Last updated: 2025 BLS data · Page refreshed:
How does Water and Wastewater Treatment Plant and System Operators salary grow from entry-level to senior in Michigan? State salary progression based on 2025 BLS data.
63% career growth potentialData: BLS OEWS 2025 • Michigan salary data • Updated 2026-05-19
The salary range for Water and Wastewater Treatment Plant and System Operators in Michigan spans from $46,710 at entry-level to $75,910 at senior level — a difference of $29,200 per year.
Senior Water and Wastewater Treatment Plant and System Operatorss in Michigan earn $29,200 more per year than entry-level professionals.
Complete percentile breakdown showing how Water and Wastewater Treatment Plant and System Operators salary increases with experience in Michigan, from entry-level (10th percentile) to senior (90th percentile).
| Experience Level | Percentile | Annual Salary | Monthly | Hourly |
|---|---|---|---|---|
| Entry-Level | P10 | $46,710 | $3,892 | $22.46 |
| Early Career | P25 | $49,790 | $4,149 | $23.94 |
| Mid-Career | Median | $59,270 | $4,939 | $28.50 |
| Experienced | P75 | $64,540 | $5,378 | $31.03 |
| Senior / Expert | P90 | $75,910 | $6,326 | $36.50 |
Water and Wastewater Treatment Plant and System Operators in Michigan has a moderate salary progression with a 63% growth from entry-level ($46,710) to senior ($75,910). While the growth potential is steady, professionals looking to maximize earnings may benefit from specialization, advanced certifications, or gaining experience in higher-paying states. The gap between median ($59,270) and P90 ($75,910) shows there is still room for meaningful growth beyond mid-career.
Where does Michigan rank for Water and Wastewater Treatment Plant and System Operators senior-level salaries? Compare Michigan's P90 pay to other top-paying states.
Entry-level Water and Wastewater Treatment Plant and System Operatorss (10th percentile) earn approximately $46,710 per year, or $3,892 per month. Early-career professionals (25th percentile) earn around $49,790. Based on 2025 BLS OEWS data across all U.S. states.
Senior Water and Wastewater Treatment Plant and System Operatorss (90th percentile) earn approximately $75,910 per year. Experienced professionals (75th percentile) earn around $64,540. This represents a career premium of 63% over entry-level pay.
The career salary growth potential for Water and Wastewater Treatment Plant and System Operatorss is 63%. Entry-level professionals start at $46,710, while senior-level can earn up to $75,910 — a difference of $29,200 per year.
The highest-paying state for senior Water and Wastewater Treatment Plant and System Operatorss is Michigan, where 90th-percentile salaries reach $75,910 per year. See the full state-by-state comparison above.
We use BLS Occupational Employment and Wage Statistics (OEWS) 2025 data. The 10th percentile (P10) approximates entry-level pay — the salary that 90% of workers earn more than. The 90th percentile (P90) approximates senior/expert-level pay — only 10% of workers earn above this threshold. National averages are computed across all reporting U.S. states.
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Salary percentile data for Michigan from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS), May 2025. P10 approximates entry-level compensation; P90 approximates senior/expert-level compensation. State averages differ from national averages due to regional variations in cost of living, demand, and workforce composition. Actual salaries vary based on employer, experience, education, certifications, and specific location within Michigan.
Our Methodology · Data Sources · Source: BLS OEWS