Browse Water Systems
433,698 public water systems.
Public Water Systems Database
Browse 433,698 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 |
|---|---|---|---|---|
| SAN GABRIEL VALLEY WATER CO-MONTEBELLO 1 | CA1910189 | California | Community | 9,630 |
| MAGGIE VALLEY SANITARY DIST | NC0144040 | North Carolina | Community | 9,629 |
| NORTHWESTERN W AND SD - OREGON WTLN 200 | OH8704203 | Ohio | Community | 9,629 |
| LEWES BOARD OF PUBLIC WORKS | DE0000602 | Delaware | Community | 9,627 |
| ALTOONA WATERWORKS | WI6180280 | Wisconsin | Community | 9,627 |
| SEMINOLE COUNTY SOUTHWEST | FL3590785 | Florida | Community | 9,622 |
| MCCOY WSC | TX0070023 | Texas | Community | 9,621 |
| KENWOOD WATER DISTRICT | MA3079001 | Massachusetts | Community | 9,620 |
| VERNON COUNTY CONS PWSD 1 | MO5024618 | Missouri | Community | 9,615 |
| PRAIRIE GROVE WATERWORKS | AR0000573 | Arkansas | Community | 9,615 |
| HYDEN LESLIE CO WATER DISTRICT | KY0660204 | Kentucky | Community | 9,614 |
| CITY OF JACINTO CITY | TX1010015 | Texas | Community | 9,613 |
| ST JOSEPH TOWNSHIP | MI0006315 | Michigan | Community | 9,613 |
| CITY OF SPLENDORA | TX1700087 | Texas | Community | 9,612 |
| SOUTH KOHALA | HI0000130 | Hawaii | Community | 9,612 |
| LITTLETON WATER DEPARTMENT | MA2158000 | Massachusetts | Community | 9,611 |
| SHAWANO WATERWORKS | WI4590456 | Wisconsin | Community | 9,610 |
| GUNNISON CITY OF | CO0126325 | Colorado | Community | 9,610 |
| MONROE COUNTY WATER DISTRICT | KY0860150 | Kentucky | Community | 9,608 |
| OIL CITY | PA6610023 | Pennsylvania | Community | 9,608 |
| VEOLIA MIDDLETOWN | PA7220038 | Pennsylvania | Community | 9,600 |
| HANOVER WATER DEPT | NH1071010 | New Hampshire | Community | 9,600 |
| CITY OF WOLFFORTH | TX1520005 | Texas | Community | 9,600 |
| GENEVA, THE WW & SB OF THE CITY OF | AL0000622 | Alabama | Community | 9,600 |
| Viejas Community System | 090600158 | California | Community | 9,600 |
| RIVER ROAD WATER DISTRICT | OR4100288 | Oregon | Community | 9,600 |
| BROADWAY W&S DISTRICT (SC0420008) | SC0420008 | South Carolina | Community | 9,586 |
| MOULTON WATER WORKS BOARD | AL0000798 | Alabama | Community | 9,585 |
| SUMPTER TOWNSHIP | MI0006460 | Michigan | Community | 9,576 |
| BERLIN WATER WORKS | NH0231010 | New Hampshire | Community | 9,575 |
| SOUTHWEST WATER USERS LLC | AR0000495 | Arkansas | Community | 9,573 |
| FORK TOWNSHIP SANITARY DISTRICT | NC0496060 | North Carolina | Community | 9,572 |
| OAKWOOD CITY PWS | OH5701915 | Ohio | Community | 9,572 |
| CRITTENDEN-LIVINGSTON CO WATER DISTRICT | KY0700532 | Kentucky | Community | 9,571 |
| CITY OF WHITEHOUSE | TX2120025 | Texas | Community | 9,571 |
| LINDEN WATER DEPT | TN0000404 | Tennessee | Community | 9,568 |
| SOUTHSIDE W/D (3920010) | SC3920010 | South Carolina | Community | 9,568 |
| MILES CITY CITY OF | MT0000291 | Montana | Community | 9,565 |
| GRINNELL WATER DEPARTMENT | IA7930008 | Iowa | Community | 9,564 |
| TROUTMAN, TOWN OF | NC0149030 | North Carolina | Community | 9,562 |
| FLORENCE, CITY OF | OR4100299 | Oregon | Community | 9,561 |
| EAGLE POINT, CITY OF | OR4100267 | Oregon | Community | 9,554 |
| PLATTE CO PWSD 4 | MO1024478 | Missouri | Community | 9,552 |
| TOWN OF LEONVILLE WATER SYSTEM | LA1097005 | Louisiana | Community | 9,552 |
| GRAY | GA1690000 | Georgia | Community | 9,551 |
| KIAWAH ISLAND UTILITY (SC1010008) | SC1010008 | South Carolina | Community | 9,550 |
| PRAIRIE VIEW A&M UNIVERSITY | TX2370002 | Texas | Community | 9,550 |
| PLEASANTVILLE WATER DISTRICT | NY5903455 | New York | Community | 9,550 |
| GUAYANES | PR0004544 | PR | Community | 9,549 |
| HANDY SANITARY DISTRICT | NC0229035 | North Carolina | Community | 9,548 |