SOC 51-8031 · May 2025 · BLS OEWS
Water and Wastewater Treatment Plant and System Operators — Spokane
Spokane-Spokane Valley, WA · 9 metro areas compared
In Spokane, WA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $81,240 a year.
Wage distribution · annual
Shaded band holds the middle 50% of earners
Salary overview
In Spokane, WA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $81,240 a year. That is 35.4% more than the national median of $60,020. Pay ranges from under $55,530 at the tenth percentile to more than $95,520 at the ninetieth, with the interquartile range running from $69,550 to $89,520.
Employment stands at 130, or 0.5 jobs per thousand held locally. Within the state, Seattle records the highest median at $99,010. Of the 468 occupations with published wages in this area, it sits 134th.
Percentile breakdown
| Percentile | Annual | vs US median |
|---|---|---|
| 10th | $55,530 | −7.5% |
| 25th | $69,550 | +15.9% |
| Median (50th) | $81,240 | +35.4% |
| 75th | $89,520 | +49.2% |
| 90th | $95,520 | +59.1% |
| Mean | $77,350 | +28.9% |
Other metro areas in Washington
| # | Metro area | Median | Jobs | Relative |
|---|---|---|---|---|
| 1 | Seattle | $99,010 | 830 | |
| 2 | Olympia | $88,270 | 70 | |
| 3 | Wenatchee | $87,840 | 40 | |
| 4 | Mount Vernon | $87,310 | 90 | |
| 5 | Bellingham | $81,430 | 80 | |
| 6 | Kennewick | $80,750 | 80 | |
| 7 | Bremerton | $79,100 | 90 | |
| 8 | Yakima | $75,290 | 90 | |
| 9 | Longview | $64,420 | 30 |
What the pay is worth locally
Prices in Spokane run 7.0% above the national average, so the median of $81,240 buys what $75,925 would elsewhere in the country. Measured that way the gap against the national median narrows to 26.5% above the national median in real terms.
Published median
$81,240as reported by BLSLocal price level
107.0US average = 100 · BEA 2024Adjusted for local prices
$75,925US average = 100 · BEA 2024Key takeaways
- Median pay is $81,240 a year, 35.4% above the national median.
- Published pay spans $55,530 to $95,520 between the tenth and ninetieth percentiles.
- The area has 130 jobs in this occupation.
- The highest-paying metro area covered is Seattle, at $99,010.
Frequently asked questions
What is the median wage for Water and Wastewater Treatment Plant and System Operators in Spokane, WA?
The median annual wage is $81,240, or $39.06 per hour, as of May 2025. Half of the workers in this occupation earn more than that and half earn less.
Is that higher than the national average?
The national median for this occupation is $60,020, so pay in Spokane, WA is 35.4% higher. These figures are medians, not averages: half of workers fall on each side.
What do the top earners make?
The top tenth of this occupation in Spokane, WA earns more than $95,520 per year. The ninetieth percentile is the highest figure the survey publishes.
What is the starting range?
The tenth percentile wage is $55,530 per year. The survey measures wages actually paid rather than experience level, so this reflects the lowest-paid tenth rather than entry-level pay specifically.
Which area nearby pays the most?
The highest median for this occupation among the metro areas covered is in Seattle, at $99,010 per year.
How many jobs are there in this occupation here?
The survey estimates 130 jobs in this occupation in Spokane, WA. Self-employed workers are not included.
Source and methodology
U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 Wages are for wage-and-salary workers; self-employed workers are not included. Salary Explorer is an independent project. It is not affiliated with, or endorsed by, the U.S. Bureau of Labor Statistics or any government agency. Full methodology.
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