Last updated: 2025 BLS data · Page refreshed:
How much does a Water and Wastewater Treatment Plant and System Operators actually take home in Alabama?
Progressive (up to 5.0%) — 20.7% 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 $51,870 in Alabama (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $51,870 | — |
| Federal Income Tax | -$4,240 | 8.2% |
| Alabama State Income Tax | -$2,553 | 4.9% |
| Social Security (OASDI) | -$3,215 | 6.2% |
| Medicare | -$752 | 1.5% |
| Total Taxes | -$10,761 | 20.7% |
| Take-Home Pay | $41,108 | 79.3% |
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 Alabama.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $35,100 | -$6,628 | $28,471 | 18.9% |
| 25th Percentile (P25) | $41,250 | -$8,144 | $33,105 | 19.7% |
| Median (P50) | $51,870 | -$10,761 | $41,108 | 20.7% |
| 75th Percentile (P75) | $65,360 | -$14,448 | $50,911 | 22.1% |
| 90th Percentile (P90) | $79,950 | -$19,503 | $60,446 | 24.4% |
After federal income tax ($4,240), state tax ($2,553), and FICA ($3,968), a Water and Wastewater Treatment Plant and System Operators in Alabama takes home $41,108 per year — or $3,425 per month. The effective tax rate of 20.7% is relatively low compared to the national range.
With an effective total rate of 20.7%, a Water and Wastewater Treatment Plant and System Operators in Alabama keeps $41,108 of $51,870 gross — roughly typical for U.S. middle-income earners once federal, FICA and state taxes are combined.
Alabama uses a progressive state income tax, so brackets escalate as wages rise. For this Water and Wastewater Treatment Plant and System Operators salary the state tax works out to $2,554 (4.9% effective) — on top of federal and FICA.
Federal tax on this Water and Wastewater Treatment Plant and System Operators salary is $4,240 (39%), but combined state ($2,554, 24%) + FICA ($3,968, 37%) make up the other 61% of the bill.
Moving this same Water and Wastewater Treatment Plant and System Operators salary to a zero-state-tax state would yield around $43,662 net — a gain of $2,554 (6.2%) per year versus Alabama.
Alabama sits near the bottom (#39 of 50) for Water and Wastewater Treatment Plant and System Operators after-tax earnings. Relocation, negotiation, or credential stacking typically show the clearest ROI in bottom-quartile states.
Translated into paycheck cadences, $41,108 net/year works out to $3,426/month or $1,581/bi-weekly for this Water and Wastewater Treatment Plant and System Operators in Alabama — 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.
Alabama ranks #39 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 Alabama earning a median salary of $51,870 will take home approximately $41,108 per year after federal income tax ($4,240), state income tax ($2,553), and FICA ($3,968). That is $3,425 per month or $1,581 per bi-weekly paycheck.
The effective total tax rate for a Water and Wastewater Treatment Plant and System Operators in Alabama is 20.7%, broken down as: federal income tax 8.2%, Alabama state tax 4.9%, and FICA (Social Security + Medicare) 7.7%. This assumes a single filer with the standard deduction for 2024.
Alabama has a progressive (up to 5.0%). On a Water and Wastewater Treatment Plant and System Operators's median salary of $51,870, the state income tax amounts to $2,553 per year, which is an effective state rate of 4.9%.
After all taxes, a Water and Wastewater Treatment Plant and System Operators in Alabama takes home approximately $3,425 per month, or about $19.76 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 $51,870 for Water and Wastewater Treatment Plant and System Operators in Alabama, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Alabama state income tax (progressive (up to 5.0%)), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $41,108/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