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 |
|---|---|---|---|---|
| CAL AM - BASS LAKE | CA2010003 | California | Community | 4,527 |
| UNIVERSITY ESTATES WATER SYSTEM (LCU) | NM3512407 | New Mexico | Community | 4,526 |
| OCONALUFTEE JOB CORP | NC0187516 | North Carolina | Transient Non-Community | 4,525 |
| CRESTLINE VILLAGE PWS | OH1700112 | Ohio | Community | 4,525 |
| HOMER WATER SYSTEM | LA1027003 | Louisiana | Community | 4,524 |
| LAWRENCEVILLE | IL1010150 | Illinois | Community | 4,524 |
| ELIZABETH TOWN OF | CO0120010 | Colorado | Community | 4,523 |
| TOWN OF CLAYTON - NORTH | NC4051019 | North Carolina | Community | 4,523 |
| MORGAN CITY WATER SYSTEM | UTAH15008 | Utah | Community | 4,520 |
| MONTGOMERY VILLAGE | NY3503542 | New York | Community | 4,519 |
| COOPERSVILLE | MI0001610 | Michigan | Community | 4,519 |
| HARRIS COUNTY MUD 344 | TX1012974 | Texas | Community | 4,518 |
| BUTLER | GA2690000 | Georgia | Community | 4,518 |
| BUHL CITY OF | ID5420007 | Idaho | Community | 4,518 |
| DARDANELLE WATERWORKS | AR0000601 | Arkansas | Community | 4,517 |
| CAROLINA TRACE WATER SYSTEM | NC0353101 | North Carolina | Community | 4,516 |
| FREMONT | MI0002490 | Michigan | Community | 4,516 |
| BREMEN WATER DEPARTMENT | IN5250003 | Indiana | Community | 4,516 |
| CITY OF MINEOLA | TX2500002 | Texas | Community | 4,515 |
| BUFFALO TRAIL WATER ASSOC | KY0810046 | Kentucky | Community | 4,514 |
| GTNP-COLTER BAY VILLAGE | WY5680095 | Wyoming | Community | 4,514 |
| PFEIFFER-N STANLY WATER ASSOC | NC0184025 | North Carolina | Community | 4,513 |
| TIFFIN WATER SUPPLY | IA5288021 | Iowa | Community | 4,512 |
| RANLO, TOWN OF | NC0136034 | North Carolina | Community | 4,511 |
| COTTONWOOD MUNICIPAL WATER VV6 | AZ0413106 | Arizona | Community | 4,509 |
| NEW HARTFORD WATER IMPROV.DIST | NY3202414 | New York | Community | 4,508 |
| GOLDEN STATE WATER COMPANY - NIPOMO | CA4010018 | California | Community | 4,506 |
| HARRIS COUNTY MUD 284 | TX1013114 | Texas | Community | 4,506 |
| LARRY PARKS - D.N.R. | IN2570195 | Indiana | Transient Non-Community | 4,506 |
| CITY OF DILLEY | TX0820001 | Texas | Community | 4,505 |
| PACIFIC POWER & LIGHT CO | OR4100679 | Oregon | Community | 4,505 |
| BETHANY SUD | TX1260016 | Texas | Community | 4,503 |
| MONTICELLO, CITY OF | FL1330478 | Florida | Community | 4,502 |
| WAHOO, CITY OF | NE3115512 | Nebraska | Community | 4,500 |
| UPMC MONTEFIORE | PA5020806 | Pennsylvania | Non-Transient Non-Community | 4,500 |
| OGLESBY | IL0990700 | Illinois | Community | 4,500 |
| CLARKDALE WATER ASSN # 1 | MS0380001 | Mississippi | Community | 4,500 |
| BEAR CREEK MOUNTAIN RESORT | PA3060310 | Pennsylvania | Non-Transient Non-Community | 4,500 |
| PLAINFIELD RE-ENTRY EDUCATIONAL FACILITY | IN5232007 | Indiana | Community | 4,500 |
| NEW WILMINGTON BORO WATER DEPT | PA6370035 | Pennsylvania | Community | 4,500 |
| PIKE TWP MUNICIPAL AUTHORITY | PA6170013 | Pennsylvania | Community | 4,500 |
| BLACK HAWK WATER USER DISTRICT | SD4600043 | South Dakota | Community | 4,500 |
| OCEAN BEACH WATER DISTRICT | NY5103280 | New York | Community | 4,500 |
| NORTHERN CAMBRIA MUNI WATER | PA4110003 | Pennsylvania | Community | 4,500 |
| PHOENIX INTERNATIONAL RACEWAY | AZ0407406 | Arizona | Non-Transient Non-Community | 4,500 |
| SENECA & CRANBERRY MALL DIST | PA6610031 | Pennsylvania | Community | 4,500 |
| RAVENA VILLAGE | NY0100201 | New York | Community | 4,500 |
| Laguna Valley | 063503111 | New Mexico | Community | 4,500 |
| MIREP | NY1630026 | New York | Transient Non-Community | 4,500 |
| OCWA CANASTOTA | NY2602370 | New York | Community | 4,500 |