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 |
|---|---|---|---|---|
| DE ANZA SPRINGS RESORT | CA3702703 | California | Transient Non-Community | 1,000 |
| CAMP LOTUS WATER SYSTEM | CA0900205 | California | Transient Non-Community | 1,000 |
| EASTON AUTHORITY JPA | CA1000221 | California | Non-Transient Non-Community | 1,000 |
| STANISLAUS COUNTY | CA5000168 | California | Transient Non-Community | 1,000 |
| 99 SHELL* | CA3901208 | California | Transient Non-Community | 1,000 |
| VILLA MONTALVO | CA4300712 | California | Transient Non-Community | 1,000 |
| PAUL MASSON CHATEAU | CA4300711 | California | Transient Non-Community | 1,000 |
| PALERMO BIBLE FAMILY CHURCH | CA0409196 | California | Transient Non-Community | 1,000 |
| RASOR ROAD SERVICE | CA3601175 | California | Transient Non-Community | 1,000 |
| Campo Casino (Golden Acorn Casino) | 090605158 | California | Non-Transient Non-Community | 1,000 |
| Santa Rosa Rancheria | 090600148 | California | Community | 1,000 |
| LAKE CACHUMA COUNTY PARK | CA4200911 | California | Transient Non-Community | 1,000 |
| BARNSTORMER INN | CA3100110 | California | Transient Non-Community | 1,000 |
| CAPEVIEW BAR | CA3100112 | California | Transient Non-Community | 1,000 |
| LA PURISIMA GOLF COURSE | CA4200902 | California | Transient Non-Community | 1,000 |
| USBR-TUTTLETOWN REC AREA | CA5500010 | California | Transient Non-Community | 1,000 |
| USFS - FRENCH GULCH CAMPGROUND | CA1503205 | California | Transient Non-Community | 1,000 |
| VETERANS HOME OF CALIFORNIA | CA2810008 | California | Community | 1,000 |
| BAXTER CAMPGROUND ENTERPRISES | CA3100098 | California | Transient Non-Community | 1,000 |
| TULARE WESTERN HIGH SCHOOL | CA5400720 | California | Transient Non-Community | 1,000 |
| YOSEMITE NPS-BADGER PASS | CA2210513 | California | Transient Non-Community | 1,000 |
| YOSEMITE NPS-YOSEMITE VALLEY | CA2210503 | California | Community | 1,000 |
| BARRETT COVE REC AREA | CA2200035 | California | Transient Non-Community | 1,000 |
| DOLE BAKERSFIELD, INC. - RANCHO LOMA | CA1502718 | California | Non-Transient Non-Community | 1,000 |
| MOUNTAIN EMPIRE HIGH SCHOOL | CA3700117 | California | Non-Transient Non-Community | 1,000 |
| CA STATE PARKS - EMERALD BAY, EAGLE POIN | CA0910303 | California | Transient Non-Community | 1,000 |
| PEACH TREE RANCH - BUSSELL RANCH INC. | CA1502677 | California | Transient Non-Community | 1,000 |
| HAGGIN OAKS GOLF COURSE (SWS) | CA3400281 | California | Non-Transient Non-Community | 1,000 |
| HOT AUGUST NIGHTS | CA3901364 | California | Transient Non-Community | 1,000 |
| GREEN PRADO WATER COMPANY | CA3301159 | California | Community | 1,000 |
| FREMONT PEAK S.P COLD SPRING | CA3510301 | California | Transient Non-Community | 1,000 |
| LEGG LAKE COUNTY PARK-WHITTIER NARROWS | CA1900017 | California | Non-Transient Non-Community | 1,000 |
| LAKESIDE COUNTY PARK | CA1700677 | California | Transient Non-Community | 1,000 |
| CALTRANS CACTUS DESERT CENTER | CA3301077 | California | Transient Non-Community | 1,000 |
| LOOMIS CHEVRON | CA3103245 | California | Transient Non-Community | 1,000 |
| CAL-TRANS WILEY WELL REST STOP | CA3302018 | California | Transient Non-Community | 1,000 |
| PACIFIC COAST PRODUCERS | CA5700636 | California | Transient Non-Community | 1,000 |
| BRADSHAW CHRISTIAN SCHOOL | CA3400391 | California | Non-Transient Non-Community | 1,000 |
| PONDEROSA BAR | CA3100042 | California | Transient Non-Community | 1,000 |
| L A COUNTY WATER DISTRICT #21 | CA1900096 | California | Community | 1,000 |
| YOSEMITE NPS-TENAYA LAKE | CA2210501 | California | Transient Non-Community | 1,000 |
| CAMP SILVERADO | CA0300004 | California | Transient Non-Community | 999 |
| SUTTER-YUBA FAIRGROUNDS | CA5103001 | California | Transient Non-Community | 999 |
| GONZALES SCHOOLS WS **CLOSED** | CA2701989 | California | Non-Transient Non-Community | 999 |
| LIBBY MC NEILL & L INC. | CA4300805 | California | Transient Non-Community | 999 |
| DELTA SUGAR CO TREATED RIVER | CA5700762 | California | Non-Transient Non-Community | 999 |
| GOLD BLUFFS BEACH CG-STATE PARKS | CA1210320 | California | Transient Non-Community | 998 |
| LOS ANGELES CWWD 40, REG. 39-ROCK CREEK | CA1910025 | California | Community | 994 |
| BRIARWOOD MOBILE HOME PARK | CA1900670 | California | Transient Non-Community | 992 |
| MONTANA DE ORO STATE PARK | CA4010305 | California | Transient Non-Community | 990 |