Disclosure: This page contains affiliate links marked with (Ad). If you click through and make a purchase, we may earn a commission at no extra cost to you.
Learn more
Water and Wastewater Treatment Plant and System Operators Salary in Hawaii
Last updated: 2025 BLS data · Page refreshed:
How much do Water and Wastewater Treatment Plant and System Operators make in Hawaii?
Last updated: 2025 data from the Bureau of Labor Statistics
$65,560
Median Annual Salary
▼
-0.4% vs 2024
$64,550
Mean Salary
$65,560
Median Salary
$31.52
Hourly Rate
610 people work as Water and Wastewater Treatment Plant and System Operators in Hawaii
Water and Wastewater Treatment Plant and System Operators salary by percentile in Hawaii
BLS-reported salary distribution — from entry-level (10th percentile) to top earners (90th percentile).
Water and Wastewater Treatment Plant and System Operators in Hawaii earn a median salary of $65,560 per year ($5,463/month).
This is 9.3% above the national average of $59,966.
Hawaii ranks #11 out of 50 states for Water and Wastewater Treatment Plant and System Operators pay.
Approximately 610 people work in this occupation across Hawaii.
Salaries decreased by 0.4% compared to 2024.
About This Job: Water and Wastewater Treatment Plant and System Operators
Operate or control an entire process or system of machines, often through the use of control boards, to transfer or treat water or wastewater.
Top Skills
Operations Monitoring
3.88
Operation and Control
3.75
Monitoring
3.62
Active Listening
3.38
Quality Control Analysis
3.38
Key Knowledge Areas
Chemistry
3.98
Biology
3.9
Mechanical
3.89
Mathematics
3.62
Public Safety and Security
3.48
Typical Education: High School Diploma or Equivalent
(41.8% of workers)
Salary Range: Water and Wastewater Treatment Plant and System Operators in Hawaii
Salaries for Water and Wastewater Treatment Plant and System Operators in Hawaii range from $46,900 at the 10th percentile (entry level) to $82,680 at the 90th percentile (experienced). The middle 50% earn between $55,470 and $78,320.
Median $65,560
P10: $46,900P25: $55,470P75: $78,320P90: $82,680
10th
$46,900
25th
$55,470
Median
$65,560
75th
$78,320
90th
$82,680
Percentile
Annual Salary
Hourly Rate
Monthly
10th Percentile (Entry Level)
$46,900
$22.55
$3,908
25th Percentile
$55,470
$26.67
$4,622
Median (50th)
$65,560
$31.52
$5,463
75th Percentile
$78,320
$37.65
$6,526
90th Percentile (Experienced)
$82,680
$39.75
$6,890
Note: The mean (average) salary of $64,550 differs from the median because salary distributions are typically skewed by high earners.
📊 How Does This Compare?
#11
Hawaii ranks #11 of 50 states
$59,966
National avg. for Water and Wastewater Treatment Plant and System Operators
How much do Water and Wastewater Treatment Plant and System Operators make in Hawaii?
The median annual salary for Water and Wastewater Treatment Plant and System Operators in Hawaii is $65,560 as of 2025. The average (mean) salary is $64,550.
What is the salary range for a Water and Wastewater Treatment Plant and System Operators in Hawaii?
Salaries for Water and Wastewater Treatment Plant and System Operators in Hawaii range from $46,900 at the 10th percentile to $82,680 at the 90th percentile. The middle 50% earn between $55,470 and $78,320.
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 Operators positions in Hawaii typically start around $46,900 (10th percentile). With some experience, salaries rise to $55,470 (25th percentile).
How many people work as Water and Wastewater Treatment Plant and System Operators in Hawaii?
According to 2025 BLS data, approximately 610 people are employed as Water and Wastewater Treatment Plant and System Operators in Hawaii.
What is the hourly rate for a Water and Wastewater Treatment Plant and System Operators in Hawaii?
Based on a standard 2,080-hour work year, the median hourly rate for a Water and Wastewater Treatment Plant and System Operators in Hawaii is approximately $31.52 per hour.
Salary data is sourced from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS) survey, 2025 estimates. The OEWS survey covers approximately 1.1 million establishments nationwide.
Annual salaries are calculated based on a standard 2,080-hour work year. Actual compensation may vary based on experience, education, employer, and local market conditions. Figures do not include benefits, bonuses, or overtime pay.
We use cookies to improve your experience, analyze site traffic, and serve relevant ads.
You can choose which categories to allow. For details, see our
Privacy Policy and
Cookie List.