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 |
|---|---|---|---|---|
| MOTTS RUN WTP | VA6177280 | Virginia | Community | 39,991 |
| CAPE GIRARDEAU PWS | MO4010136 | Missouri | Community | 39,941 |
| ADELANTO, CITY OF | CA3610001 | California | Community | 39,930 |
| SANTA ISABEL URBANO | PR0003904 | PR | Community | 39,925 |
| OAKMONT WATER AUTHORITY | PA5020036 | Pennsylvania | Community | 39,901 |
| SEVIERVILLE WATER SYSTEM | TN0000617 | Tennessee | Community | 39,885 |
| EL MIRAGE CITY OF | AZ0407091 | Arizona | Community | 39,884 |
| MORRISTOWN UTILITIES COMMIS. | TN0000474 | Tennessee | Community | 39,883 |
| CAROL STREAM | IL0430200 | Illinois | Community | 39,854 |
| AVALON WATER AND SEWERAGE UTILITIES | NJ0501001 | New Jersey | Community | 39,839 |
| PARK RIDGE | IL0312460 | Illinois | Community | 39,800 |
| CENTRAL ELMORE WATER & SEWER AUTHORITY | AL0000547 | Alabama | Community | 39,798 |
| ARAB, WATER WORKS BOARD OF THE CITY OF | AL0000934 | Alabama | Community | 39,795 |
| SENECA CITY OF (SC3710002) | SC3710002 | South Carolina | Community | 39,772 |
| GSWC - CLAREMONT | CA1910024 | California | Community | 39,730 |
| WHEELING | IL0314970 | Illinois | Community | 39,725 |
| EUSTIS, CITY OF (4 WTPS) | FL3350346 | Florida | Community | 39,721 |
| HUTCHINSON, CITY OF | KS2015509 | Kansas | Community | 39,712 |
| MOUNT DORA, CITY OF (2WPS) | FL3350858 | Florida | Community | 39,710 |
| SAN LUIS CITY OF | AZ0414005 | Arizona | Community | 39,705 |
| SANTA MARGARITA WATER DISTRICT-ID9 | CA3010030 | California | Community | 39,684 |
| CEDAR CITY WATERWORKS | UTAH11002 | Utah | Community | 39,670 |
| MANVILLE WSC | TX2270033 | Texas | Community | 39,648 |
| STREAMWOOD | IL0313060 | Illinois | Community | 39,577 |
| MOBILE COUNTY WATER & FIRE PRO AUTHORITY | AL0001002 | Alabama | Community | 39,573 |
| WESTERN WATER COMPANY | OH8300512 | Ohio | Community | 39,508 |
| DOVER WATER DEPARTMENT | DE0000571 | Delaware | Community | 39,491 |
| HILO | HI0000101 | Hawaii | Community | 39,477 |
| BELLA VISTA POA | AR0000039 | Arkansas | Community | 39,419 |
| CITY OF DUNCANVILLE | TX0570007 | Texas | Community | 39,413 |
| WAYNE WATER DISTRICTS | NC0496065 | North Carolina | Community | 39,403 |
| FARALLON | PR0004925 | Community | 39,388 | |
| SAN GABRIEL COUNTY WD | CA1910144 | California | Community | 39,345 |
| FORT BELVOIR | VA6059450 | Virginia | Community | 39,303 |
| SUN PRAIRIE UTILITIES | WI1130258 | Community | 39,300 | |
| CITY OF JAX - LOVEGROVE WTP | FL2164374 | Community | 39,299 | |
| CLERMONT EAST WATER SYSTEM (2 WPS) | FL3354779 | Florida | Community | 39,279 |
| AMHERST DPW WATER DIVISION | MA1008000 | Massachusetts | Community | 39,263 |
| SOUTH ALABAMA UTILITIES WATER SYSTEM | AL0000967 | Alabama | Community | 39,249 |
| SOUTHWEST/POLK COUNTY UTILITY | FL6530852 | Florida | Community | 39,209 |
| WINSLOW TWP DMU | NJ0436007 | New Jersey | Community | 39,174 |
| HARWICH WATER DEPARTMENT | MA4126000 | Massachusetts | Community | 39,144 |
| BRAINTREE WATER AND SEWER DEPT. | MA4040000 | Massachusetts | Community | 39,143 |
| AQUA NJ - HAMILTON SQUARE | NJ1103001 | New Jersey | Community | 39,128 |
| AMERICAN FORK CITY | UTAH25008 | Utah | Community | 39,045 |
| ROCK ISLAND | IL1610650 | Illinois | Community | 39,018 |
| POWELL VALLEY ROAD WD | OR4100666 | Oregon | Community | 39,000 |
| BARROW COUNTY BOC TRANSMISSION MAINS | GA0130034 | Georgia | Community | 39,000 |
| WESTERVILLE CITY PWS | OH2503411 | Ohio | Community | 39,000 |
| OAKLAND PARK CITY OF | FL4060989 | Florida | Community | 38,905 |