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 |
|---|---|---|---|---|
| HIGHFIELD | MD0210001 | Maryland | Community | 1,141 |
| CHARLES UTILITIES INC | MD0002249 | Maryland | Community | 1,140 |
| ROYAL FARMS #87 CONOWINGO | MD1071373 | Maryland | Transient Non-Community | 1,122 |
| JIFFY MART #1711 | VA6061316 | Maryland | Transient Non-Community | 1,120 |
| STEPHEN DECATUR HIGH SCHOOL | MD1230022 | Maryland | Non-Transient Non-Community | 1,116 |
| LONG BAR HARBOR | MD0002218 | Maryland | Community | 1,116 |
| FALLSTON HIGH SCHOOL | MD1120012 | Maryland | Non-Transient Non-Community | 1,113 |
| NORTH INDIAN HEAD ESTATES | MD0000052 | Maryland | Community | 1,112 |
| SUMMIT/HIGHLANDS | MD0040026 | Maryland | Community | 1,108 |
| BOHEMIA MANOR MIDDLE/ HIGH SCHOOL | MD1070004 | Maryland | Non-Transient Non-Community | 1,102 |
| RISING SUN HIGH SCHOOL | MD1070044 | Maryland | Non-Transient Non-Community | 1,102 |
| BARTON DISTRIBUTION SYSTEM | MD0010002 | Maryland | Community | 1,100 |
| NORTH CARROLL MIDDLE SCHOOL | MD1060034 | Maryland | Non-Transient Non-Community | 1,100 |
| NATIONAL INSTITUTES OF HEALTH | MD1150047 | Maryland | Non-Transient Non-Community | 1,100 |
| KENT CO. HIGH SCHOOL | MD1140004 | Maryland | Non-Transient Non-Community | 1,096 |
| NORTH HARFORD MIDDLE SCHOOL | MD1120030 | Maryland | Non-Transient Non-Community | 1,084 |
| SPRING RIDGE MIDDLE SCHOOL | MD1180049 | Maryland | Non-Transient Non-Community | 1,075 |
| POINT OF ROCKS | MD0100022 | Maryland | Community | 1,058 |
| MAURICE J. MCDONOUGH HIGH SCHOOL | MD1080019 | Maryland | Non-Transient Non-Community | 1,050 |
| MARGARET BRENT MIDDLE SCHOOL | MD1180032 | Maryland | Non-Transient Non-Community | 1,050 |
| HEREFORD MIDDLE SCHOOL | MD1030018 | Maryland | Non-Transient Non-Community | 1,050 |
| FALLSTON MIDDLE SCHOOL | MD1120051 | Maryland | Non-Transient Non-Community | 1,041 |
| SAM HILL ESTATES | MD0100040 | Maryland | Community | 1,036 |
| ROYAL FARMS #185 | MD1031406 | Maryland | Transient Non-Community | 1,031 |
| BAYSIDE-QUEENSLANDING | MD0170007 | Maryland | Community | 1,030 |
| NORTH CAROLINE HIGH SCHOOL | MD1050013 | Maryland | Non-Transient Non-Community | 1,028 |
| STETHEM ED CNTR & JAMES CRAIK ELEMENTARY | MD1080002 | Maryland | Non-Transient Non-Community | 1,028 |
| ROYAL FARMS - OPAL | VA6061512 | Maryland | Transient Non-Community | 1,023 |
| TOWN OF HEBRON | MD0220002 | Maryland | Community | 1,022 |
| COLONEL RICHARDSON MID & HIGH SCHOOL | MD1050002 | Maryland | Non-Transient Non-Community | 1,022 |
| AC AND T BIG POOL | MD1211186 | Maryland | Transient Non-Community | 1,018 |
| NEW MARKET MIDDLE SCHOOL | MD1000023 | Maryland | Non-Transient Non-Community | 1,018 |
| DUNKIN DONUTS--5075 SOLOMONS ISLAND ROAD | MD1021766 | Maryland | Transient Non-Community | 1,017 |
| ROYAL FARMS STORE | MD1131096 | Maryland | Transient Non-Community | 1,015 |
| AC AND T AND CLASSIC FUELS, LLC | MD1211098 | Maryland | Transient Non-Community | 1,015 |
| BRETON BAY | MD0180001 | Maryland | Community | 1,012 |
| FASTOP #54 | MD1041180 | Maryland | Transient Non-Community | 1,010 |
| GREENVIEW KNOLLS | MD0180004 | Maryland | Community | 1,009 |
| WELCOME CENTER (NEWBURG) | MD1081095 | Maryland | Transient Non-Community | 1,004 |
| OREGON RIDGE PARK LODGE | MD1031121 | Maryland | Transient Non-Community | 1,003 |
| GUNPOWDER FALLS STATE PARK PAPER MILL | MD1031392 | Maryland | Transient Non-Community | 1,001 |
| GUNPOWDER FALLS ST PK SPARKS NATURE CTR | MD1031226 | Maryland | Transient Non-Community | 1,001 |
| GUNPOWDER FALLS ST PK MONKTON STATION | MD1031276 | Maryland | Transient Non-Community | 1,001 |
| CHESAPEAKE COLLEGE | MD1170030 | Maryland | Non-Transient Non-Community | 1,001 |
| ST MARYS COLLEGE | MD0002722 | Maryland | Community | 1,000 |
| DUNKIN DONUTS | MD1061347 | Maryland | Transient Non-Community | 1,000 |
| BETTERTON | MD0002233 | Maryland | Community | 1,000 |
| NEWS QUICKIE MART | MD1011044 | Maryland | Transient Non-Community | 1,000 |
| LUKE-WESTVACO | MD0002550 | Maryland | Community | 1,000 |
| CROSSROADS CHURCH | MD1111172 | Maryland | Transient Non-Community | 1,000 |