Water and Wastewater Treatment Plant and System Operators salary in Great Falls, MT
The median water and wastewater treatment plant and system operators in Great Falls, MT earns $56,900 a year, 5% below the US median. After tax that is roughly $3,712 a month.
- 10th percentile
- $37,750
- 25th percentile
- $48,310
- Median percentile
- $56,900
- 75th percentile
- $106,700
- 90th percentile
- $107,960
Based on 30 employed. Data period: BLS OEWS May 2025. Percentiles show the spread of pay, not experience; reading the 25th percentile as "entry level" is only an approximation.
What you keep
$44,542 take-home a year
| Gross pay | $56,900 |
| Federal income tax | −$4,648 |
| Social Security + Medicare | −$4,353 |
| Montana income tax (approx.) | −$3,357 |
| Monthly take-home | $3,712 |
| Every two weeks | $1,713 |
Does it go far here?
$58,754Median pay in Great Falls, MT is worth this at average US prices (local price level 96.8 vs 100).
25%of take-home pay goes to the median rent ($939 a month, Census ACS).
Top-paying jobs in Great Falls, MT
| Job | Median pay |
|---|---|
| General and Operations Managers | $88,780 |
| Registered Nurses | $78,290 |
| Heavy and Tractor-Trailer Truck Drivers | $54,460 |
| Office Clerks, General | $44,400 |
| Stockers and Order Fillers | $36,760 |
| Janitors and Cleaners, Except Maids and Housekeeping Cleaners | $35,920 |
| Retail Salespersons | $35,000 |
| Home Health and Personal Care Aides | $34,540 |
All water and wastewater treatment plant and system operators salaries · Take-home pay in Montana