Water and Wastewater Treatment Plant and System Operators salary in Decatur, IL
The median water and wastewater treatment plant and system operators in Decatur, IL earns $62,150 a year, 4% above the US median. After tax that is roughly $4,087 a month.
- 10th percentile
- $50,950
- 25th percentile
- $54,550
- Median percentile
- $62,150
- 75th percentile
- $73,270
- 90th percentile
- $80,270
Based on 50 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
$49,041 take-home a year
| Gross pay | $62,150 |
| Federal income tax | −$5,278 |
| Social Security + Medicare | −$4,754 |
| Illinois income tax (approx.) | −$3,076 |
| Monthly take-home | $4,087 |
| Every two weeks | $1,886 |
Does it go far here?
$70,288Median pay in Decatur, IL is worth this at average US prices (local price level 88.4 vs 100).
21%of take-home pay goes to the median rent ($847 a month, Census ACS).
Top-paying jobs in Decatur, IL
| Job | Median pay |
|---|---|
| General and Operations Managers | $96,120 |
| Registered Nurses | $87,170 |
| Maintenance and Repair Workers, General | $61,380 |
| Construction Laborers | $61,270 |
| Heavy and Tractor-Trailer Truck Drivers | $59,100 |
| Miscellaneous Assemblers and Fabricators | $50,040 |
| Teaching Assistants, Except Postsecondary | $48,480 |
| Light Truck Drivers | $47,660 |
All water and wastewater treatment plant and system operators salaries · Take-home pay in Illinois