Last updated: 2025 BLS data · Page refreshed:
How much does a Water and Wastewater Treatment Plant and System Operators actually take home in Massachusetts?
5.0% flat rate — 22.7% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Water and Wastewater Treatment Plant and System Operators earning $68,550 in Massachusetts (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $68,550 | — |
| Federal Income Tax | -$6,922 | 10.1% |
| Massachusetts State Income Tax | -$3,427 | 5.0% |
| Social Security (OASDI) | -$4,250 | 6.2% |
| Medicare | -$993 | 1.5% |
| Total Taxes | -$15,593 | 22.7% |
| Take-Home Pay | $52,956 | 77.3% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Water and Wastewater Treatment Plant and System Operators in Massachusetts.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $50,980 | -$10,582 | $40,397 | 20.8% |
| 25th Percentile (P25) | $60,120 | -$12,835 | $47,284 | 21.3% |
| Median (P50) | $68,550 | -$15,593 | $52,956 | 22.7% |
| 75th Percentile (P75) | $79,050 | -$19,231 | $59,818 | 24.3% |
| 90th Percentile (P90) | $91,390 | -$23,507 | $67,882 | 25.7% |
After federal income tax ($6,922), state tax ($3,427), and FICA ($5,244), a Water and Wastewater Treatment Plant and System Operators in Massachusetts takes home $52,956 per year — or $4,413 per month. The effective tax rate of 22.7% is relatively low compared to the national range.
With an effective total rate of 22.7%, a Water and Wastewater Treatment Plant and System Operators in Massachusetts keeps $52,956 of $68,550 gross — roughly typical for U.S. middle-income earners once federal, FICA and state taxes are combined.
Massachusetts applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this Water and Wastewater Treatment Plant and System Operators salary that contributes $3,428 to the 5.0% effective state-tax burden.
Federal tax on this Water and Wastewater Treatment Plant and System Operators salary is $6,922 (44%), but combined state ($3,428, 22%) + FICA ($5,244, 34%) make up the other 56% of the bill.
Moving this same Water and Wastewater Treatment Plant and System Operators salary to a zero-state-tax state would yield around $56,384 net — a gain of $3,428 (6.5%) per year versus Massachusetts.
For Water and Wastewater Treatment Plant and System Operators after-tax pay, Massachusetts ranks #8 of 50 states — top quartile. High gross wages or low state-tax burden (or both) drive the strong ranking.
Translated into paycheck cadences, $52,956 net/year works out to $4,413/month or $2,037/bi-weekly for this Water and Wastewater Treatment Plant and System Operators in Massachusetts — the numbers that actually hit a checking account after every deduction.
Where does a Water and Wastewater Treatment Plant and System Operators keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Massachusetts ranks #8 out of 50 states for Water and Wastewater Treatment Plant and System Operators after-tax take-home pay.
A Water and Wastewater Treatment Plant and System Operators in Massachusetts earning a median salary of $68,550 will take home approximately $52,956 per year after federal income tax ($6,922), state income tax ($3,427), and FICA ($5,244). That is $4,413 per month or $2,036 per bi-weekly paycheck.
The effective total tax rate for a Water and Wastewater Treatment Plant and System Operators in Massachusetts is 22.7%, broken down as: federal income tax 10.1%, Massachusetts state tax 5.0%, and FICA (Social Security + Medicare) 7.7%. This assumes a single filer with the standard deduction for 2024.
Massachusetts has a 5.0% flat rate. On a Water and Wastewater Treatment Plant and System Operators's median salary of $68,550, the state income tax amounts to $3,427 per year, which is an effective state rate of 5.0%.
After all taxes, a Water and Wastewater Treatment Plant and System Operators in Massachusetts takes home approximately $4,413 per month, or about $25.46 per hour (based on a standard 2,080-hour work year). These figures assume a single filer, standard deduction, and no additional pre-tax deductions.
We start with the 2025 BLS median salary of $68,550 for Water and Wastewater Treatment Plant and System Operators in Massachusetts, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Massachusetts state income tax (5.0% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $52,956/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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This estimate assumes a single filer using the 2024 standard deduction ($14,600), with W-2 employment income only. It does not account for: itemized deductions, tax credits (e.g. earned income credit, child tax credit), local/city taxes, pre-tax contributions (401k, HSA, FSA), self-employment tax, or additional income sources. Actual take-home pay may differ. Consult a tax professional for personalized advice.
Our Methodology · Data Sources · Salary: BLS OEWS · Tax: IRS + State DOR