Hawaii ranks 10th of 50 states and D.C. for water and wastewater treatment plant and system operators pay, trailing top-paying California ($82,100) by $16,300 — a 25% gap.
The 10th-to-90th percentile range runs from $50,500 to $81,990 — a $31,490 spread, 35% tighter than the national $48,290 range.
Water and Wastewater Treatment Plant and System Operators are more concentrated in Hawaii than the U.S. average — a location quotient of 1.30 means the occupation's share of local jobs is 1.30× the national share.
Salary Range: 10th to 90th Percentile
Full Percentile Breakdown
| Percentile | Annual Wage | Hourly Wage |
|---|---|---|
| 10th percentile (entry-level) | $50,500 | $24.28 |
| 25th percentile | $55,200 | $26.54 |
| 50th percentile (median) | $65,800 | $31.64 |
| 75th percentile | $70,390 | $33.84 |
| 90th percentile (top earners) | $81,990 | $39.42 |
| Mean (average) | $64,500 | $31.01 |
How Hawaii Compares
| State | Median Annual | vs. Hawaii |
|---|---|---|
| Hawaii (current) | $65,800 | n/a |
| California | $82,100 | +25% |
| Nevada | $79,140 | +20% |
| Washington | $78,810 | +20% |
| Alaska | $76,910 | +17% |
| New Jersey | $75,200 | +14% |
| Connecticut | $74,450 | +13% |
| Minnesota | $70,470 | +7% |
| Colorado | $68,220 | +4% |
Showing top-paying states with available data. View all states →
Related Occupations in Hawaii
| Occupation | Median Annual | Employment |
|---|---|---|
| Business Teachers, Postsecondary | $65,830 | 180 |
| Market Research Analysts and Marketing Specialists | $65,870 | 1,520 |
| Licensed Practical and Licensed Vocational Nurses | $65,560 | 710 |
| Construction Laborers | $66,100 | 4,140 |
| Correctional Officers and Jailers | $66,250 | 1,260 |
| Civil Engineering Technologists and Technicians | $66,410 | 90 |
Frequently Asked Questions
What is the average Water and Wastewater Treatment Plant and System Operators salary in Hawaii?
The mean water and wastewater treatment plant and system operators salary in Hawaii is $64,500 per year. The median (middle) salary is $65,800 per year.
What is the starting salary for a Water and Wastewater Treatment Plant and System Operators in Hawaii?
Entry-level water and wastewater treatment plant and system operatorss (10th percentile) in Hawaii typically earn around $50,500 per year. Workers at the 25th percentile earn approximately $55,200 per year.
What is the highest Water and Wastewater Treatment Plant and System Operators salary in Hawaii?
Top earners (90th percentile) in this occupation in Hawaii make approximately $81,990 per year. Those in the 75th percentile earn around $70,390 per year.
How does the Hawaii Water and Wastewater Treatment Plant and System Operators salary compare to the national average?
The median water and wastewater treatment plant and system operators salary in Hawaii is $65,800, which is +13% above national average of $58,260.