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 |
|---|---|---|---|---|
| PALISADES, THE | CA1100452 | California | Community | 62 |
| NELSON INDUSTRIAL PARK | CA2900618 | California | Non-Transient Non-Community | 62 |
| U.S. ARMY CORPS-LIBERTY GLEN CAMPGROUND | CA4901205 | California | Transient Non-Community | 62 |
| WASHINGTON RIDGE C.C. | CA2910013 | California | Community | 62 |
| CAMEO ICE CREAM PARLOR | CA0500034 | California | Transient Non-Community | 62 |
| LEWIS ROAD WATER SYSTEM #4 | CA2700628 | California | Community | 62 |
| 18962 SANDY ROAD CASTRO | CA5000074 | California | Community | 62 |
| HILL HOUSE L.L.C. | CA2300746 | California | Transient Non-Community | 62 |
| RISING SUN SCHOOL | CA5000254 | California | Non-Transient Non-Community | 62 |
| TEEN CHALLENGE, INC. | CA1503082 | California | Transient Non-Community | 62 |
| SPRING HILLS GOLF COURSE | CA4400823 | California | Transient Non-Community | 62 |
| TWENTYNINE PALMS INN | CA3600608 | California | Transient Non-Community | 62 |
| QUAIL RIDGE RV PARK | CA5800826 | California | Transient Non-Community | 62 |
| FOREST POINT MHC | CA0300024 | California | Community | 62 |
| ZONNEVELD DAIRY - CERINI | CA1000627 | California | Community | 62 |
| TUD-WARDS FERRY RANCHES | CA5500363 | California | Community | 62 |
| USFS-TOIYABE, CHAS NAPES BLDG | CA2610400 | California | Transient Non-Community | 62 |
| BLACKBERRY TRAILER PARK | CA0800624 | California | Transient Non-Community | 62 |
| REDWIND FOUNDATION - INACTIVE | CA4000666 | California | Community | 62 |
| U.S. FOREST SERVICE | CA5300033 | California | Transient Non-Community | 62 |
| K BARR DAUGHTERS WATER SYSTEM | CA4901461 | California | Transient Non-Community | 61 |
| BERRY CREEK SCHOOL | CA0400068 | California | Non-Transient Non-Community | 61 |
| FRED S MINI MALL | CA4500225 | California | Transient Non-Community | 61 |
| BUCKHORN CAMP | CA3301063 | California | Transient Non-Community | 61 |
| FLOW RESTAURANT | CA2301012 | California | Transient Non-Community | 61 |
| DESTINY MCINTYRE RV CAMPGROUND | CA3301571 | California | Transient Non-Community | 61 |
| BEST RV CENTER | CA5000601 | California | Non-Transient Non-Community | 61 |
| TSASDI RESORT | CA4500185 | California | Transient Non-Community | 61 |
| MARK WEST ACRES MWC | CA4900605 | California | Community | 61 |
| LODI WINE & BUSINESS CENTER | CA3901179 | California | Non-Transient Non-Community | 61 |
| CORSON AVENUE WELL WATER SYSTE | CA5000011 | California | Community | 61 |
| THE RED HEN | CA3601170 | California | Transient Non-Community | 61 |
| STUHLMULLER VINEYARDS | CA4901343 | California | Transient Non-Community | 61 |
| LIGHTHOUSE POINTE | CA2300653 | California | Transient Non-Community | 61 |
| SUPERIOR MUTUAL WATER COMPANY | CA1503209 | California | Non-Transient Non-Community | 61 |
| MONTEREY BAY NURSERY WS | CA2702336 | California | Non-Transient Non-Community | 61 |
| OAKMONT WATER SYSTEM | CA4300526 | California | Community | 61 |
| MAD RIVER COMPOUND - USFS | CA5305103 | California | Non-Transient Non-Community | 61 |
| MISIONERO VEGETABLES WS | CA2701946 | California | Non-Transient Non-Community | 61 |
| RACK & RIDDLE CUSTOM WINE SERVICES | CA4901122 | California | Transient Non-Community | 61 |
| THE BOEING COMPANY - HDAIT | CA1910137 | California | Non-Transient Non-Community | 61 |
| Pit River XL Rancheria | 090605041 | California | Community | 61 |
| GRATON COMMERCE CENTER | CA4901368 | California | Non-Transient Non-Community | 60 |
| CALIF. CONSERVATION CORPS | CA0000602 | California | Community | 60 |
| AUSTIN CREEK BLOCKS 14 & 15 | CA4900627 | California | Community | 60 |
| MARIPOSA LUTHERAN CHURCH | CA2210931 | California | Transient Non-Community | 60 |
| ABC PRESCHOOL | CA1000419 | California | Non-Transient Non-Community | 60 |
| LUCILLE SINGLETON | CA5700635 | California | Transient Non-Community | 60 |
| THOMPSON CAMPGROUND | CA1200770 | California | Transient Non-Community | 60 |
| ST JOSEPH'S COLLEGE | CA4300776 | California | Community | 60 |