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.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| ROSE HAVEN WATER & SEWERAGE IN | MD0002603 | Maryland | Community | 428 |
| VALLEY ELEMENTARY | MD1100033 | Maryland | Non-Transient Non-Community | 425 |
| SOUTH CARROLL SWIM CLUB | MD1061223 | Maryland | Transient Non-Community | 425 |
| ROCKBRIDGE ACADEMY | MD1020017 | Maryland | Non-Transient Non-Community | 425 |
| YELLOWFIN STEAK AND FISH HOUSE | MD1021453 | Maryland | Transient Non-Community | 425 |
| THE VALLEY INN | MD1031168 | Maryland | Transient Non-Community | 425 |
| WENDYS OLD FASHIONED HAMBURGERS #73 | MD1021282 | Maryland | Transient Non-Community | 420 |
| CAMP PUHTOK FOR BOYS AND GIRLS | MD1031186 | Maryland | Transient Non-Community | 420 |
| VALLEY ROAD DIST SYSTEM | MD0010035 | Maryland | Community | 420 |
| SUNNYBROOK BALTO CO DEPT OF PU | MD0002777 | Maryland | Community | 416 |
| SUNNYBROOK | MD0030011 | Maryland | Community | 416 |
| HIGHLAND HILLS M.H.P/ SEE 007-0247 | MD0070220 | Maryland | Community | 415 |
| BAINBRIDGE ELEMENTARY | MD1070001 | Maryland | Non-Transient Non-Community | 413 |
| MILLERSVILLE ELEMENTARY | MD1020022 | Maryland | Non-Transient Non-Community | 412 |
| SEVERNA PARK RACQUET & FITNESS CLUB | MD1021441 | Maryland | Transient Non-Community | 412 |
| KEYMAR CONVENIENCE STORE (CITGO) | MD1061149 | Maryland | Transient Non-Community | 410 |
| GRACE CHRISTIAN ACADEMY | MD1080033 | Maryland | Non-Transient Non-Community | 410 |
| RESULTS FITNESS- OWINGS | MD1041018 | Maryland | Transient Non-Community | 408 |
| WOODBERRY CROSSING | MD1031413 | Maryland | Transient Non-Community | 408 |
| KINGS LANDING POOL | MD1041140 | Maryland | Transient Non-Community | 408 |
| SPORTSMANS HALL ROLLER RINK | MD1031153 | Maryland | Transient Non-Community | 407 |
| BETHEL WAY OF THE CROSS - (NEWER BLDG) | MD1041277 | Maryland | Transient Non-Community | 406 |
| QUIET WATERS PARK WELLS # 1 AND # 2 | MD1021578 | Maryland | Transient Non-Community | 406 |
| HOLLYWOOD VOLUNTEER FIRE HALL | MD1181297 | Maryland | Transient Non-Community | 406 |
| ELKVIEW SHORES | MD0000059 | Maryland | Community | 405 |
| ELKVIEW SHORES | MD0070216 | Maryland | Community | 405 |
| SEVEN ELEVEN # 20835 MECHANICSVILLE | MD1181155 | Maryland | Transient Non-Community | 403 |
| OUR LADY OF THE WAYSIDE CHURCH | MD1181316 | Maryland | Transient Non-Community | 402 |
| SAINT FRANCIS XAVIER CHURCH | MD1181320 | Maryland | Transient Non-Community | 402 |
| INDIAN CREEK UPPER/MIDDLE SCHOOL | MD1020134 | Maryland | Non-Transient Non-Community | 400 |
| ROYAL FARMS KINGSTOWN #18 | MD1171224 | Maryland | Transient Non-Community | 400 |
| GREEN MEADOWS CULTURAL EVENTS | MD1101387 | Maryland | Transient Non-Community | 400 |
| PERDUE FARMS INC. - FEED MILL | MD1220021 | Maryland | Non-Transient Non-Community | 400 |
| CARPENTERS POINT WATER COMPANY | MD0002654 | Maryland | Community | 400 |
| GREEN MEADOWS PETTING FARM | MD1101389 | Maryland | Transient Non-Community | 400 |
| SMOKEY GLEN FARM - PICNIC PAVILLION | MD1151028 | Maryland | Transient Non-Community | 400 |
| HENDRICKS WATER CO | MD0002230 | Maryland | Community | 400 |
| ROYAL FARMS #208 | MD1171063 | Maryland | Transient Non-Community | 400 |
| EAST NEW MARKET BRD OF TWN COM | MD0002330 | Maryland | Community | 400 |
| NAVAL SURFACE WARFARE CENTER | MD0020048 | Maryland | Community | 400 |
| VALLEY BROOK SWIM CLUB | MD1121048 | Maryland | Transient Non-Community | 400 |
| 5TH SEASON RESTAURANT | MD1061048 | Maryland | Transient Non-Community | 400 |
| CHURCH OF JESUS CHRIST OF LDS - MT AIRY | MD1061265 | Maryland | Transient Non-Community | 400 |
| BEACHES WATER CO | MD0040029 | Maryland | Community | 400 |
| QUEENSTOWN COMMISSIONERS | MD0002696 | Maryland | Community | 400 |
| CHERRY HILL WATER SYSTEM | MD0070014 | Maryland | Community | 400 |
| BUEL HILL ESTATES (DBA EAGLES LANDING) | MI0040615 | Maryland | Community | 400 |
| TRACEYS LANDING ELEMENTARY | MD1020031 | Maryland | Non-Transient Non-Community | 400 |
| BAY MANOR NURSING HOME | MD0020202 | Maryland | Community | 400 |
| TOWN OF EAST NEW MARKET | MD0090004 | Maryland | Community | 400 |