Water and Wastewater Treatment Plant and System Operators Salary in Prescott Valley-Prescott, AZ
According to the latest U.S. Bureau of Labor Statistics data, the median annual wage for Water and Wastewater Treatment Plant and System Operators in Prescott Valley-Prescott, AZ is $49,730. BLS estimates approximately 160 people work in this occupation in Prescott Valley-Prescott, AZ. Prescott Valley-Prescott, AZ is 17.1% below the national median ($60,020).
Salary Distribution
Not everyone earns the median. Percentile wages show the range of pay within this occupation.
| Percentile | Annual wage | Hourly wage |
|---|---|---|
| 10th percentile | $44,380 | $21.34 |
| 25th percentile | $47,890 | $23.02 |
| Median (50th) | $49,730 | $23.91 |
| 75th percentile | $64,610 | $31.06 |
| 90th percentile | $73,670 | $35.42 |
Data Reliability
BLS OEWS is a survey, not a full census — every estimate carries a margin of error. The relative standard error (RSE) below is BLS’s own measure of how much an estimate could vary; lower is more precise.
- Wage estimate
- RSE 2.8% — Very reliable
- Employment estimate
- RSE 7.3% — Reliable
Where Does Your Salary Fall?
Enter an annual salary to see roughly where it falls among reported wages for this occupation, based on the percentile points above.
Concentration
- Jobs per 1,000
- 2.167
- Location quotient
- 2.62
Cost-of-Living Adjusted Salary
Prescott Valley-Prescott, AZ’s regional price level is below the national average (index 98.255, where 100 = U.S. average). Adjusted for that, the median salary has the purchasing power of $50,613 at the national price level.
This is a Career Atlas USA calculation based on BLS wage data and BEA Regional Price Parities. It is not a separate BLS wage estimate. Wage data: May 2025. Cost-of-living data: 2024.
Sources
Wage data: BLS Occupational Employment and Wage Statistics (OEWS) — May 2025 (release 25).
Figures shown as “Not available” reflect wages the source does not publish (e.g. suppressed for reliability), not zero.