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 |
|---|---|---|---|---|
| CHAMISAL MWC | CA3600071 | California | Community | 84 |
| HAPPY HOURS MOTEL | CA0900540 | California | Transient Non-Community | 84 |
| KEN MAR GARDENS | CA4000648 | California | Community | 84 |
| TRIASSIC LEGACY VINEYARDS WATER SYSTEM | CA1503661 | California | Transient Non-Community | 83 |
| COURTHOUSE ANNEX FACILITY | CA3200112 | California | Non-Transient Non-Community | 83 |
| SJ COUNTY-REDWOOD SCHOOL | CA3900978 | California | Non-Transient Non-Community | 83 |
| DOLLAR GENERAL | NJ2104347 | California | Transient Non-Community | 83 |
| RIPPERDAN COMMUNITY DAY SCHOOL | CA2000602 | California | Non-Transient Non-Community | 83 |
| SUNRISE SHORE MUTUAL WATER COMPANY | CA1700536 | California | Community | 83 |
| CAL AM - COARSEGOLD | CA2010013 | California | Community | 83 |
| CDF - OAK GLEN CONSERVATION CAMP | CA3610800 | California | Community | 83 |
| WHITMORE STORE | CA4500331 | California | Transient Non-Community | 82 |
| SANTA ROSA CHRISTIAN SCHOOL | CA4900692 | California | Transient Non-Community | 82 |
| JACKS RANCH-RESERVATION ROAD WS | CA2700889 | California | Transient Non-Community | 82 |
| DEADWOOD CONSERVATION CAMP | CA4700590 | California | Community | 82 |
| NORTHWEST PIPE COMPANY | CA3901181 | California | Non-Transient Non-Community | 82 |
| CHOWCHILLA REC AREA EASTMAN LAKE | CA2000808 | California | Transient Non-Community | 82 |
| FLORICULTURA PACIFIC WS | CA2701152 | California | Non-Transient Non-Community | 82 |
| WENDELL LANE MUTUAL WATER COMPANY | CA4900669 | California | Community | 82 |
| PILOT TRAVEL CENTER #168 - WATER | CA5700552 | California | Non-Transient Non-Community | 82 |
| ALAMEDA COUNTY FAIRGROUNDS | CA0105020 | California | Non-Transient Non-Community | 82 |
| EBRPD ROUND VALLEY WATER SYSTEM | CA0706112 | California | Transient Non-Community | 82 |
| CC FARMS, LLC. | CA1009232 | California | Community | 82 |
| AUSTIN ACRES MUTUAL WATER COMPANY | CA4900620 | California | Community | 82 |
| TOMALES TIN BUILDING | CA2100576 | California | Transient Non-Community | 82 |
| DESERT BREEZE MOBILE HOME ESTATES | CA1502247 | California | Community | 82 |
| LAKE OF THE WOODS MOBILE VILLAGE | CA1500459 | California | Community | 82 |
| ALLEGHANY COUNTY W.D. | CA4600012 | California | Community | 82 |
| USFS STONYFORD 08-53-1803 | CA5210415 | California | Community | 82 |
| ALMOND BAYAU RANCH | CA5700611 | California | Transient Non-Community | 81 |
| CWS - PONDEROSA | CA1500352 | California | Community | 81 |
| PSMCSD - LANGLEY/VALLE PACIFICO WS | CA2701670 | California | Community | 81 |
| SHINGLETOWN PROFESSIONAL BLDG | CA4500221 | California | Transient Non-Community | 81 |
| SAN MIGUEL CANYON ROAD WATER S | CA2700747 | California | Community | 81 |
| NORTH WAWONA ESTATES (B SYSTEM) | CA2210913 | California | Transient Non-Community | 81 |
| BLUE OAK TERRACE MUTUAL | CA0409181 | California | Community | 81 |
| BANTA MUTUAL WATER CO #1 | CA3900555 | California | Community | 81 |
| Mesa Grande - Black Canyon | 090605132 | California | Community | 81 |
| BARON CANYON MUTUAL WATER CO. | CA4000214 | California | Community | 81 |
| BILL HASKIN LYNN HASKIN | CA0900589 | California | Transient Non-Community | 81 |
| CAMP KREM YOSEMITE | CA2000564 | California | Transient Non-Community | 81 |
| WEST VALLEY BAPTIST CHURCH | CA5700816 | California | Non-Transient Non-Community | 81 |
| STRONGHOLD H20 DISTRICT | CA2500806 | California | Community | 81 |
| FCSA 10A - MANSIONETTE ESTATES | CA1000554 | California | Community | 81 |
| BISHOP ACRES MUTUAL WATER COMPANY | CA1500434 | California | Community | 81 |
| STRONGHOLD H20 DISTRICT | CA2500502 | California | Community | 81 |
| OASIS PALMS RV RESORT | CA3303002 | California | Transient Non-Community | 81 |
| HAWKINS WATER CO-CAL WATER SERVICE (PUC) | CA4900546 | California | Community | 81 |
| SIENNA RIDGE ESTATES | ID1280246 | California | Community | 81 |
| WOODED VIEW ACRES MUTUAL | CA4300558 | California | Community | 81 |