Water and Wastewater Treatment Plant and System Operators Wages in Seattle-Tacoma-Bellevue, WA
2025 Occupational Employment and Wage Statistics
BLS publishes OEWS estimates for metropolitan and nonmetropolitan areas, not individual counties.
Wage Percentiles
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| Percentile | Annual Wage | Hourly Wage (Approx) |
|---|---|---|
| 10th Percentile | $62,540 | $30.07 |
| 25th Percentile | $78,170 | $37.58 |
| 50th Percentile (Median) | $99,010 | $47.60 |
| 75th Percentile | $104,020 | $50.01 |
| 90th Percentile | $119,000 | $57.21 |
OEWS Area vs. Statewide Median
Water and Wastewater Treatment Plant and System Operators Pay Questions
What is the median wage for Water and Wastewater Treatment Plant and System Operators in Seattle-Tacoma-Bellevue, WA?
The 2025 BLS OEWS area median is $99,010. It describes the full Seattle-Tacoma-Bellevue, WA labor market rather than any individual county.
How many Water and Wastewater Treatment Plant and System Operators jobs are in Seattle-Tacoma-Bellevue, WA?
BLS estimates 830 jobs across the full Seattle-Tacoma-Bellevue, WA area.
What is the 90th-percentile wage in Seattle-Tacoma-Bellevue, WA?
The 2025 90th-percentile annual wage is $119,000.
Other County Views for Water and Wastewater Treatment Plant and System Operators
Each link identifies the published OEWS area used for that county; figures are not county estimates.
About This Data
Wage data comes from the Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS) May 2025 estimates. See the official OEWS tables. BLS publishes estimates by metro and nonmetropolitan area rather than by county; figures on this page reflect the Seattle-Tacoma-Bellevue, WA area.
Hourly wages are approximated using a standard 2,080-hour work year. A "+" marks a top-coded estimate, where BLS caps the series at $239,200 and the true value is at least that much; figures above that without a "+" are published values.