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Water and Wastewater Treatment Plant and System Operators Salary in Montana

Last updated: 2025 BLS data · Page refreshed:

How much do Water and Wastewater Treatment Plant and System Operators make in Montana?

Last updated: 2025 data from the Bureau of Labor Statistics

$58,040
Median Annual Salary
▼ -3.2% vs 2024
$61,570
Mean Salary
$58,040
Median Salary
$27.90
Hourly Rate
690 people work as Water and Wastewater Treatment Plant and System Operators in Montana

Water and Wastewater Treatment Plant and System Operators salary by percentile in Montana

BLS-reported salary distribution — from entry-level (10th percentile) to top earners (90th percentile).

Water and Wastewater Treatment Plant and System Operators salary in Montana — 2025 BLS percentilesHorizontal bars showing 10th, 25th, 50th, 75th and 90th percentile annual salaries for Water and Wastewater Treatment Plant and System Operators in Montana.10thBottom 10% earn less than $37,320$37,32025th25% earn less than $49,960$49,960MedianHalf earn more than $58,040$58,04075th75% earn less than $68,580$68,58090thTop 10% earn more than $81,420$81,420

Water and Wastewater Treatment Plant and System Operators in Montana earn a median salary of $58,040 per year ($4,836/month). This is 3.2% below the national average of $59,966. Montana ranks #32 out of 50 states for Water and Wastewater Treatment Plant and System Operators pay. Approximately 690 people work in this occupation across Montana. Salaries decreased by 3.2% compared to 2024.

About This Job: Water and Wastewater Treatment Plant and System Operators

Operate or control an entire process or system of machines, often through the use of control boards, to transfer or treat water or wastewater.

Top Skills

Operations Monitoring
3.88
Operation and Control
3.75
Monitoring
3.62
Active Listening
3.38
Quality Control Analysis
3.38

Key Knowledge Areas

Chemistry
3.98
Biology
3.9
Mechanical
3.89
Mathematics
3.62
Public Safety and Security
3.48
Typical Education: High School Diploma or Equivalent (41.8% of workers)

Source: O*NET OnLine, U.S. Department of Labor

Salary Range: Water and Wastewater Treatment Plant and System Operators in Montana

Salaries for Water and Wastewater Treatment Plant and System Operators in Montana range from $37,320 at the 10th percentile (entry level) to $81,420 at the 90th percentile (experienced). The middle 50% earn between $49,960 and $68,580.

Median $58,040
P10: $37,320 P25: $49,960 P75: $68,580 P90: $81,420
10th
$37,320
25th
$49,960
Median
$58,040
75th
$68,580
90th
$81,420
Percentile Annual Salary Hourly Rate Monthly
10th Percentile (Entry Level) $37,320 $17.94 $3,110
25th Percentile $49,960 $24.02 $4,163
Median (50th) $58,040 $27.90 $4,836
75th Percentile $68,580 $32.97 $5,715
90th Percentile (Experienced) $81,420 $39.14 $6,785

Note: The mean (average) salary of $61,570 differs from the median because salary distributions are typically skewed by high earners.

📊 How Does This Compare?

#32
Montana ranks #32 of 50 states
$59,966
National avg. for Water and Wastewater Treatment Plant and System Operators
-3.2%
vs. national average
Near Average

What does this salary really buy? See Water and Wastewater Treatment Plant and System Operators salary in Montana adjusted for cost of living →

How much do you actually take home? See Water and Wastewater Treatment Plant and System Operators take-home pay in Montana after taxes →

Explore Water and Wastewater Treatment Plant and System Operators Data in Montana

Water and Wastewater Treatment Plant and System Operators Salary by State

Compare Water and Wastewater Treatment Plant and System Operators pay across states — sorted by highest median salary.

View all 50 states →

Frequently Asked Questions

How much do Water and Wastewater Treatment Plant and System Operators make in Montana?
The median annual salary for Water and Wastewater Treatment Plant and System Operators in Montana is $58,040 as of 2025. The average (mean) salary is $61,570.
What is the salary range for a Water and Wastewater Treatment Plant and System Operators in Montana?
Salaries for Water and Wastewater Treatment Plant and System Operators in Montana range from $37,320 at the 10th percentile to $81,420 at the 90th percentile. The middle 50% earn between $49,960 and $68,580.
What is the starting salary for a Water and Wastewater Treatment Plant and System Operators in Montana?
Entry-level Water and Wastewater Treatment Plant and System Operators positions in Montana typically start around $37,320 (10th percentile). With some experience, salaries rise to $49,960 (25th percentile).
How many people work as Water and Wastewater Treatment Plant and System Operators in Montana?
According to 2025 BLS data, approximately 690 people are employed as Water and Wastewater Treatment Plant and System Operators in Montana.
What is the hourly rate for a Water and Wastewater Treatment Plant and System Operators in Montana?
Based on a standard 2,080-hour work year, the median hourly rate for a Water and Wastewater Treatment Plant and System Operators in Montana is approximately $27.90 per hour.

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Data Source & Methodology

Salary data is sourced from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS) survey, 2025 estimates. The OEWS survey covers approximately 1.1 million establishments nationwide.

Annual salaries are calculated based on a standard 2,080-hour work year. Actual compensation may vary based on experience, education, employer, and local market conditions. Figures do not include benefits, bonuses, or overtime pay.

Our Methodology · Data Sources · Source: BLS OEWS

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