Waste Water Treatment Operator Salary in Missouri

How much does a Waste Water Treatment Operator make in Missouri?

As of August 01, 2026, the average salary for a Waste Water Treatment Operator in Missouri is $74,513 per year, which breaks down to an hourly rate of $36.

However, a Waste Water Treatment Operator's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $92,899
  • Majority Range (25th-75th percentile): $69,618 to $84,137
  • Entry-Level (10th percentile): $65,163
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View as table View as graph 25% $69,618 10% $65,163 90% $92,899 75% $84,137 $74,513 50%(Median) Didn’t find job title? Click

Waste Water Treatment Operator Salaries by Percentile

Annual
Salary
Monthly
Pay
Weekly
Pay
Hourly
Wage
75th Percentile $84,137 $7,011 $1,618 $40
Average $74,513 $6,209 $1,433 $36
25th Percentile $69,618 $5,802 $1,339 $33
Check out Waste Water Treatment Operator Job Openings in Missouri
Water Treatment Operator

The Planet Group - Kansas City, MO

Water Wastewater Treatment Operator

The Planet Group - Kansas City, MO

Professional Engineer

jub.com - TIMNATH, CO

Water Quality Foreman

Cape Fear Public Utility Authority - WILMINGTON, NC

Search More Waste Water Treatment Operator Jobs in Missouri

Key Factors That Influence Waste Water Treatment Operator Salaries

A Waste Water Treatment Operator's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.

How Experience Level Affects Waste Water Treatment Operator Salaries?

Experience is a primary driver of a Waste Water Treatment Operator's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here’s how the average salary grows at different career stages:

  • Entry-Level (less than 1 year): $64,350
  • Early Career (1-2 years): $74,852
  • Mid-Level (2-4 years): $84,065
  • Senior-Level (5-8 years): $97,318
  • Expert (over 8 years): $112,356
Levels Salary
Power Pla... Level Waste Water Treatment Operator$64,350
Waste Wat... Level Waste Water Treatment Operator$74,852
Power Pla... Level Waste Water Treatment Operator$84,065
Power Pla... Level Waste Water Treatment Operator$97,318
Power Pla... Level Waste Water Treatment Operator$112,356
$64,350 0 yr
$74,852 < 2 yrs
$84,065 2-4 yrs
$97,318 5-8 yrs
$112,356 > 8 yrs
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What Am I Worth?

Top Paying Cities for Waste Water Treatment Operators

Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:

  • Braggadocio: $72,202
  • Eugene: $72,496
  • Fortuna: $72,477

Waste Water Treatment Operator Salary by Industry: Top Paying Sectors

For Waste Water Treatment Operator roles, the industry you choose can impact your earning potential by as much as 40% (the gap between the highest and lowest paying industries). Data shows that the highest-paying industry, MFG Durable, offers compensation 20% above the average. Conversely, Waste Water Treatment Operator positions in Energy & Utilities typically offer lower base pay, as this sector often view Waste Water Treatment Operator as a support function rather than a direct revenue driver.

The top paying industry for a Waste Water Treatment Operator

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
MFG Durable$89,415$43.020%

Waste Water Treatment Operator Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how a Waste Water Treatment Operator's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.

Last Updated on August 01, 2026

Find Your Next Waste Water Treatment Operator Job

Ready to take the next step in your career? Browse thousands of current Waste Water Treatment Operator job openings on our job board. Use the search bar below to find your perfect match.

United States
  • Sesame Place Philadelphia

    UPPER HOLLAND, PA

    Sesame Place Philadelphia | UPPER HOLLAND, PA

    Join us at Sesame Place and help bring joy, excitement, and lasting memories to people from around the world. We're seeking enthusiastic, dedicated, and ha... more

    1 Day Ago

  • Park City Municipal Corporation

    PARK CITY, UT

    Park City Municipal Corporation | PARK CITY, UT

    Rate of Pay: $46.53-$56.97 per hour (D.O.E.) JOB SUMMARY: The Water Treatment Supervisor provides supervisory and professional water treatment plant oversi... more

    5 Days Ago

  • Tincup Water Solutions LLC

    STOCKDALE, TX

    Tincup Water Solutions LLC | STOCKDALE, TX

    The CDL operator (Hazmat) is responsible for the safe loading, transportation, and delivery of diesel product to various customer locations. Job tasks incl... more

    3 Days Ago

  • jub.com

    KENNEWICK, WA

    jub.com | KENNEWICK, WA

    Description: Professional Water/Wastewater Engineer or Engineer-in-Training Location: Kennewick, WA At J-U-B ENGINEERS, Inc., our purpose is simple but pow... more

    4 Days Ago

  • DLD Environmental Services Inc

    PLAINWELL, MI

    DLD Environmental Services Inc | PLAINWELL, MI

    Summary Performs non-technical processing of hazardous and non-hazardous waste by performing the following duties. Candidates will have to pass a drug scre... more

    1 Day Ago

  • The H&K Group

    CHALFONT, PA

    The H&K Group | CHALFONT, PA

    H&K does not discriminate in employment opportunities or practices on the basis of race, color, religion, gender, national origin, age, disability, veteran... more

    1 Day Ago

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