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Water and Wastewater Treatment Plant and System Operators Salary in Montana

State wage data from the BLS OEWS survey, May 2025.

Median annual

$58,040

Median hourly

$28

Average annual

$61,570

Employed in state

690

The median annual salary for Water and Wastewater Treatment Plant and System Operators in Montana is $58,040, or about $28 an hour. That is 3% lower than the national median.

Pay in Montana ranges from $37,320 at the 10th percentile to $81,420 at the 90th percentile. Roughly 690 people work as water and wastewater treatment plant and system operators in the state.

Pay distribution in Montana

10th$37,320
25th$49,960
Median$58,040
75th$68,580
90th$81,420

Salary calculator

Hourly
$27.90
Daily
$223
Weekly
$1,116
Bi-weekly
$2,232
Monthly
$4,837
Annual
$58,040

$58,040 a year is around the 50th percentile for Water and Wastewater Treatment Plant and System Operatorss in Montana. The median is $58,040.

Water and Wastewater Treatment Plant and System Operators pay by metro area in Montana

Metro areaMedian annualEmployment
Bozeman, MT$76,39070
Missoula, MT$66,55060
Billings, MT$60,53080
Helena, MT$57,41060
Great Falls, MT$56,90030

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