Water and Wastewater Treatment Plant and System Operators Salary in Maryland
Also called: Water Treatment Plant Operators
Water and Wastewater Treatment Plant and System Operators in Maryland earn a median of $61,870 a year, +3% compared with the U.S. median.
Updated October 2026 · Data: BLS OEWS May 2025 · How we match careers
- Median pay
- $61,870
- vs. U.S. median
- +3% ($60,020)
- Rank among states
- 20 of 50
- Jobs in the state
- 1,770
Pay range in Maryland
The lowest-paid 10% earn under $44,990; the top 10% earn over $88,970. Nationally the range is $39,110 to $91,060.
States ranked near Maryland
Similar jobs in Maryland
- Biomass Plant Technicians$111,260 median in Maryland (broader BLS group)
- Gas Plant Operators$102,950 median in Maryland
- Petroleum Pump System Operators, Refinery Operators, and Gaugers$78,580 median in Maryland
- Biofuels Processing Technicians$81,890 median in Maryland (broader BLS group)
- Hydroelectric Plant Technicians$111,260 median in Maryland (broader BLS group)
- Power Plant Operators$111,260 median in Maryland
Water and Wastewater Treatment Plant and System Operators pay in Maryland
How much do water and wastewater treatment plant and system operators make in Maryland?
The median is $61,870 a year. The lowest-paid 10% earn under $44,990 and the top 10% earn over $88,970. BLS OEWS May 2025.
Is Maryland a good state for water and wastewater treatment plant and system operators?
On pay alone it ranks 20 of 50 (+3% vs. the national median of $60,020). Living costs are not included.