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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.

Clear
System Name PWSID State Type Population Served
CLEAR SPRING MAYOR & TOWN CNCL MD0002283 Maryland Community 500
MT AETNA-HIGHLAND VIEW ACADEMY MD0002287 Maryland Community 500
SUNDERLAND VILLAGE CENTER MD1040094 Maryland Transient Non-Community 500
LITTLE GEORGES (WINFIELD) MD1061132 Maryland Transient Non-Community 500
WHITE CRYSTAL BEACH MD0002328 Maryland Community 500
RIDDLE FARM MD0230019 Maryland Community 500
FAIRHAVEN PARK-SYKESVILLE BASEBALL MD1061658 Maryland Transient Non-Community 500
KLONDIKE WATER CO MD0002417 Maryland Community 500
EMMANUEL WESLEYAN CHURCH MD1221180 Maryland Transient Non-Community 500
DEERFIELD PLAZA/JAMESWAY PLZA NJ0613310 Maryland Non-Transient Non-Community 500
NANTUCKET POINT(DISTRIBUTION-DELAWARE) MD0230020 Maryland Community 500
CAPITOL RACEWAY, DOUBLE DS DOGS MD1021065 Maryland Transient Non-Community 500
7- ELEVEN - (GASMART OF FREDERICK) MD1101236 Maryland Transient Non-Community 500
CHRIST UMC MD1221021 Maryland Transient Non-Community 500
OCEANPINES MD MARINE UTILITIES MD0002624 Maryland Community 500
POOLESVILLE-COMMISSIONERS MD0002669 Maryland Community 500
PRNC FRED-CALV CO SAN DIST INC MD0002685 Maryland Community 500
WINTERPLACE MARKET MD1221172 Maryland Transient Non-Community 500
HARFORD CHRISTIAN SCHOOL MD1120017 Maryland Non-Transient Non-Community 500
SECRETARY MD0002736 Maryland Community 500
PATUXENT RIVER PARK AQUASCO, GIRL SCOUT MD1161228 Maryland Transient Non-Community 500
RAMBLIN PINES CAMPGROUND MD1061078 Maryland Transient Non-Community 500
DOWNS MEMORIAL PARK WELL # 2 MD1021560 Maryland Transient Non-Community 500
PEALSTONE CENTER-POOL AREA MD1031337 Maryland Transient Non-Community 500
GALE-BAILEY ELEMENTARY MD1080007 Maryland Non-Transient Non-Community 497
TOWN OF SUDLERSVILLE MD0170024 Maryland Community 497
NAVAL SUPPORT FACILITY, STUMP NECK ANNEX MD1080039 Maryland Non-Transient Non-Community 495
LORD CALVERT TRAILER PARK MD0002535 Maryland Community 495
THE SICKLE FARM MD1041275 Maryland Transient Non-Community 494
ST. PETERS SCHOOL MD1080027 Maryland Non-Transient Non-Community 493
LISBON ELEMENTARY SCHOOL MD1130006 Maryland Non-Transient Non-Community 492
TOWN & COUNTRY MOBILE HOME PAR MD0002610 Maryland Community 492
GREAT OAK LANDING MARINA MD1141025 Maryland Transient Non-Community 490
DR. THOMAS HIGDON ELEMENTARY MD1080031 Maryland Non-Transient Non-Community 488
YELLOW SPRINGS ELEMENTARY MD1100036 Maryland Non-Transient Non-Community 486
AMERICAN LEGION POST #29 MD1051003 Maryland Transient Non-Community 483
CALVERT CLIFFS NUCLEAR - PROTECTED AREA MD1040002 Maryland Non-Transient Non-Community 482
TOWN OF BETTERTON MD0140001 Maryland Community 481
BEACH HARBOR MD1170001 Maryland Community 481
SUNDERLAND ELEMENTARY SCHOOL MD1040041 Maryland Non-Transient Non-Community 481
THE WILLOUGHBY WATER WORKS COM MD0120018 Maryland Community 480
SOUTHERN CALVERT BAPTIST CHURCH MD1041161 Maryland Non-Transient Non-Community 480
THE WILLOUGHBY WATER WORKS COM MD0002780 Maryland Community 480
TOWN OF CECILTON MD0070004 Maryland Community 477
LOTHIAN ELEMENTARY MD1020020 Maryland Non-Transient Non-Community 476
OAKVILLE ELEMENTARY SCHOOL MD1180037 Maryland Non-Transient Non-Community 475
ST LOUIS CHURCH & SCHOOL MD1130007 Maryland Non-Transient Non-Community 475
B.T.R. HAMPSTEAD (BLACK AND DECKER) MD1060004 Maryland Non-Transient Non-Community 472
GREENVIEW KNOLLS WATER CO INC MD0002448 Maryland Community 470
DARNESTOWN SWIM AND RAQUET CLUB MD1151009 Maryland Transient Non-Community 470