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.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| ST JAMES SCHOOL | MD0002457 | Maryland | Community | 350 |
| SUMMERHILL MOBILE HOME PARK | MD0020221 | Maryland | Community | 350 |
| GERSTELL ACADEMY | MD1060069 | Maryland | Non-Transient Non-Community | 350 |
| TRUMAN & DOUGLAS ESTATES | MD0000038 | Maryland | Community | 350 |
| MECHANICSVILLE ELEMENTARY | MD1180035 | Maryland | Non-Transient Non-Community | 350 |
| CALVERT BEACH - DECATUR STREET | MD0040024 | Maryland | Community | 350 |
| WEST FRIENDSHIP ELEMENTARY SCHOOL | MD1130008 | Maryland | Non-Transient Non-Community | 350 |
| TRI-STATE CHRISTIAN ACADEMY | MD1070014 | Maryland | Non-Transient Non-Community | 350 |
| BLOOMINGTON | MD0110002 | Maryland | Community | 350 |
| CALVERT MANOR CORPORATION | MD0000719 | Maryland | Community | 350 |
| CALVEAT MANOR CORPORATION | MD0002188 | Maryland | Community | 350 |
| CARROLL FUEL (URBANA PIKE) | MD1101001 | Maryland | Transient Non-Community | 350 |
| ST. LEONARD | MD0040013 | Maryland | Community | 350 |
| POTOMAC UTIL POTO VISTA | MD0002903 | Maryland | Community | 350 |
| CENTENNIAL HILL WATER ASSOC | MD0010039 | Maryland | Community | 350 |
| LAKE SHORE ELEMENTARY | MD1020019 | Maryland | Non-Transient Non-Community | 350 |
| MYERSVILLE BURGESS AND COUNCIL | MD0002590 | Maryland | Community | 350 |
| CENTENNIAL HILL WATER ASSOC | MD0002413 | Maryland | 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 |
| IRON BRIDGE WINE COMPANY | MD1131008 | Maryland | Transient Non-Community | 340 |
| POMUNK WATER COMPANY DISTRIBUTION SYSTEM | MD0080084 | Maryland | Community | 340 |
| COPPERFIELD | MD0100037 | Maryland | Community | 338 |
| KENWOOD BEACH | MD0040007 | Maryland | Community | 338 |
| LEONARDTOWN S.H.A./ S.H.A. MAINT. | MD1181326 | Maryland | Non-Transient Non-Community | 336 |
| ANTIETAM RECREATION CAMP | MD1211104 | Maryland | Transient Non-Community | 335 |
| GRASONVILLE ELEM. SCHOOL | MD1170008 | Maryland | Non-Transient Non-Community | 335 |
| MOUNT ZION UMC AT LAUREL GROVE | MD1181278 | Maryland | Transient Non-Community | 335 |
| TRADER LEES VILLAGE SHOPS | MD1231112 | Maryland | Transient Non-Community | 334 |
| BULLOCKS COUNTRY FAMILY RESTAURANT | MD1061009 | Maryland | Transient Non-Community | 334 |
| PARK HALL LIQUORS AND DELI | MD1181042 | Maryland | Transient Non-Community | 330 |
| LOCH RAVEN VA MEDICAL CENTER | MD1300002 | Maryland | Non-Transient Non-Community | 330 |
| TOWN AND COUNTRY LIQUORS | MD1201053 | Maryland | Transient Non-Community | 330 |
| THE OAKS OF THONOTOSASSA MHP | FL6290157 | Maryland | Community | 330 |
| MECHANICSVILLE MOOSE LODGE #495 | MD1181247 | Maryland | Transient Non-Community | 327 |
| ROLLING ROAD | MD0180031 | Maryland | Community | 325 |
| EAST SUNRISE DRIVE | MD0180032 | Maryland | Community | 325 |
| ESPERANZA | MD0180033 | Maryland | Community | 325 |
| WHITE MARSH ELEMENTARY SCHOOL | MD1180056 | Maryland | Non-Transient Non-Community | 325 |
| NEWARK | MD0230002 | Maryland | Community | 325 |
| GRACE MEDICAL CENTER | MD1300006 | Maryland | Non-Transient Non-Community | 325 |
| ST MARY'S METRO COMMISSION | MD0180030 | Maryland | Community | 325 |
| RED ROOST | MD1221075 | Maryland | Transient Non-Community | 325 |
| CECIL COMMUNITY COLLEGE | MD1070006 | Maryland | Non-Transient Non-Community | 325 |
| MERFIELD LANE | MD0180029 | Maryland | Community | 325 |
| OAKLAND BROADFORD RUN | MD0000020 | Maryland | Community | 325 |
| MOUNT SAVAGE WATER COMPANY - SEE 0010009 | MD0010024 | Maryland | Community | 325 |
| CAMP FRETTERD MILITARY RESERVATION | MD1030055 | Maryland | Non-Transient Non-Community | 325 |
| SMITHSONIAN ENVIRO. RESEARCH CENTER | MD1020089 | Maryland | Non-Transient Non-Community | 323 |