SOC 51-8031 · May 2025 · BLS OEWS
Water and Wastewater Treatment Plant and System Operators — Riverside
Riverside-San Bernardino-Ontario, CA · 10 metro areas compared
In Riverside, CA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $82,780 a year.
Wage distribution · annual
Shaded band holds the middle 50% of earners
Salary overview
In Riverside, CA the median wage for Water and Wastewater Treatment Plant and System Operators reaches $82,780 a year. That is 37.9% more than the national median of $60,020. The middle half of workers in this occupation earn between $66,540 and $103,730. The lowest tenth earn under $56,870, while the highest tenth earn more than $112,070.
The area has 1,580 jobs in this occupation, giving a location quotient of 1.11 — a measure of how concentrated the occupation is here relative to the country as a whole. San Francisco leads the state's metro areas for this occupation, at $125,160. Set against every other occupation measured in the same area, it ranks 202nd of 671 by median pay.
Percentile breakdown
| Percentile | Annual | vs US median |
|---|---|---|
| 10th | $56,870 | −5.2% |
| 25th | $66,540 | +10.9% |
| Median (50th) | $82,780 | +37.9% |
| 75th | $103,730 | +72.8% |
| 90th | $112,070 | +86.7% |
| Mean | $85,310 | +42.1% |
Other metro areas in California
| # | Metro area | Median | Jobs | Relative |
|---|---|---|---|---|
| 1 | San Francisco | $125,160 | 1,040 | |
| 2 | San Jose | $108,190 | 460 | |
| 3 | Vallejo | $106,150 | 200 | |
| 4 | Napa | $101,540 | 100 | |
| 5 | Santa Cruz | $94,060 | 80 | |
| 6 | Santa Maria | $85,960 | 250 | |
| 7 | Sacramento | $85,950 | 1,010 | |
| 8 | San Luis Obispo | $83,190 | 200 | |
| 9 | Los Angeles | $82,460 | 2,230 | |
| 10 | Santa Rosa | $82,200 | 190 |
What the pay is worth locally
Prices in Riverside run 10.7% above the national average, so the median of $82,780 buys what $74,779 would elsewhere in the country. Measured that way the gap against the national median narrows to 24.6% above the national median in real terms.
Published median
$82,780as reported by BLSLocal price level
110.7US average = 100 · BEA 2024Adjusted for local prices
$74,779US average = 100 · BEA 2024Key takeaways
- Median pay is $82,780 a year, 37.9% above the national median.
- Published pay spans $56,870 to $112,070 between the tenth and ninetieth percentiles.
- The area has 1,580 jobs in this occupation.
- The highest-paying metro area covered is San Francisco, at $125,160.
Frequently asked questions
What is the median wage for Water and Wastewater Treatment Plant and System Operators in Riverside, CA?
The median annual wage is $82,780, or $39.80 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 Riverside, CA is 37.9% 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 Riverside, CA earns more than $112,070 per year. The ninetieth percentile is the highest figure the survey publishes.
What is the starting range?
The tenth percentile wage is $56,870 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 San Francisco, at $125,160 per year.
How many jobs are there in this occupation here?
The survey estimates 1,580 jobs in this occupation in Riverside, CA. 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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