Browse Water Systems

7,795 public water systems in MD.

Public Water Systems Database

Browse 7,795 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
CALVERT CHRISTIAN SCHOOL AND MD0000895 Maryland Community 200
HIGH'S-WOODBINE MD1016167 Maryland Transient Non-Community 200
FINKSBURG CROWN MD1061192 Maryland Transient Non-Community 200
MCDONALDS MD1031111 Maryland Transient Non-Community 200
VALLEY ELEMENTARY MD1000033 Maryland Non-Transient Non-Community 200
CAMP PECOMETH RETREAT CENTER MD1171187 Maryland Transient Non-Community 200
HIGHS #91 - SYKESVILLE MD1061303 Maryland Transient Non-Community 200
PACEWAY CONV. STORE MD1021377 Maryland Transient Non-Community 200
EDGEMEADE SCHOOL MD1160016 Maryland Non-Transient Non-Community 200
MID-ATLANTIC COMMUNITY CHURCH MD1021752 Maryland Transient Non-Community 200
CHRISTIAN CHILD CARE CENTER OF WHITEFORD MD1120052 Maryland Non-Transient Non-Community 200
ANNAPOLIS LANDING MD0002860 Maryland Community 200
NEW MIDWAY ELEMENTARY MD1000025 Maryland Non-Transient Non-Community 200
LITTLE CEASAR'S PIZZA MD1021361 Maryland Transient Non-Community 200
SANDY HILL FAMILY CAMP MD1221079 Maryland Transient Non-Community 200
HOWARD COUNTY FAIR (OFFICE) MD1131050 Maryland Transient Non-Community 200
YELLOW SPRINGS ELEMENTARY MD1000036 Maryland Non-Transient Non-Community 200
SEA & SEA MARINA AND CMPGRND SEE 1091065 MD1091066 Maryland Transient Non-Community 200
RED HILL WATER COMPANY, INC. MD0080040 Maryland Community 200
BROOKWOOD ESTATES UTIL INC MD0002257 Maryland Community 200
CAMP WINBURN MD1121183 Maryland Transient Non-Community 200
WINFIELD BALLFIELD MD1061348 Maryland Transient Non-Community 200
SUNOCO OF RISING SUN #7249 MD1071122 Maryland Transient Non-Community 200
LIBERTYTOWN COMMUNITY PARK MD1101318 Maryland Transient Non-Community 200
PATUXENT RIVER 4-H CENTER MD1161225 Maryland Transient Non-Community 200
CHURCHVILLE REC CENTER -GLENVILLE BLDG MD1121259 Maryland Transient Non-Community 200
WARING ASSOC WTR CO MD0002838 Maryland Community 198
HILLS & POMERANTZ PARK MD0002538 Maryland Community 198
PRIMROSE SCHOOL MD1020144 Maryland Non-Transient Non-Community 197
HUNTINGTOWN PLAZA SHOPPING CENTER MD1041093 Maryland Transient Non-Community 196
RED HILL WATER CO INC MD0002495 Maryland Community 196
FOREST GREEN COURT MD0002352 Maryland Community 195
LIGHTHOUSE CHURCH MD1121188 Maryland Transient Non-Community 195
LIGHTHOUSE TRAILER COURT MD0030205 Maryland Community 195
ROSEWOOD TRAILER CAMP MD0002824 Maryland Community 195
LEONARDTOWN FARM MD0180057 Maryland Community 193
WEST RIVER YACHT HARBOR MD1021425 Maryland Transient Non-Community 193
FRIENDLY SPORTS BAR MD1181098 Maryland Transient Non-Community 191
FREDERICK TRADING/MONOCACY VALLEY SCHOOL MD1101070 Maryland Non-Transient Non-Community 190
RUMBLEY MD0190014 Maryland Community 190
DOGWOOD MANOR MOBILE HOME PARK MI0040008 Maryland Community 190
ROUTE 40 ELEMENTARY SCHOOL MD1110009 Maryland Non-Transient Non-Community 190
CATOCTIN MOUNTAIN NAT. PARK - IKE SMITH MD1101323 Maryland Transient Non-Community 188
BALI HI RV PARK MD1231220 Maryland Non-Transient Non-Community 188
VILLAGE GREEN MOBILE HOME PARK IL1195350 Maryland Community 188
SOUTHGATE MD0180048 Maryland Community 188
WRIGHTS TRAILER VILLAGE MD0002183 Maryland Community 186
CONCORD ESTATES MD0002403 Maryland Community 186
WOODLAND CENTER #3 MD1021397 Maryland Transient Non-Community 185
GRANITE PRESBYTERIAN CHURCH MD1031059 Maryland Transient Non-Community 185