Water and Wastewater Treatment Plant and System Operators (10th percentile) earn around $62,440 per year in Olympia, WA. The 25th percentile — typically workers with 1–3 years of experience — earn approximately $75,310.