Browse Water Systems
434,040 public water systems.
Public Water Systems Database
Browse 434,040 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 |
|---|---|---|---|---|
| PORTAGE BORO MUNI AUTH | PA4110027 | Pennsylvania | Community | 6,500 |
| LITTLETON WATER AND LIGHT | NH1381010 | New Hampshire | Community | 6,500 |
| MONACA BORO WATER DEPT | PA5040039 | Pennsylvania | Community | 6,500 |
| MD ANDERSON CANCER CENTER ALKEK | TX1013339 | Texas | Non-Transient Non-Community | 6,500 |
| STRATMOOR HILLS WSD | CO0121800 | Colorado | Community | 6,500 |
| MOREHEAD STATE UNIVERSITY | KY1030480 | Kentucky | Community | 6,500 |
| NOVARTIS PHARMACEUTICALS CORP | NJ1410300 | New Jersey | Non-Transient Non-Community | 6,500 |
| NORTH VERNON WATER DEPARTMENT | IN5240008 | Indiana | Community | 6,500 |
| PSMCSD - PAJARO | CA2710020 | California | Community | 6,500 |
| CITY OF MACCLENNY | FL2020204 | Florida | Community | 6,500 |
| DEVENS MASSDEVELOPMENT | MA2019001 | Massachusetts | Community | 6,500 |
| BALLYS PARK PLACE CASINO | NJ0102302 | New Jersey | Non-Transient Non-Community | 6,500 |
| ORANGE CO I-85 RA S-B | NC0368154 | North Carolina | Transient Non-Community | 6,500 |
| MEDINA VILLAGE | NY3600600 | New York | Community | 6,500 |
| BARNESVILLE | OH0700011 | Ohio | Community | 6,500 |
| DERRY BORO MUNI AUTH | PA5650049 | Pennsylvania | Community | 6,500 |
| SHELL SERVICE STATION | FL4501295 | Florida | Transient Non-Community | 6,500 |
| MIRAMAR WEST WATER SYSTEM | FL4060926 | Florida | Community | 6,500 |
| WESTERN & HOWARD SHOPPING PLAZ | IL3004093 | Illinois | Transient Non-Community | 6,500 |
| WESTERN & HOWARD SHOPPING PLAZ | IL0004093 | Illinois | Transient Non-Community | 6,500 |
| PORT CLINTON CITY | OH6203211 | Ohio | Community | 6,500 |
| OUTLET SHOPS AT GETTYSBURG | PA7010952 | Pennsylvania | Non-Transient Non-Community | 6,500 |
| NORTHERN ILLINOIS UNIVERSITY-DEKALB | IL0375500 | Illinois | Community | 6,500 |
| CATERPILLAR INC R ANDERSON | IL3055889 | Illinois | Non-Transient Non-Community | 6,500 |
| TYRONE BORO WATER AUTH | PA4070021 | Pennsylvania | Community | 6,500 |
| LAKE OF THE SPRINGS | CA5800809 | California | Non-Transient Non-Community | 6,500 |
| MARYLAND HOUSE OF CORRECTION | MD0020022 | Maryland | Community | 6,500 |
| BOULDER VALLEY WTR & SAN DIST | CO0079939 | Colorado | Community | 6,500 |
| SPRINGFIELD STATE HOSPITAL | MD0002772 | Maryland | Community | 6,500 |
| WATERVILLE CITY | OH4801503 | Ohio | Community | 6,500 |
| ENOCH CITY WATER SYSTEM | UTAH11004 | Utah | Community | 6,500 |
| MARYLAND HOUSE OF CORRECTION | MD0002500 | Maryland | Community | 6,500 |
| SANTA CLARITA VALLEY W.A.-TESORO DIV. | CA1910255 | California | Community | 6,499 |
| TOWN OF FORT MYERS BEACH (BEACH WATER) | FL5364145 | Florida | Community | 6,499 |
| SHERIDAN, CITY OF | OR4100811 | Oregon | Community | 6,494 |
| MADERA VALLEY WATER COMPANY | CA2010010 | California | Community | 6,494 |
| RITTMAN CITY PWS | OH8503012 | Ohio | Community | 6,491 |
| SUNRISE WATER COMPANY | AZ0407070 | Arizona | Community | 6,490 |
| WASHINGTON | GA3170002 | Georgia | Community | 6,490 |
| INTRACOASTAL WATER SYSTEM WEST | LA1047002 | Louisiana | Community | 6,489 |
| DOUGLAS COUNTY CARSON VALLEY SYSTEM | NV0002216 | Nevada | Community | 6,488 |
| CITY OF PARKER | TX0430045 | Texas | Community | 6,486 |
| LARCHMONT VILLAGE | NY5903433 | New York | Community | 6,485 |
| CANNON PWSD 1 | MO2024500 | Missouri | Community | 6,482 |
| WICKENBURG TOWN OF | AZ0407045 | Arizona | Community | 6,481 |
| VEOLIA NEWBERRY SYSTEM | PA7670061 | Pennsylvania | Community | 6,480 |
| VINITA UTILITIES AUTHORITY | OK1021611 | Oklahoma | Community | 6,472 |
| NCTAMS EASTPAC | HI0000357 | Hawaii | Community | 6,470 |
| ISHPEMING | MI0003440 | Michigan | Community | 6,470 |
| ROATS WATER SYSTEM | OR4100113 | Oregon | Community | 6,469 |