Water Quality: Annapolis, MD
4 water systems • 43,780 people served
Some ConcernsWater Quality Summary
Annapolis is served by 4 public water systems with a combined service population of 43,780 people, and has 10 EPA Safe Drinking Water Act violations on record. Critically, 2 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Annapolis's violation count is 73% below the national average for Maryland. Contaminants associated with violations include Disinfection Byproducts.
Contaminants Found
Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.
Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter
Water Systems Serving Annapolis
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| CITY OF ANNAPOLIS | MD0020001 | Groundwater | 35,000 | 4 |
| U.S. NAVAL ACADEMY | MD0020042 | Groundwater | 8,700 | 2 |
| MAYO CENTER AND APARTMENTS | MD1021462 | Groundwater | 60 | 4 |
| TENTHOUSE CREEK COMMUNITY | MD0020063 | Groundwater | 20 | 0 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Maryland
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.