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 |
|---|---|---|---|---|
| DOCKSIDE CAFE | MD1171102 | Maryland | Transient Non-Community | 15 |
| HONEY MCCALLUM CHILDREN'S CTR. | MD1180021 | Maryland | Non-Transient Non-Community | 15 |
| MULHOLLAND HARPER COMPANY | MD1050008 | Maryland | Non-Transient Non-Community | 15 |
| LOUISVILLE INDEPENDENT BIBLE CHURCH | MD1061204 | Maryland | Transient Non-Community | 15 |
| FINKSBURG DENTAL CENTER | MD1061657 | Maryland | Transient Non-Community | 15 |
| GENSTAR/CHASE MASONRY | MD1030015 | Maryland | Transient Non-Community | 14 |
| HYATT PARK #2 | MD1100038 | Maryland | Non-Transient Non-Community | 13 |
| SPORT SYSTEMS | MD1100056 | Maryland | Non-Transient Non-Community | 12 |
| 254 NAJOLES ROAD | MD1020151 | Maryland | Non-Transient Non-Community | 12 |
| MOUNTAIN BRANCH GOLF COURSE MAINTENANCE | MD1121245 | Maryland | Transient Non-Community | 12 |
| FAITH CHRISTIAN ACADEMY | MD1210022 | Maryland | Transient Non-Community | 12 |
| HARRISONS PLAZA | MD1071324 | Maryland | Transient Non-Community | 12 |
| WESTLANDS | MD0200008 | Maryland | Community | 11 |
| WHITE MARSH QUARRY | MD1030044 | Maryland | Transient Non-Community | 11 |
| SHOWELL PROCESSING PLANT | MD1230039 | Maryland | Non-Transient Non-Community | 10 |
| MERIAL SELECT | MD1230057 | Maryland | Non-Transient Non-Community | 10 |
| DOUBLE D'S SPORTS | MD1041200 | Maryland | Transient Non-Community | 10 |
| CADRE MATERIAL PRODUCTS | TX1540017 | Maryland | Non-Transient Non-Community | 10 |
| EXELON PERRYMAN GENERATING STATION | MD1121357 | Maryland | Transient Non-Community | 9 |
| MD AGRICULTURAL EDUCATION CENTER | MD1121315 | Maryland | Transient Non-Community | 8 |
| DICKERSON GENERATING STATION | MD1150036 | Maryland | Non-Transient Non-Community | 8 |
| PATUXENT RIVER STATE PARK | MD1151088 | Maryland | Transient Non-Community | 8 |
| ME0002971 | Maryland | Transient Non-Community | 8 | |
| GUNPOWDER FALLS ST PK SWEET AIR BARN | MD1031359 | Maryland | Transient Non-Community | 7 |
| BRADCO-WICKES LUMBER | MD1101209 | Maryland | Non-Transient Non-Community | 6 |
| PARKS LIQUOR | MD1021499 | Maryland | Transient Non-Community | 6 |
| UNIONTOWN ELEMENTARY | MD1060048 | Maryland | Non-Transient Non-Community | 6 |
| SCOTCHMANS CREEK MARINA | MD1071273 | Maryland | Transient Non-Community | 6 |
| WOODENSBURG COUNTRY STORE | MD1031176 | Maryland | Transient Non-Community | 5 |
| POTOMAC VALLEY FIRE COMPANY | MD1211062 | Maryland | Transient Non-Community | 5 |
| COOPER UM CHURCH | MD1041025 | Maryland | Transient Non-Community | 5 |
| CHEWSVILLE COMMUNITY CENTER | MD1211016 | Maryland | Transient Non-Community | 5 |
| CHICKEN MAN FOOD STORE | MD1221197 | Maryland | Transient Non-Community | 4 |
| B G & E (PROCEDURE FACILITIES) | MD1040061 | Maryland | Non-Transient Non-Community | 3 |
| SHOWELL PRIMARY BREEDER | MD1230046 | Maryland | Non-Transient Non-Community | 2 |
| AA CO SOUTHERN DISTRICT | MD1021631 | Maryland | Transient Non-Community | 2 |
| TOWN & COUNTRY LIQUORS/BARBER SHOP | MD1041251 | Maryland | Transient Non-Community | 2 |
| MATTESON SUPPLY COMPANY | MD1041252 | Maryland | Transient Non-Community | 2 |
| GENSTAR / WESTMINSTER BLACKTOP | MD1060051 | Maryland | Transient Non-Community | 2 |
| LUCKY'S DELI & MARKET | MD1021229 | Maryland | Transient Non-Community | 2 |
| JOHNNYS INN | MD1081101 | Maryland | Transient Non-Community | 1 |
| CAROLINE SOIL CONSERVATION | MD1051048 | Maryland | Transient Non-Community | 1 |
| SMITH BROTHERS ENTERPRISES (MD1021105) | MD1021707 | Maryland | Transient Non-Community | 1 |
| CAMP SANDY COVE - OFFICE | WV9914073 | Maryland | Transient Non-Community | - |
| BROAD LANE INC | WV3300241 | Maryland | Community | - |
| CANDY KITCHEN | DE0000976 | Maryland | Transient Non-Community | - |
| BOARDWALK POPCORN | DE0020029 | Maryland | Transient Non-Community | - |
| CORRIGANVILLE/ELLERLIE DISTR-SEE 0010005 | MD0010034 | Maryland | Community | - |
| SAINT JOHNS CATHOLIC PREP (I/C 0100030) | MD1100066 | Maryland | Non-Transient Non-Community | - |
| CHUBBYS BBQ | MD1101040 | Maryland | Transient Non-Community | - |