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.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| PINEY POINT ELEMENTARY SCHOOL | MD1180040 | Maryland | Non-Transient Non-Community | 665 |
| MOUNT SAVAGE SCHOOL | MD1010003 | Maryland | Non-Transient Non-Community | 665 |
| SCIENTISTS CLIFFS SERVICE CO I | MD0002677 | Maryland | Community | 651 |
| DAVIDSONVILLE ELEMENTARY | MD1020012 | Maryland | Non-Transient Non-Community | 650 |
| SANDYMOUNT ELEMENTARY | MD1060037 | Maryland | Non-Transient Non-Community | 650 |
| BOONES MOBILE ESTATES | MD0020231 | Maryland | Community | 650 |
| LETTIE MARSHALL DENT ELEMENTARY | MD1180027 | Maryland | Non-Transient Non-Community | 650 |
| EAST COAST FUEL, LLC | MD1221116 | Maryland | Transient Non-Community | 650 |
| FRIENDSVILLE CITY WATER CO | MD0002405 | Maryland | Community | 650 |
| DARES BEACH WATER COMPANY | MD0002687 | Maryland | Community | 644 |
| CHESAPEAKE BEACH | MD0002270 | Maryland | Community | 640 |
| STEVENSVILLE MIDDLE SCHOOL | MD1170019 | Maryland | Non-Transient Non-Community | 640 |
| FOREST HILL ELEMENTARY SCHOOL | MD1120014 | Maryland | Non-Transient Non-Community | 637 |
| PATUXENT ELEMENTARY SCHOOL | MD1040066 | Maryland | Non-Transient Non-Community | 637 |
| BAYSHORE CAMPGROUND | MD1141014 | Maryland | Transient Non-Community | 636 |
| TRAPPE TOWN COUNCIL | MD0002781 | Maryland | Community | 626 |
| TOWN OF SHARPTOWN | MD0220005 | Maryland | Community | 625 |
| CHESAPEAKE CHRISTIAN FELLOWSHIP | MD1021698 | Maryland | Non-Transient Non-Community | 625 |
| TOWN OF MILLINGTON | MD0140010 | Maryland | Community | 625 |
| URBANA ELEMENTARY (I/C 0100030) | MD1100032 | Maryland | Non-Transient Non-Community | 624 |
| KEMPTOWN ELEMENTARY | MD1100013 | Maryland | Non-Transient Non-Community | 623 |
| TOWN OF FRIENDSVILLE | MD0110004 | Maryland | Community | 622 |
| FRONTIERTOWN LAZY RIVER BATHHOUSE | MD1231233 | Maryland | Transient Non-Community | 620 |
| ST. CLEMENTS SHORES | MD0180012 | Maryland | Community | 620 |
| MOUNT VIEW MIDDLE SCHOOL | MD1130019 | Maryland | Non-Transient Non-Community | 620 |
| JACKSONVILLE ELEMENTARY | MD1030068 | Maryland | Non-Transient Non-Community | 618 |
| FRONTIERTOWN BATHHOUSE # 1 | MD1231231 | Maryland | Transient Non-Community | 618 |
| FRONTIERTOWN BATHHOUSE # 3 | MD1231230 | Maryland | Transient Non-Community | 618 |
| ST CLEMENTS SHORES WATER CO IN | MD0002531 | Maryland | Community | 616 |
| TOWN CENTER AMOCO | MD1041175 | Maryland | Transient Non-Community | 615 |
| CHARLOTTE HALL | MD1180005 | Maryland | Community | 615 |
| THE SHOPPES AT WAYSONS CORNER | MD1021740 | Maryland | Transient Non-Community | 615 |
| PLUM POINT ELEMENTARY SCHOOL | MD1040063 | Maryland | Non-Transient Non-Community | 615 |
| IMMACULATE CONCEPTION ROMAN CATH CHUR | MD1181315 | Maryland | Transient Non-Community | 614 |
| HUNTERS BROOKE/FALCON RIDGE SUBD | MD0080083 | Maryland | Community | 614 |
| STINGERS (OLD PIKE INN) (I/C 0210002) | MD1211117 | Maryland | Transient Non-Community | 612 |
| US ARMY COE BALTIMORE DISTRICT | PA6170802 | Maryland | Transient Non-Community | 611 |
| FALLSTON LIBRARY | MD1121269 | Maryland | Transient Non-Community | 610 |
| T.C. MARTIN ELEMENTARY SCHOOL | MD1080030 | Maryland | Non-Transient Non-Community | 609 |
| HUNTINGTOWN ELEMENTARY SCHOOL | MD1040027 | Maryland | Non-Transient Non-Community | 609 |
| HOLY FAMILY CATH. CHURCH | MD1021597 | Maryland | Transient Non-Community | 607 |
| MARDELA GOOSE CREEK INC | MD1221154 | Maryland | Transient Non-Community | 607 |
| CAMP LOUISE | MD1211179 | Maryland | Transient Non-Community | 606 |
| JEFFERSON MARKET | MD1101107 | Maryland | Transient Non-Community | 606 |
| DASH IN OWINGS | MD1041026 | Maryland | Transient Non-Community | 606 |
| ELK NECK ELEMENTARY | MD1070043 | Maryland | Non-Transient Non-Community | 605 |
| HIGHS #1 - WHITEFORD | MD1121186 | Maryland | Transient Non-Community | 605 |
| U5 FOODS - BETHLEHEM | MD1051084 | Maryland | Transient Non-Community | 604 |
| SAINT JOSEPHS CATHOLIC CHURCH | MD1181322 | Maryland | Transient Non-Community | 602 |
| DRCC-DAMASCUS ROAD COMMUNITY CHURCH | MD1101351 | Maryland | Transient Non-Community | 600 |