Water and Wastewater Treatment Plant and System Operators take-home pay in Montana
The median water and wastewater treatment plant and system operators in Montana earns $58,040. After taxes that leaves about $45,391 a year, or $3,783 a month. Your effective tax rate is about 21.8%.
$45,391 take-home a year
| Gross pay | $58,040 |
| Federal income tax | −$4,785 |
| Social Security + Medicare | −$4,440 |
| Montana income tax (approx.) | −$3,424 |
| Monthly take-home | $3,783 |
| Every two weeks | $1,746 |
Estimate for a single filer taking the standard deduction, 2026 federal rules. State tax uses an approximate effective rate; local taxes and pre-tax deductions are not included.
Water and Wastewater Treatment Plant and System Operators salary in Montana