Water and Wastewater Treatment Plant and System Operators salary in Helena, MT
The median water and wastewater treatment plant and system operators in Helena, MT earns $57,410 a year, 4% below the US median. After tax that is roughly $3,743 a month.
- 10th percentile
- $48,320
- 25th percentile
- $50,330
- Median percentile
- $57,410
- 75th percentile
- $63,980
- 90th percentile
- $72,210
Based on 60 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
$44,922 take-home a year
| Gross pay | $57,410 |
| Federal income tax | −$4,709 |
| Social Security + Medicare | −$4,392 |
| Montana income tax (approx.) | −$3,387 |
| Monthly take-home | $3,743 |
| Every two weeks | $1,728 |
Does it go far here?
$60,005Median pay in Helena, MT is worth this at average US prices (local price level 95.7 vs 100).
29%of take-home pay goes to the median rent ($1,082 a month, Census ACS).
Top-paying jobs in Helena, MT
| Job | Median pay |
|---|---|
| General and Operations Managers | $101,510 |
| Registered Nurses | $98,690 |
| Business Operations Specialists, All Other | $80,410 |
| Accountants and Auditors | $76,700 |
| Office Clerks, General | $46,450 |
| Bookkeeping, Accounting, and Auditing Clerks | $45,870 |
| Stockers and Order Fillers | $39,760 |
| Cooks, Restaurant | $38,030 |
All water and wastewater treatment plant and system operators salaries · Take-home pay in Montana