Water and Wastewater Treatment Plant and System Operators Salary in Boulder, CO

BLS Occupational Employment & Wage Statistics • May 2025 • Boulder, CO

Median annual salary $67,400 +15.7% vs national
Median hourly $32.40
10th percentile $52,110
90th percentile $88,210
Employed locally 170
National median $58,260

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

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

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Water and Wastewater Treatment Plant and System Operators
in
Boulder, CO
vs

    Salary percentile breakdown

    10th
    $52,110
    25th
    $61,720
    50th (median)
    $67,400
    75th
    $82,470
    90th
    $88,210

    Boulder economic context

    Unemployment rate 4.20% 2024 annual avg • BLS LAUS
    Median household income $102,772 2023 • Census ACS
    Water and Wastewater Treatment Plant and System Operators salary vs area income 66% Median Water and Wastewater Treatment Plant and System Operators salary is 34% 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
    San Francisco-Oakland-Fremont, CA $123,390
    Fairbanks-College, AK $91,010
    Seattle-Tacoma-Bellevue, WA $88,440
    Mount Vernon-Anacortes, WA $81,730
    Portland-Vancouver-Hillsboro, OR-WA $79,640
    Chico, CA $75,280

    Related occupations in Boulder, CO

    OccupationMedian salary
    Miscellaneous Assemblers and Fabricators$46,300
    First-Line Supervisors of Production and Operating Workers$82,690
    Inspectors, Testers, Sorters, Samplers, and Weighers$60,650
    Electrical, Electronic, and Electromechanical Assemblers, Except Coil Winders, Tapers, and Finishers$50,630
    Food Batchmakers$42,340
    Packaging and Filling Machine Operators and Tenders$42,400

    Frequently asked questions

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

    The median hourly wage for Water and Wastewater Treatment Plant and System Operators in Boulder, CO is $32.40, based on BLS OEWS 2025 data. Top earners (90th percentile) make $41.10 or more per hour.

    Is Boulder 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 Boulder, CO is 15.7% 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 Boulder?

    Entry-level Water and Wastewater Treatment Plant and System Operators (10th percentile) earn around $52,110 per year in Boulder, CO. The 25th percentile — typically workers with 1–3 years of experience — earn approximately $61,720.