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Browse Water Systems

7,870 public water systems in MD.

Public Water Systems Database

Browse 7,870 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

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System Name PWSID State Type Population Served
CARROLL MANOR ELEMENTARY MD1000004 Maryland Non-Transient Non-Community 364
DUNKIN DONUTS - WOODBINE MD1131331 Maryland Transient Non-Community 363
CALVERT CLIFFS NUCLEAR - OFFICE BUILDING MD1040055 Maryland Non-Transient Non-Community 362
SHORES OF CALVERT MD0040015 Maryland Community 361
CRYSTAL BEACH MANOR MD0000060 Maryland Community 360
CRYSTAL BEACH MANOR INC MD0002329 Maryland Community 360
CRYSTAL BEACH MANOR MD0070215 Maryland Community 360
RINGGOLD CHURCH OF CHRIST MD1211201 Maryland Transient Non-Community 357
URBANA VFD MD1101202 Maryland Transient Non-Community 355
PARADISE MENNONITE SCHOOL MD1210010 Maryland Non-Transient Non-Community 355
WOODMONT ACADEMY MD1130035 Maryland Non-Transient Non-Community 355
ST. JAMES ACADEMY MD1030034 Maryland Non-Transient Non-Community 355
PINE CREST ESTATES MOBILE HOME PA4560039 Maryland Community 354
DUNKIN DONUTS/GOODWILL MD1121338 Maryland Transient Non-Community 354
WORTON ELEMENTARY MD1140008 Maryland Non-Transient Non-Community 353
ST IGNATIUS CHURCH AND ST THOMAS MANOR MD1081154 Maryland Transient Non-Community 353
MONOCACY ELEMENTARY SCHOOL MD1150018 Maryland Non-Transient Non-Community 351
HARDEES AND KENT ISLAND MD1171249 Maryland Transient Non-Community 351
BAY COUNTRY ESTATES INC MD0002346 Maryland Community 351
PARADISE LAKES CAMPGROUND FL3640991 Maryland Transient Non-Community 350
TRUMAN & DOUGLAS ESTATES MD0000038 Maryland Community 350
CARROLL FUEL (URBANA PIKE) MD1101001 Maryland Transient Non-Community 350
CALVERT MANOR CORPORATION MD0000719 Maryland Community 350
CALVEAT MANOR CORPORATION MD0002188 Maryland Community 350
GERSTELL ACADEMY MD1060069 Maryland Non-Transient Non-Community 350
MECHANICSVILLE ELEMENTARY MD1180035 Maryland Non-Transient Non-Community 350
TRI-STATE CHRISTIAN ACADEMY MD1070014 Maryland Non-Transient Non-Community 350
ST. STEPHEN SCHOOL MD1030038 Maryland Non-Transient Non-Community 350
CENTENNIAL HILL WATER ASSOC MD0002413 Maryland Community 350
ST JAMES SCHOOL MD0002457 Maryland Community 350
MYERSVILLE BURGESS AND COUNCIL MD0002590 Maryland Community 350
WEST FRIENDSHIP ELEMENTARY SCHOOL MD1130008 Maryland Non-Transient Non-Community 350
LAKE SHORE ELEMENTARY MD1020019 Maryland Non-Transient Non-Community 350
BLOOMINGTON MD0110002 Maryland Community 350
POTOMAC UTIL POTO VISTA MD0002903 Maryland Community 350
CENTENNIAL HILL WATER ASSOC MD0010039 Maryland Community 350
CALVERT BEACH - DECATUR STREET MD0040024 Maryland Community 350
ST. LEONARD MD0040013 Maryland Community 350
SUMMERHILL MOBILE HOME PARK MD0020221 Maryland Community 350
LINGANORE HIGH SCHOOL MD1000017 Maryland Non-Transient Non-Community 350
REDEEMER CLASSICAL CHRISTIAN SCHOOL MD1030092 Maryland Non-Transient Non-Community 346
DEALE ELEMENTARY MD1020013 Maryland Non-Transient Non-Community 345
ASSATEAGUE STATE PARK CAMPGROUND MD1231006 Maryland Transient Non-Community 345
POMUNK WATER COMPANY DISTRIBUTION SYSTEM MD0080084 Maryland Community 340
IRON BRIDGE WINE COMPANY MD1131008 Maryland Transient Non-Community 340
KENWOOD BEACH MD0040007 Maryland Community 338
COPPERFIELD MD0100037 Maryland Community 338
LEONARDTOWN S.H.A./ S.H.A. MAINT. MD1181326 Maryland Non-Transient Non-Community 336
MOUNT ZION UMC AT LAUREL GROVE MD1181278 Maryland Transient Non-Community 335
GRASONVILLE ELEM. SCHOOL MD1170008 Maryland Non-Transient Non-Community 335