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 |
|---|---|---|---|---|
| UNIVERSITY OF MARYLAND MEDICAL CENTER | MD1300003 | Maryland | Non-Transient Non-Community | 854 |
| STEAMER RESTAURANT(CRAB ALLEY) | MD1231109 | Maryland | Transient Non-Community | 850 |
| OXFORD COMMISIONERS | MD0000042 | Maryland | Community | 850 |
| TOWN OF WOODSBORO | MD0100027 | Maryland | Community | 846 |
| WOODSPRING - SEE 010-0017 | MD0100034 | Maryland | Community | 840 |
| KEY SCHOOL | MD1020018 | Maryland | Non-Transient Non-Community | 820 |
| BRADFORD'S NEISHYAHOOD MARKET | MD1181111 | Maryland | Transient Non-Community | 818 |
| RIVA TRACE BAPTIST CHURCH | MD1021729 | Maryland | Transient Non-Community | 815 |
| MOUNTAINDALE CONVENIENCE STORE # 2 | MD1101372 | Maryland | Transient Non-Community | 812 |
| ROYAL FARM STORE #1 | MD1121222 | Maryland | Transient Non-Community | 812 |
| MARYLAND MANOR MOBILE HOME PARK | MD0020214 | Maryland | Community | 810 |
| ROYAL FARMS STORE #32 | MD1021482 | Maryland | Transient Non-Community | 809 |
| DUNKIN DONUTS | MD1021720 | Maryland | Transient Non-Community | 808 |
| CALVERT COUNTY FAIRGROUND | MD1041202 | Maryland | Transient Non-Community | 807 |
| ROYAL FARMS #62 | MD1061318 | Maryland | Transient Non-Community | 806 |
| URBANA ELEMENTARY | MD1000032 | Maryland | Non-Transient Non-Community | 805 |
| SEVEN ELEVEN # 21067 CHARLOTTE HALL | MD1181156 | Maryland | Transient Non-Community | 805 |
| POINT LOOKOUT STATE PARK NORTH | MD1181237 | Maryland | Transient Non-Community | 803 |
| HICKORY ELEM. SCHOOL | MD1120021 | Maryland | Non-Transient Non-Community | 800 |
| SHORE STOP #227 TOWNSEND | DE00A0734 | Maryland | Transient Non-Community | 800 |
| CALVERT CAREER CENTER - SEE 0040011 | MD1040011 | Maryland | Non-Transient Non-Community | 800 |
| LINKS AT CHALLEDON | MD1061306 | Maryland | Transient Non-Community | 800 |
| CONTINENTAL MOTOR INN WELL#2 | MD1011084 | Maryland | Transient Non-Community | 800 |
| BARTON WATER COMPANY | MD0002214 | Maryland | Community | 800 |
| DOLLAR GENERAL (NO. 14630) | MD1021762 | Maryland | Transient Non-Community | 800 |
| SEVEN-ELEVEN - HAMPSTEAD | MD1061309 | Maryland | Transient Non-Community | 800 |
| CAMPBELLS MARKET | PA1150374 | Maryland | Transient Non-Community | 800 |
| CONTINENTAL MOTOR INN - WELL#1 | MD1011012 | Maryland | Transient Non-Community | 800 |
| CLARKSVILLE MIDDLE SCHOOL | MD1130002 | Maryland | Non-Transient Non-Community | 800 |
| ROYAL QUALITY FOODS | MD1220006 | Maryland | Non-Transient Non-Community | 800 |
| SHOWELL ELEMENTARY SCHOOL-SEE 0230005 | MD1230019 | Maryland | Non-Transient Non-Community | 800 |
| KAISER PERMANENTE SOUTH BALTIMORE | MD1030100 | Maryland | Non-Transient Non-Community | 800 |
| SWALLOW FALLS STATE PARK | MD1111066 | Maryland | Transient Non-Community | 791 |
| ST. MARYS BRYANTOWN CATHOLIC SCHOOL | MD1080026 | Maryland | Non-Transient Non-Community | 791 |
| CEDARVILLE MOBILE HOME PARK | MD0002243 | Maryland | Community | 789 |
| CEDARVILLE MOBILE HOME PARK | MD0160207 | Maryland | Community | 780 |
| MARY MILLER LLC | MD1101378 | Maryland | Transient Non-Community | 780 |
| MARYLAND MANOR HOMES | MD0002470 | Maryland | Community | 780 |
| HOLIDAY MOBILE ESTATES INC | MD0002501 | Maryland | Community | 774 |
| OXFORD COMMISSIONERS | MD0002640 | Maryland | Community | 770 |
| EASTALCO ALUMINUM CO. | MD1000007 | Maryland | Non-Transient Non-Community | 770 |
| SHORWOOD FOREST | MD0000078 | Maryland | Community | 769 |
| MANOR WOODS ELEM SCHOOL(CONNECT TO CWS) | MD1130023 | Maryland | Non-Transient Non-Community | 768 |
| EUTAW FOREST | MD0080059 | Maryland | Community | 760 |
| HIGHS OF FULTON | MD1131098 | Maryland | Transient Non-Community | 758 |
| HEBRON COMMISSIONERS | MD0002474 | Maryland | Community | 755 |
| TOWN OF PRESTON | MD0050005 | Maryland | Community | 750 |
| FAIRMOUNT | MD0190012 | Maryland | Community | 750 |
| ST. ANDREWS SCH. (SEE 1181235) | MD1180050 | Maryland | Non-Transient Non-Community | 750 |
| SALISBURY CHRISTIAN SCHOOL | MD1220007 | Maryland | Non-Transient Non-Community | 750 |