Water and Wastewater Treatment Plant and System Operators salary in Kennewick, WA
The median water and wastewater treatment plant and system operators in Kennewick-Richland, WA earns $80,750 a year, 35% above the US median. After tax that is roughly $5,470 a month.
- 10th percentile
- $55,560
- 25th percentile
- $64,880
- Median percentile
- $80,750
- 75th percentile
- $84,960
- 90th percentile
- $92,040
Based on 80 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
$65,638 take-home a year
| Gross pay | $80,750 |
| Federal income tax | −$8,935 |
| Social Security + Medicare | −$6,177 |
| Washington income tax (approx.) | −$0 |
| Monthly take-home | $5,470 |
| Every two weeks | $2,525 |
Does it go far here?
$80,686Median pay in Kennewick, WA is worth this at average US prices (local price level 100.1 vs 100).
23%of take-home pay goes to the median rent ($1,284 a month, Census ACS).
Top-paying jobs in Kennewick, WA
| Job | Median pay |
|---|---|
| General and Operations Managers | $130,460 |
| Software Developers | $127,800 |
| First-Line Supervisors of Construction Trades and Extraction Workers | $126,630 |
| Project Management Specialists | $125,940 |
| Mechanical Engineers | $124,780 |
| Civil Engineers | $121,370 |
| Registered Nurses | $106,410 |
| Hazardous Materials Removal Workers | $104,530 |
All water and wastewater treatment plant and system operators salaries · Take-home pay in Washington