SOC 51-8031 · May 2025 · BLS OEWS
Water and Wastewater Treatment Plant and System Operators — Kennewick
Kennewick-Richland, WA · 9 metro areas compared
In Kennewick, WA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $80,750 a year.
Wage distribution · annual
Shaded band holds the middle 50% of earners
Salary overview
In Kennewick, WA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $80,750 a year. That is 34.5% more than the national median of $60,020. Pay ranges from under $55,560 at the tenth percentile to more than $92,040 at the ninetieth, with the interquartile range running from $64,880 to $84,960.
The area has 80 jobs in this occupation, giving a location quotient of 0.76 — a measure of how concentrated the occupation is here relative to the country as a whole. Within the state, Seattle records the highest median at $99,010. Of the 339 occupations with published wages in this area, it sits 122nd.
Percentile breakdown
| Percentile | Annual | vs US median |
|---|---|---|
| 10th | $55,560 | −7.4% |
| 25th | $64,880 | +8.1% |
| Median (50th) | $80,750 | +34.5% |
| 75th | $84,960 | +41.6% |
| 90th | $92,040 | +53.3% |
| Mean | $75,340 | +25.5% |
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 | Spokane | $81,240 | 130 | |
| 7 | Bremerton | $79,100 | 90 | |
| 8 | Yakima | $75,290 | 90 | |
| 9 | Longview | $64,420 | 30 |
What the pay is worth locally
Prices in Kennewick run 7.0% above the national average, so the median of $80,750 buys what $75,467 would elsewhere in the country. Measured that way the gap against the national median narrows to 25.7% above the national median in real terms.
Published median
$80,750as reported by BLSLocal price level
107.0US average = 100 · BEA 2024Adjusted for local prices
$75,467US average = 100 · BEA 2024Key takeaways
- Median pay is $80,750 a year, 34.5% above the national median.
- Published pay spans $55,560 to $92,040 between the tenth and ninetieth percentiles.
- The area has 80 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 Kennewick, WA?
The median annual wage is $80,750, or $38.82 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 Kennewick, WA is 34.5% 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 Kennewick, WA earns more than $92,040 per year. The ninetieth percentile is the highest figure the survey publishes.
What is the starting range?
The tenth percentile wage is $55,560 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 80 jobs in this occupation in Kennewick, 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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