Water and Wastewater Treatment Plant and System Operators Salary in St. Joseph, MO (2026)
Source: BLS OEWS · St. Joseph, MO-KS · 60 employed
The average Water and Wastewater Treatment Plant and System Operators salary in St. Joseph, MO is $55,750 per year. The middle 50% of Water and Wastewater Treatment Plant and System Operatorss earn between $47,170 and $61,520. Top earners in the 90th percentile make $74,060 or more. Entry-level positions typically start around $37,620. The median of $52,800 is above the mean, reflecting the wage distribution in this field.
Water and Wastewater Treatment Plant and System Operators Salary Breakdown in St. Joseph, MO
| Percentile | Annual Salary |
|---|---|
| 10th Percentile (Entry-level) | $37,620 |
| 25th Percentile | $47,170 |
| Median (50th Percentile) | $52,800 |
| Mean (Average) | $55,750 |
| 75th Percentile | $61,520 |
| 90th Percentile (Top earners) | $74,060 |
Related Jobs in St. Joseph, MO
| Occupation | Mean Annual |
|---|---|
| First-Line Supervisors of Production and Operating Workers | $77,260 |
| Machinists | $58,850 |
| Tool and Die Makers | $58,230 |
| Welders, Cutters, Solderers, and Brazers | $57,300 |
| Inspectors, Testers, Sorters, Samplers, and Weighers | $56,830 |
| Computer Numerically Controlled Tool Operators | $55,710 |
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 St. Joseph, MO?
The average Water and Wastewater Treatment Plant and System Operators salary in St. Joseph, MO is $55,750 per year, according to BLS OEWS.
What is the median Water and Wastewater Treatment Plant and System Operators salary in St. Joseph, MO?
The median Water and Wastewater Treatment Plant and System Operators salary in St. Joseph, MO is $52,800 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 St. Joseph, MO?
Entry-level Water and Wastewater Treatment Plant and System Operatorss in St. Joseph, MO typically earn around $37,620 per year (10th percentile). Workers in the 25th percentile earn about $47,170.
What do the highest-paid Water and Wastewater Treatment Plant and System Operatorss earn in St. Joseph, MO?
The highest-paid Water and Wastewater Treatment Plant and System Operatorss in St. Joseph, MO earn $74,060 or more per year (90th percentile). The 75th percentile wage is $61,520.
How many Water and Wastewater Treatment Plant and System Operatorss work in St. Joseph, MO?
There are approximately 60 Water and Wastewater Treatment Plant and System Operatorss employed in the St. Joseph, MO-KS area, per BLS OEWS.