Browse Water Systems
20,012 public water systems in CA.
Public Water Systems Database
Browse 20,012 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 |
|---|---|---|---|---|
| KINGS RIVER MARKET | CA5402024 | California | Transient Non-Community | 74 |
| La Posta Upper | 090605146 | California | Community | 73 |
| MONTEREY ONE WATER | CA2702456 | California | Non-Transient Non-Community | 73 |
| PARK SIERRA MHP | CA5000056 | California | Community | 73 |
| TOWN & COUNTRY WATER COMPANY | CA1502663 | California | Community | 73 |
| CARMEL VALLEY TENNIS CAMP WS | CA2702503 | California | Transient Non-Community | 73 |
| SOUTH FEATHER W&P - BANGOR | CA0410012 | California | Community | 73 |
| THERMAL PARK | CA3303035 | California | Community | 73 |
| WOOLLS RANCH WINERY | CA2800973 | California | Transient Non-Community | 73 |
| AZCAL MANAGEMENT CO | CA1600023 | California | Community | 73 |
| GLENN AVE WS #01 | CA2700589 | California | Community | 73 |
| TAMARISK GROVE STATE PARK | CA3700889 | California | Community | 73 |
| RANCHO YBARRA CHRISTIAN CAMP | CA1907031 | California | Transient Non-Community | 73 |
| THE VINE | CA1000495 | California | Transient Non-Community | 73 |
| MONTEREY VALLEY PRIDE-SPENCE RD WS | CA2700360 | California | Non-Transient Non-Community | 73 |
| WHITE CHIEF MOUNTAIN LODGE | CA2203023 | California | Transient Non-Community | 73 |
| HORSE FLAT CAMPGROUND | CA5300083 | California | Transient Non-Community | 73 |
| LAZY S MOBILE RANCH | CA1700609 | California | Community | 73 |
| GREEN ACRE VILLAGE | OK3003632 | California | Community | 73 |
| WOODSIDE WA | CA2702140 | California | Community | 73 |
| SUNDANCE MEADOWS | CA3301160 | California | Transient Non-Community | 73 |
| KERN MOBILE ESTATES LLC | CA1500571 | California | Community | 73 |
| RUSSIAN RIVER WINERY | CA4901115 | California | Transient Non-Community | 73 |
| PALOMAR TRAILER COURT | CA1500061 | California | Community | 73 |
| BAUTISTA CC NO. 36 | CA3310801 | California | Community | 73 |
| KNIGHTSEN COMMUNITY WATER SYSTEM | CA0707547 | California | Community | 73 |
| SUGARLOAF MUTUAL WATER COMPANY | CA5400722 | California | Transient Non-Community | 73 |
| ECHO PEAK WATER ASSOCIATION | CA0900603 | California | Transient Non-Community | 73 |
| SUNLAND VILLAGE MOBILE HOME PARK | CA1400144 | California | Community | 73 |
| PRIMROSE LANE APARTMENTS | CA1400045 | California | Community | 73 |
| WESTSIDE HARVESTING | CA1009214 | California | Community | 72 |
| GIVMARRA VINEYARD CORP | CA1502475 | California | Community | 72 |
| TICO MUTUAL WATER CO | CA5601122 | California | Community | 72 |
| FAIRMEAD LANDFILL | CA2000384 | California | Non-Transient Non-Community | 72 |
| BIG CREEK COMMUNITY SERV DIST | CA1000005 | California | Community | 72 |
| CAMP OLIVER | CA3702459 | California | Transient Non-Community | 72 |
| JIM WARD | CA5700547 | California | Transient Non-Community | 72 |
| FROMMELT WATER COMPANY | CA5700626 | California | Community | 72 |
| FOSTER RD WS #02 | CA2701793 | California | Transient Non-Community | 72 |
| HUMBOLDT BAY POWER PLANT | CA1200722 | California | Non-Transient Non-Community | 72 |
| VISTA OAKS MUTUAL WATER CO | CA4400644 | California | Community | 72 |
| SAN JOSE MEAT COMPANY | CA4300734 | California | Transient Non-Community | 72 |
| BRESSIE, V L WATER SYSTEM - MI | CA4900671 | California | Community | 72 |
| Montano Ranch | 090600038 | California | Community | 72 |
| JESUS QUINTERO LABOR CAMP | CA3501559 | California | Transient Non-Community | 72 |
| NANCE'S ENTERPRISES | CA0900406 | California | Community | 72 |
| CAMP MARANATHA | CA3301099 | California | Transient Non-Community | 72 |
| JULIAN OAKS CAMP | CA3701217 | California | Transient Non-Community | 72 |
| VINO FARMS, INC. - PRESTON RANCH | CA4901236 | California | Non-Transient Non-Community | 72 |
| HATANAKA BROTHERS FARM | CA5700605 | California | Transient Non-Community | 72 |