Water and Wastewater Treatment Plant and System Operators pay range in Hagerstown
New workers and the lowest-paid 10% earn about $39,330 a year or less, while the top 10% make $77,800 or more. The middle half of water and wastewater treatment plant and system operators in Hagerstown earn between $45,830 and $62,680.
- $39K10th
- $46K25th
- $52KMedian
- $63K75th
- $78K90th
median average · bar = middle 50% of workers · how to read it
| Pay level | Per year | Per month | Per hour* |
|---|---|---|---|
| Average | $56,470 | $4,706 | $27.15 |
| Median | $51,700 | $4,308 | $24.86 |
| Entry level (25th percentile) | $45,830 | $3,819 | $22.03 |
| Experienced (75th percentile) | $62,680 | $5,223 | $30.13 |
*Hourly figures assume 2,080 paid hours a year. Hourly to annual salary.
Water and Wastewater Treatment Plant and System Operators pay in Hagerstown vs. Maryland and the U.S.
Water and wastewater treatment plant and system operators in Hagerstown earn 13% less than the Maryland average ($64,570) and 10% less than the U.S. average ($62,540). At the median the gap is -14% against the U.S. median of $60,020.
| Area | Average | Median | 10th pct. | 90th pct. | Jobs |
|---|---|---|---|---|---|
| Hagerstown | $56,470 | $51,700 | $39,330 | $77,800 | 100 |
| Maryland | $64,570 | $61,870 | $44,990 | $88,970 | 1,770 |
| United States | $62,540 | $60,020 | $39,110 | $91,060 | 128,490 |
State and U.S. rows: BLS statewide and national estimates, May 2025, which include rural areas.
Water and Wastewater Treatment Plant and System Operators salary after taxes in Hagerstown
On the average salary of $56,470, a single filer in Hagerstown takes home about $45,083 a year, or $3,757 a month and $1,734 every two weeks. Taxes take 20% of gross pay.
The Hagerstown-Martinsburg, MD-WV metro area crosses state lines, so take-home pay depends on the state where you work:
| State | Per year | Per month |
|---|---|---|
| Working in WV | $45,837 | $3,820 |
| Working in MD | $45,083 | $3,757 |
Single filer, standard deduction: federal income tax (2026 brackets), Social Security, Medicare and state income tax (2025 rules). Maryland's county income tax (2.25%–3.30%, charged in every county) is not included, so real take-home pay is lower.
Is Hagerstown a good place for water and wastewater treatment plant and system operators? Pay vs. cost of living
Prices in the Hagerstown area are 6% below the U.S. average (BEA price parity 94.2), so the average $56,470 buys what about $59,965 would buy in a typical U.S. metro. This job pays 1.1 times the median wage of all jobs in Hagerstown ($47,440). A typical home costs $324,997, or 5.8 years of this average salary before tax.
Water and Wastewater Treatment Plant and System Operators salary in other Maryland cities
Hagerstown ranks 3rd of 4 Maryland metro areas for this job; Baltimore pays the most ($66,000).
- Baltimore$66,000
- Lexington Park$60,910
- Hagerstown$56,470
- Salisbury$54,750
All Water and Wastewater Treatment Plant and System Operators salaries in Maryland
Highest-paying cities for water and wastewater treatment plant and system operators
San Francisco, CA pays this job the most of the metro areas we cover ($116,800).
- San Francisco, CA$116,800
- San Jose, CA$106,990
- Vallejo, CA$99,500
- Napa, CA$97,320
- Fairbanks, AK$93,870
Water and Wastewater Treatment Plant and System Operators salary by city
Does this match what you are paid?
Anonymous, no account. Results update as visitors answer.
Share your pay anonymously
Water and Wastewater Treatment Plant and System Operators salary in Hagerstown: questions
How much do water and wastewater treatment plant and system operators make an hour in Hagerstown?
$27.15 an hour on average, and $24.86 at the median (BLS, May 2025).
What is the entry-level water and wastewater treatment plant and system operators salary in Hagerstown?
The lowest-paid 10% earn about $39,330 a year and the 25th percentile is $45,830, a fair guide to starting pay.
What is the water and wastewater treatment plant and system operators take-home pay in Hagerstown?
About $45,083 a year ($3,757 a month) for a single filer on the average salary of $56,470. Maryland's county income tax (2.25%–3.30%, charged in every county) is not included, so real take-home pay is lower.
Do water and wastewater treatment plant and system operators earn more in Hagerstown than elsewhere?
The average here is 10% less than the U.S. average for this job ($62,540).
Sources and how to read this page
- Wages: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates for metropolitan areas. SOC code 51-8031; area Hagerstown-Martinsburg, MD-WV (25180). Relative standard error of the mean wage: 1.4%.
- U.S. and statewide figures: BLS OEWS national and state estimates, May 2025, every employer including rural areas.
- Cost of living: Bureau of Economic Analysis regional price parities (RPP), 2024; 100 = U.S. average.
- Home value: Zillow Home Value Index. Typical-wage figure: OEWS all occupations, same metro.
- Take-home pay: Single filer, standard deduction: federal income tax (2026 brackets), Social Security, Medicare and state income tax (2025 rules). Maryland's county income tax (2.25%–3.30%, charged in every county) is not included, so real take-home pay is lower.
- Job concentration: location quotient 1.09, this job is about as common as in the U.S. overall.
Read the full methodology. Spotted an error? Tell us.