Water and Wastewater Treatment Plant and System Operators Salary in Milwaukee, WI (2026)
Source: BLS OEWS · Milwaukee-Waukesha, WI · 420 employed
The average Water and Wastewater Treatment Plant and System Operators salary in Milwaukee, WI is $64,800 per year. The middle 50% of Water and Wastewater Treatment Plant and System Operatorss earn between $58,070 and $71,160. Top earners in the 90th percentile make $80,720 or more. Entry-level positions typically start around $50,280. The median of $64,960 is below the mean, reflecting the wage distribution in this field.
Water and Wastewater Treatment Plant and System Operators Salary Breakdown in Milwaukee, WI
| Percentile | Annual Salary |
|---|---|
| 10th Percentile (Entry-level) | $50,280 |
| 25th Percentile | $58,070 |
| Median (50th Percentile) | $64,960 |
| Mean (Average) | $64,800 |
| 75th Percentile | $71,160 |
| 90th Percentile (Top earners) | $80,720 |
Related Jobs in Milwaukee, WI
| Occupation | Mean Annual |
|---|---|
| Power Plant Operators | $102,880 |
| Gas Plant Operators | $90,500 |
| First-Line Supervisors of Production and Operating Workers | $76,490 |
| Computer Numerically Controlled Tool Programmers | $67,760 |
| Tool and Die Makers | $67,480 |
| Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders | $66,020 |
Water and Wastewater Treatment Plant and System Operators Salaries in Other Cities
| City | Mean Annual |
|---|---|
| San Francisco, CA | $114,190 |
| San Jose, CA | $110,550 |
| Vallejo, CA | $96,620 |
| Napa, CA | $96,180 |
| Las Vegas, NV | $89,400 |
| Sacramento, CA | $88,910 |
| Salinas, CA | $88,900 |
| Santa Maria, CA | $87,090 |
Frequently Asked Questions
What is the average Water and Wastewater Treatment Plant and System Operators salary in Milwaukee, WI?
The average Water and Wastewater Treatment Plant and System Operators salary in Milwaukee, WI is $64,800 per year, according to BLS OEWS.
What is the median Water and Wastewater Treatment Plant and System Operators salary in Milwaukee, WI?
The median Water and Wastewater Treatment Plant and System Operators salary in Milwaukee, WI is $64,960 per year. Half of Water and Wastewater Treatment Plant and System Operatorss earn more than this and half earn less.
How much do entry-level Water and Wastewater Treatment Plant and System Operatorss make in Milwaukee, WI?
Entry-level Water and Wastewater Treatment Plant and System Operatorss in Milwaukee, WI typically earn around $50,280 per year (10th percentile). Workers in the 25th percentile earn about $58,070.
What do the highest-paid Water and Wastewater Treatment Plant and System Operatorss earn in Milwaukee, WI?
The highest-paid Water and Wastewater Treatment Plant and System Operatorss in Milwaukee, WI earn $80,720 or more per year (90th percentile). The 75th percentile wage is $71,160.
How many Water and Wastewater Treatment Plant and System Operatorss work in Milwaukee, WI?
There are approximately 420 Water and Wastewater Treatment Plant and System Operatorss employed in the Milwaukee-Waukesha, WI area, per BLS OEWS.