Pay · Water and Wastewater Treatment Plant and System Operators · Colorado
Water and wastewater treatment plant operator salary in Colorado: $74,200 a year
What water and wastewater treatment plant and system operators earn in Colorado, from the 2025 federal wage survey: 7th of 50 states and 24% above the U.S. median. Starting pay, the paycheck, the states around it and the jobs next to this one.
Colorado in short
Median pay, the state’s place among the states, and how many people do the work here.
Starting pay to top earnings in Colorado
Where most start, the middle, and the best-paid tenth — against the same points for the U.S.
Colorado U.S.: $39,110 – $91,060
Colorado and the states around it
Neighbouring states on the map, not in the ranking — the move people actually weigh.
The median paycheck in Colorado
$74,200 a year before tax. Federal income tax, Social Security and Medicare take $13,170 of it (17.7%) at 2026 rates.
- A month $5,086 $6,183 before tax
- Every two weeks $2,347 $2,854 before tax
- A week $1,174 $1,427 before tax
- A year $61,030 $74,200 before tax
- Take-home $61,030
- Federal income tax $7,494
- Medicare $1,076
A single filer taking the standard deduction, before state and local income taxes and before deductions such as retirement or health insurance. Some public employees, many teachers among them, pay into a state pension instead of Social Security. Rates: IRS, Rev. Proc. 2025-32: tax year 2026 inflation adjustments, SSA, 2026 Cost-of-Living Adjustment Fact Sheet.
Examples
Resumes made for this kind of work.
Real sheets, filled in end to end — for this job and the ones beside it.
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Water and wastewater treatment plant operator pay in Colorado: common questions
What is the average water and wastewater treatment plant operator salary in Colorado?
The median is $74,200 a year: half of the 2,620 water and wastewater treatment plant and system operators in Colorado earn more, half less. The lowest-paid tenth earn under $50,130, the best-paid tenth over $95,730.
What is the starting salary for water and wastewater treatment plant and system operators in Colorado?
Most start around $50,130 a year — the pay of the lowest-paid tenth.
What rank is Colorado for water and wastewater treatment plant operator pay?
7th of 50 states. California pays the most, $81,770.
Do water and wastewater treatment plant and system operators earn more in Colorado or Oklahoma?
Colorado: $74,200 against $45,890 in Oklahoma — $28,310 more a year.
How much is a water and wastewater treatment plant operator paycheck in Colorado?
At the median, about $5,086 a month after federal income tax, Social Security and Medicare, from $6,183 before tax — for a single filer, before state income tax.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, 2025, state estimates. bls.gov/oes “BLS.gov cannot vouch for the data or analyses derived from these data after the data have been retrieved from BLS.gov.”