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Water Treatment Operator

$58,260
median pay per year
full range coming in the next data update

What the job actually is

Run and monitor equipment that treats drinking water and wastewater, testing samples and adjusting controls.

Where you work

Treatment plants, some outdoor work

The hours

Shifts including nights, weekends, on-call

By the numbers

May 2024–25 BLS wage data · 2024–34 BLS employment projections.

Median pay
$58,260
per year
What most earn
range coming soon
Openings a year
~10,700
projected, 2024–34
Outlook to 2034
-6%
Declining
Working in the U.S.
132,400
people, nationwide

Openings a year counts new jobs plus the ones that open when people retire or move on — a truer picture of your odds than growth alone.

“Median” means half earn more and half earn less. Your city, employer, and years on the job move it a lot — that is what the 10th-to-90th range shows.

How you get in

Typical starting education

High school / no degree

Training path: On-the-job training + state certification.

License or certification

Requires a state operator certification, earned in stages as you gain experience and pass exams.

You can earn while you train. This field has a genuinely paid pathway in — an apprenticeship, a paid academy, or employer-funded training — so you draw a paycheck instead of taking on debt to learn it.

What it takes

Equipment monitoringChemistry basicsAttention to detailProblem solving

The honest take

Essential public-utility work that stays steady even as automation slowly trims the total jobs.

Standard Occupational Classification 51-8031. Pay, employment, and outlook from the U.S. Bureau of Labor Statistics (OEWS wage survey and 2024–34 employment projections). See something off? Tell us.