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 |
|---|---|---|---|---|
| EAGLE NEST HOMEOWNERS' ASSOCIATION | CA1800514 | California | Transient Non-Community | 84 |
| BENTLEY TRAILER COURT | CA3900726 | California | Community | 84 |
| HAPPY HOURS MOTEL | CA0900540 | California | Transient Non-Community | 84 |
| FIRM FOUNDATION ACADEMY | CA4600096 | California | Transient Non-Community | 84 |
| EAST COLTON HEIGHT | CA3600097 | California | Community | 84 |
| GOLDEN HILLS MUTUAL WATER CO | CA3100528 | California | Community | 84 |
| MD 36 EASTIN ARCOLA | CA2000727 | California | Community | 84 |
| PONDEROSA RV PARK | CA1000365 | California | Transient Non-Community | 84 |
| LINDEN MANOR MHP | IL1670180 | California | Community | 84 |
| SIERRA SHADOWS MOBILE MANOR | CA5400667 | California | Community | 84 |
| LANE HAVEN MOBILE HOME PARK | CA1500504 | California | Community | 84 |
| CHAMISAL MWC | CA3600071 | California | Community | 84 |
| CLIFTON HEIGHTS WATER & LAND | CA3600074 | California | Community | 84 |
| LAKE SAN ANTONIO MHP WS | CA2701906 | California | Community | 84 |
| PHILLIPS TRACT MUTUAL WATER COMPANY | CA0900638 | California | Transient Non-Community | 84 |
| DELTA PALMS MUTUAL WATER CO | CA1500372 | California | Community | 84 |
| FALLON ROAD LABOR HOUSING | CA3500830 | California | Community | 84 |
| SIERRA EAST HOA | CA2600622 | California | Community | 84 |
| RAMONA WOODS WATER ASSOCIATION | CA4400514 | California | Community | 84 |
| ORR SPRINGS RESORT | CA2300509 | California | Transient Non-Community | 84 |
| DAVIS ESTATES | CA2801057 | California | Non-Transient Non-Community | 84 |
| KEN MAR GARDENS | CA4000648 | California | Community | 84 |
| PANORAMA PARK FIRE PRO CO | CA5400724 | California | Transient Non-Community | 84 |
| CASTROVILLE BLVD | CA2700526 | California | Community | 84 |
| MT RALSTON PROPERTIES ASSC INC | CA0900643 | California | Transient Non-Community | 84 |
| WEATHERLY MUTUAL WATER COMPANY | CA2000519 | California | Community | 84 |
| WYNOLA FARMS WATER DISTRICT | CA3705070 | California | Transient Non-Community | 84 |
| Round Valley Agency | 090605073 | California | Community | 84 |
| SARALEE'S VINEYARD AND TASTING ROOM | CA4901431 | California | Transient Non-Community | 84 |
| RIPPERDAN COMMUNITY DAY SCHOOL | CA2000602 | California | Non-Transient Non-Community | 83 |
| CAL AM - COARSEGOLD | CA2010013 | California | Community | 83 |
| SJ COUNTY-REDWOOD SCHOOL | CA3900978 | California | Non-Transient Non-Community | 83 |
| DOLLAR GENERAL | NJ2104347 | California | Transient Non-Community | 83 |
| SUNRISE SHORE MUTUAL WATER COMPANY | CA1700536 | California | Community | 83 |
| TRIASSIC LEGACY VINEYARDS WATER SYSTEM | CA1503661 | California | Transient Non-Community | 83 |
| CDF - OAK GLEN CONSERVATION CAMP | CA3610800 | California | Community | 83 |
| COURTHOUSE ANNEX FACILITY | CA3200112 | California | Non-Transient Non-Community | 83 |
| NORTHWEST PIPE COMPANY | CA3901181 | California | Non-Transient Non-Community | 82 |
| DESERT BREEZE MOBILE HOME ESTATES | CA1502247 | California | Community | 82 |
| TOMALES TIN BUILDING | CA2100576 | California | Transient Non-Community | 82 |
| EBRPD ROUND VALLEY WATER SYSTEM | CA0706112 | California | Transient Non-Community | 82 |
| LAKE OF THE WOODS MOBILE VILLAGE | CA1500459 | California | Community | 82 |
| FLORICULTURA PACIFIC WS | CA2701152 | California | Non-Transient Non-Community | 82 |
| AUSTIN ACRES MUTUAL WATER COMPANY | CA4900620 | California | Community | 82 |
| CHOWCHILLA REC AREA EASTMAN LAKE | CA2000808 | California | Transient Non-Community | 82 |
| ALAMEDA COUNTY FAIRGROUNDS | CA0105020 | California | Non-Transient Non-Community | 82 |
| USFS STONYFORD 08-53-1803 | CA5210415 | California | Community | 82 |
| WENDELL LANE MUTUAL WATER COMPANY | CA4900669 | California | Community | 82 |
| CC FARMS, LLC. | CA1009232 | California | Community | 82 |
| SANTA ROSA CHRISTIAN SCHOOL | CA4900692 | California | Transient Non-Community | 82 |