EWG's Tap Water Database — 2021 UPDATE

Search Results:

Largest utilities by state:

Utility name	City	People served
Broad Creek	Millersville	Population served: 23,179
Chapel Hill - Aberdeen Proving Grounds	Aberdeen	Population served: 15,000
City of Aberdeen	Aberdeen	Population served: 16,200
City of Annapolis	Annapolis	Population served: 35,000
City of Baltimore	Baltimore	Population served: 1,600,000
City of Bowie	Bowie	Population served: 25,000
City of Cambridge	Cambridge	Population served: 15,000
City of Cumberland	Cumberland	Population served: 27,039
City of Frederick	Frederick	Population served: 54,000
City of Frostburg	Frostburg	Population served: 11,000
City of Hagerstown	Hagerstown	Population served: 88,000
City of Havre De Grace	Havre De Grace	Population served: 14,000
City of Rockville	Rockville	Population served: 52,000
City of Salisbury	Salisbury	Population served: 30,343
City of Westminster	Westminster	Population served: 35,256
Crofton-Odenton	Millersville	Population served: 62,986
Easton Utilities	Easton	Population served: 16,118
Fort George G. Meade	Fort Meade	Population served: 62,234
Freedom District	Westminster	Population served: 24,867
Glen Burnie-Broadneck	Millersville	Population served: 290,606
Harford County Department of Public Works	Bel Air	Population served: 104,567
Howard County Department of Public Works	Columbia	Population served: 247,000
Lexington Park	Hollywood	Population served: 43,030
Maryland American Water Company	Hopewell	Population served: 13,200
New Design - Frederick County	Frederick	Population served: 49,200
Ocean Pines	Berlin	Population served: 11,890
Patuxent Naval Air Station (NAVFAC-WASH)	Patuxent River	Population served: 22,000
Town of Elkton	Elkton	Population served: 15,625
Town of Ocean City	Ocean City	Population served: 30,000
Waldorf	La Plata	Population served: 82,731
Washington Suburban Sanitary Commission	Silver Spring	Population served: 1,800,000

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