How Much Do Water and Wastewater Treatment Plant and System Operators Make in Mississippi?
Median wage from BLS May 2025 — and the after-tax number the salary sites skip. Tax year 2026.
Quick answer
According to payandtaxes.com's analysis of BLS May 2025 data and 2026 tax law, the median Water and Wastewater Treatment Plant and System Operators in Mississippi earns $46,480 per year and takes home $38,400 ($3,200/month) — a keep-rate of 82.6%, with 1,150 employed in the state.
Free. No signup. Single filer, standard deduction — full model.
| Gross pay | $3,873.33 |
| Federal income tax | $283.13 |
| Social Security | $240.15 |
| Medicare | $56.16 |
| Mississippi state income tax | $93.93 |
| You keep | $3,199.96 |
How much do Water and Wastewater Treatment Plant and System Operators make in Mississippi?
The median Water and Wastewater Treatment Plant and System Operators in Mississippi earns $46,480 per year (BLS May 2025), about $22.34 per hour.
What is that after taxes?
$46,480 gross in Mississippi keeps $38,400 after federal income tax ($3,398), FICA ($3,556) and state income tax ($1,127) — $3,200 per month, a 82.6% keep-rate.
How does Mississippi compare to the national median for Water and Wastewater Treatment Plant and System Operators?
The Mississippi median is $13,540 below the national median of $60,020.
Which state pays Water and Wastewater Treatment Plant and System Operators the most?
California has the highest median gross for Water and Wastewater Treatment Plant and System Operators at $81,770 — but compare take-home, not gross: state taxes change the order.
Water and Wastewater Treatment Plant and System Operators salary in every state · Mississippi paycheck calculator · Mississippi minimum wage