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 |
|---|---|---|---|---|
| HILLS TRAILER PARK | MD0002539 | Maryland | Community | 528 |
| NEW LIFE CHURCH | MD1041256 | Maryland | Transient Non-Community | 525 |
| HAGANS TAVERN (CONNECT TO 010-0003) | MD1101298 | Maryland | Transient Non-Community | 525 |
| HEREFORD PLAZA (MICHAELS PIZZA, 7-11) | MD1030019 | Maryland | Transient Non-Community | 520 |
| NEW LIFE WESLEYAN CHURCH- LA PLATA | MD1081197 | Maryland | Transient Non-Community | 520 |
| SHADY SIDE ELEMENTARY | MD1020025 | Maryland | Non-Transient Non-Community | 517 |
| GRANTSVILLE MAYOR AND COUNCIL | MD0002445 | Maryland | Community | 517 |
| 7-ELEVEN #28953 AND DEALE SUBWAY | MD1021146 | Maryland | Transient Non-Community | 517 |
| NEW MARKET WEST | MD0100039 | Maryland | Community | 516 |
| PERSIMMON HILLS | MD0180046 | Maryland | Community | 514 |
| TALBOT COUNTY COMMUNITY CENTER | MD1201022 | Maryland | Transient Non-Community | 512 |
| BRYANTOWN MALL | MD1081014 | Maryland | Transient Non-Community | 512 |
| WILDERNESS RUN | MD0180036 | Maryland | Community | 511 |
| ANNAPOLIS AREA CHRISTIAN SCHOOL | MD1020135 | Maryland | Non-Transient Non-Community | 510 |
| SUNNY CREEK MHC | TX2460144 | Maryland | Community | 510 |
| POTOMAC SPEEDWAY | MD1181139 | Maryland | Transient Non-Community | 510 |
| NEW MARKET ELEMENTARY | MD1100022 | Maryland | Non-Transient Non-Community | 510 |
| WAREHOUSE CINEMAS LEITERSBURG | MD1211019 | Maryland | Transient Non-Community | 510 |
| DICKERSON MARKET | MD1151011 | Maryland | Transient Non-Community | 510 |
| BREN MAR PARK SWIM CLUB | MD1121015 | Maryland | Transient Non-Community | 509 |
| BOWENS GROCERY | MD1041008 | Maryland | Transient Non-Community | 509 |
| TRIADELPHIA RIDGE ELEMENTARY | MD1130027 | Maryland | Non-Transient Non-Community | 507 |
| BURGER KING DUNKIRK | MD1041249 | Maryland | Transient Non-Community | 506 |
| CHOPTANK COMMUNITY HEALTH | MD1051083 | Maryland | Transient Non-Community | 505 |
| SOUTHDOWN SHORES CORPORATION | MD0002340 | Maryland | Community | 504 |
| SYLVAN SHORES SERVICES CO INC | MD0002715 | Maryland | Community | 504 |
| SOUTHDOWN SHORES CORPORATION | MD0020036 | Maryland | Community | 504 |
| EMMANUEL BAPTIST CHURCH | MD1041120 | Maryland | Transient Non-Community | 504 |
| ST. MARKS CHURCH - MULTIPURPOSE | MD1121316 | Maryland | Transient Non-Community | 503 |
| HIGHS DAIRY STORE #17 | MD1021093 | Maryland | Transient Non-Community | 503 |
| SAINT MARYS FAIRGROUNDS | MD1181167 | Maryland | Transient Non-Community | 502 |
| SAINT GEORGES CATHOLIC CHURCH | MD1181321 | Maryland | Transient Non-Community | 502 |
| SACRED HEART CHURCH | MD1181318 | Maryland | Transient Non-Community | 502 |
| GUNPOWDER FALLS ST PK CAMP WOOD | MD1031274 | Maryland | Transient Non-Community | 501 |
| GUNPOWDER FALLS FREELAND NCR TRAIL | MD1031329 | Maryland | Transient Non-Community | 501 |
| FT DETRICK SITE R | PA7010049 | Maryland | Community | 501 |
| COLLEGE OF SOUTHERN MD - CALVERT CAMPUS | MD1040049 | Maryland | Non-Transient Non-Community | 501 |
| GUNPOWDER FALLS ST PK CAMP CONE | MD1031273 | Maryland | Transient Non-Community | 501 |
| WINTERPLACE MARKET | MD1221172 | Maryland | Transient Non-Community | 500 |
| FELTON-GOOSE CREEK FOOD STORES | DE00A0749 | Maryland | Transient Non-Community | 500 |
| PATUXENT RIVER PARK AQUASCO, GIRL SCOUT | MD1161228 | Maryland | Transient Non-Community | 500 |
| NANTUCKET POINT(DISTRIBUTION-DELAWARE) | MD0230020 | Maryland | Community | 500 |
| RIDDLE FARM | MD0230019 | Maryland | Community | 500 |
| FAIRHAVEN PARK-SYKESVILLE BASEBALL | MD1061658 | Maryland | Transient Non-Community | 500 |
| SWAN HARBOUR DELL MOBILE HOME PARK | MD0120215 | Maryland | Community | 500 |
| HERITAGE OF RANTOUL | IL0190080 | Maryland | Community | 500 |
| BOYS VILLAGE CHELTENHAM | MD0002268 | Maryland | Community | 500 |
| UMMC - MIDTOWN CAMPUS ARMORY BUILDING | MD1300009 | Maryland | Non-Transient Non-Community | 500 |
| MT AETNA-HIGHLAND VIEW ACADEMY | MD0002287 | Maryland | Community | 500 |
| LAKESIDE CREAMERY | MD1111018 | Maryland | Transient Non-Community | 500 |