Browse Water Systems
19,626 public water systems in CA.
Public Water Systems Database
Browse 19,626 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 |
|---|---|---|---|---|
| BEAR MOUNTAIN RV PARK WATER SYSTEM | CA1503629 | California | Transient Non-Community | 350 |
| WILDEWOOD EAST MUTUAL | CA5101009 | California | Community | 350 |
| ALPINE VIEW CAMPGROUND | CA5301016 | California | Transient Non-Community | 350 |
| DESCANSO DETENTION FACILITY | CA3700581 | California | Non-Transient Non-Community | 350 |
| RANCHVIEW MOBILE ESTATES | CA5400612 | California | Community | 350 |
| OMELETTE HOUSE | CA3901003 | California | Transient Non-Community | 350 |
| CHAMPIONS GOLF LINKS [SWS] | CA3400388 | California | Transient Non-Community | 350 |
| TURLOCK GOLF & COUNTRY CLUB | CA2400078 | California | Non-Transient Non-Community | 350 |
| NORVAL R JESSEE | CA0400002 | California | Community | 350 |
| SAN BENANCIO SCHOOL WS | CA2701227 | California | Non-Transient Non-Community | 350 |
| MUSCO FAMILY OLIVE CO | CA3901429 | California | Non-Transient Non-Community | 348 |
| THREE PALMS MOBILEHOME PARK | CA1000299 | California | Community | 347 |
| BENBOW-DEL ORO W.C. | CA1200671 | California | Community | 347 |
| DIXON MIGRANT CENTER | CA4800804 | California | Non-Transient Non-Community | 346 |
| CHEMEKETA PARK MUTUAL WATER COMPANY | CA4300517 | California | Community | 346 |
| BEN KUTCH | CA0707538 | California | Non-Transient Non-Community | 345 |
| SHERWOOD MOBILE HOME PARK | TX0610061 | California | Community | 345 |
| SHAVER LAKE HEIGHTS WATER ASSN | CA1000069 | California | Community | 345 |
| BIG BEND CAMPGROUND | CA2600596 | California | Transient Non-Community | 345 |
| SANTA YSABEL RANCH MWC | CA4000802 | California | Community | 344 |
| CAL AM - RAYMOND | CA2010012 | California | Community | 343 |
| AVERYDALE MUTUAL | CA1900506 | California | Community | 342 |
| EL CAPITAN MIDDLE SCHOOL | CA1000205 | California | Non-Transient Non-Community | 342 |
| CSP LA PURISIMA MISSION | CA4210301 | California | Transient Non-Community | 342 |
| NAVELENCIA SCHOOL | CA1000193 | California | Non-Transient Non-Community | 342 |
| COLONIAL PARK | CA4900721 | California | Community | 342 |
| ARBOR MOBILE HOME PARK WS | CA3900831 | California | Community | 340 |
| VERDE VALE ELEMENTARY SCHOOL | CA4500193 | California | Non-Transient Non-Community | 340 |
| SAN ANTONIO MOBILE HOME PARK | CA3301380 | California | Community | 340 |
| DEL ORO WATER CO.-MAGALIA | CA0410009 | California | Community | 340 |
| PONDEROSA CSD | CA5400934 | California | Community | 340 |
| LEISURE PINES MUTUAL WATER CO | CA5500053 | California | Community | 340 |
| SHARONDALE MESA HOA | CA3301879 | California | Community | 340 |
| SISAR MUTUAL WATER CO | CA5601120 | California | Community | 340 |
| TOOLEVILLE MUTUAL NON PROFIT WATER ASSN | CA5400567 | California | Community | 340 |
| LIGHT HOUSE MARINA | CA3400136 | California | Transient Non-Community | 340 |
| VISTA PARK MUTUAL WATER CO | CA1500036 | California | Community | 340 |
| RIVER SHORE ESTATES-BIA | CA3600366 | California | Community | 340 |
| SEQUOIA FOREST INDUSTRIES | CA5402049 | California | Community | 340 |
| JOHNS MANVILLE | CA1100232 | California | Non-Transient Non-Community | 340 |
| WILLIAM G LANDRY | CA1100541 | California | Transient Non-Community | 340 |
| PORTERVILLE-JONES CORNER | CA5410048 | California | Community | 339 |
| SOUTH COAST INN | CA4200717 | California | Transient Non-Community | 339 |
| MORGAN HILL USD-GWINN SCHOOL | CA4300600 | California | Non-Transient Non-Community | 339 |
| YMCA CAMP MARSTON/RAINTREE | CA3700912 | California | Community | 338 |
| ALDERCROFT HEIGHTS COUNTY WATER DISTRICT | CA4300516 | California | Community | 338 |
| TRINITY KNOLLS MUTUAL WATER COMPANY | CA5301102 | California | Community | 338 |
| WASHINGTON SCHOOL | CA2400071 | California | Non-Transient Non-Community | 338 |
| PECAN GROVE MOBILE HOME PARK | TX1650024 | California | Community | 336 |
| MUIR BEACH COMMUNITY | CA2100508 | California | Community | 336 |