Browse Water Systems

7,874 public water systems in MD.

Public Water Systems Database

Browse 7,874 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
PU PUPUSERIA MD1171247 Maryland Transient Non-Community 100
HORTON PROPERTIES MD1071390 Maryland Transient Non-Community 100
CACAPON STATE PARK WV9933007 Maryland Non-Transient Non-Community 100
TREE TREKKERS MD1101374 Maryland Transient Non-Community 100
BAY MONTESSORI SCHOOL MD1180070 Maryland Non-Transient Non-Community 100
BALTO CITY AP PUBLIC WORKS MD0000077 Maryland Community 99
DUNROVIN TRAILER PARK MD0002634 Maryland Community 99
GUIDEPOST MONTESSORI MD1020071 Maryland Non-Transient Non-Community 99
FIRST BAPTIST CHURCH OF LAPLATA MD1081218 Maryland Transient Non-Community 99
WARDS MEMORIAL UNITED METHODIST CHURCH MD1041139 Maryland Transient Non-Community 99
BETHUNE INSTRUCTIONAL CENTER MD1180002 Maryland Non-Transient Non-Community 99
THE CHILDS NURTURING CENTER 1-FINKSBURG MD1060047 Maryland Non-Transient Non-Community 99
PHELPS MOBILE HOME VILLA MI0040494 Maryland Community 98
31550 WINTERPLACE PARK MD1220045 Maryland Non-Transient Non-Community 97
MERRY MEADOWS LOWER RESTROOM- WELL #6 MD1031344 Maryland Transient Non-Community 97
LIBERTYTOWN APARTMENTS MD0100036 Maryland Community 97
BROOKE GROVE FOUNDATION MD0002636 Maryland Community 97
CARRIE WEEDON EARLY EDUCATION CENTER MD1020087 Maryland Non-Transient Non-Community 97
LONG COVE MARINA MD1141034 Maryland Transient Non-Community 96
CRAFT WORLD INC MD1060015 Maryland Non-Transient Non-Community 96
R & R ESTATES MD0120210 Maryland Community 96
WORTHINGTON MANOR GOLF CLUB MD1101311 Maryland Transient Non-Community 96
MARYLAND LINE U M CHURCH MD1031230 Maryland Transient Non-Community 96
GRANITE MOBILE HOME PARK MD0030204 Maryland Community 96
FORD HEIGHTS-POMONKEY WATER CO MD0002492 Maryland Community 96
CEDAR RIDGE CO INC MD0002641 Maryland Community 95
OWENSVILLE PRIMARY CARE MD1020110 Maryland Transient Non-Community 95
MILLINGTON MARKET MD1141038 Maryland Transient Non-Community 95
LYONS CREEK SHOPPING CENTER MD1041151 Maryland Non-Transient Non-Community 95
HACKS POINT MARINA MD1071274 Maryland Transient Non-Community 95
MT CARMEL ANIMAL HOSPITAL MD1031363 Maryland Transient Non-Community 95
HARBOUR LIGHT ESTATES COMMUNITY MD0220212 Maryland Community 95
HEALTH SOUTH/ PENINSULA ORTHOPEDICS MD1221178 Maryland Transient Non-Community 95
HELLENIC AMERICAN ACADEMY MD1150005 Maryland Non-Transient Non-Community 95
KELLY FOODS, INC. MD1230053 Maryland Non-Transient Non-Community 95
FORT SMALLWOOD MAINTENANCE MD1020078 Maryland Non-Transient Non-Community 95
JLH BUILDING(COMCAST) MD1041244 Maryland Transient Non-Community 94
CARROLL LUTHERAN SCHOOL MD1060079 Maryland Non-Transient Non-Community 94
WEEMS CREEK NURSERY SCHOOL MD1021775 Maryland Transient Non-Community 93
MARBURY EST-DUMAR EST WTR CO I MD0002565 Maryland Community 93
WOODSEDGE MOBILE HOME COURT MD0010211 Maryland Community 93
WOODSEDGE MOBILE HOME COURT MD0002305 Maryland Community 93
GLENVILAH CENTER II [12948 A-F] MD1151064 Maryland Transient Non-Community 93
HOLTZOPLES/MORE THAN GAS MD1101186 Maryland Transient Non-Community 93
SOUTHERN PINES ELDERLY HOUSE-SEE 0040027 MD0040033 Maryland Community 93
CALVERT MANOR NURSING HOME MD0002714 Maryland Community 92
FIRST CHRISTIAN COMM. CHURCH- ANNAPOLIS MD1021684 Maryland Transient Non-Community 92
CALVERTMANOR NURSING HOME MD0002854 Maryland Community 92
WARWICK HOSPITALITY, INC MD1071186 Maryland Transient Non-Community 92
CEDAR RIDGE CO INC MD0000721 Maryland Community 91