Salaries › Water Treatment Operator › Connecticut
Water Treatment Operator Salary in Connecticut (2026)
$37.90 per hour · take-home ≈ $60,695/year ($5,058/month) for a single filer
Connecticut is among the top 5 highest-paying states for Water Treatment Operators (4th of 50), with a median about 31% above the national average. Of the 980 Water Treatment Operator jobs BLS counts in Connecticut, the typical worker earns $78,820 a year — though pay ranges from $60,900 for newcomers to $98,850 at the top.
Water Treatment Operator pay range in Connecticut
| Percentile | Annual wage | Meaning |
| 10th percentile (entry) | $60,900 | Lowest-paid 10% earn less than this |
| 25th percentile | $64,670 | A quarter earn less |
| Median (50th) | $78,820 | Half earn more, half earn less |
| 75th percentile | $93,340 | Top quarter starts here |
| 90th percentile (top) | $98,850 | Highest-paid 10% earn more than this |
BLS reports 980 Water Treatment Operator jobs in Connecticut (occupation code 51-8031, “Water and Wastewater Treatment Plant and System Operators”).
Gross vs. take-home in Connecticut
A median Water Treatment Operator salary of $78,820 doesn’t all reach your bank account. After federal income tax, Social Security, and Medicare, plus Connecticut state income tax, a single filer keeps about $60,695 — an effective tax rate of 23.0%.
| Gross (median) | $78,820 |
| Federal income tax | −$8,510 |
| Social Security + Medicare | −$6,030 |
| Connecticut state income tax | −$3,585 |
| Take-home (annual) | $60,695 |
| Take-home (monthly) | $5,058 |
Want your exact numbers — married, 401(k), different salary? Use the free Connecticut paycheck calculator on PaycheckTally.
Frequently asked questions
- How much does a Water Treatment Operator make in Connecticut?
- The median Water Treatment Operator salary in Connecticut is $78,820 per year ($37.90 per hour) according to the latest BLS data. The middle 50% earn between $64,670 and $93,340.
- What is the take-home pay for a Water Treatment Operator in Connecticut?
- On the median salary of $78,820, a single filer in Connecticut takes home about $60,695 per year ($5,058 per month) after federal tax, FICA, and state income tax — an effective tax rate of 23.0%.
- How many Water Treatment Operator jobs are there in Connecticut?
- BLS counts 980 Water Treatment Operator jobs in Connecticut in the latest survey (May 2025).
Top-paying states for Water Treatment Operators
Other salaries in Connecticut
Sources and methodology
Wage and employment figures: BLS OEWS May 2025 (state file, released April 2026) — the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics survey, the most authoritative public salary dataset. Take-home estimate: 2026 federal brackets, FICA, and verified Connecticut state tax rules (single filer, standard deduction, no credits or local taxes). Estimates only — not financial advice.
- BLS OEWS — official occupational wage data.
- PaycheckTally — interactive 2026 take-home calculator for Connecticut.