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 |
|---|---|---|---|---|
| SET FREE MINISTRIES | CA3705059 | California | Transient Non-Community | 50 |
| San Jacinto Travel Center | CA3302103 | California | Transient Non-Community | 50 |
| AGAPE MUTUAL WATER SYSTEM | CA1500543 | California | Community | 50 |
| HUNTER RANCH GOLF COURSE | CA4000788 | California | Transient Non-Community | 50 |
| OCOTILLO WELLS SVRA - HQ | CA3710301 | California | Transient Non-Community | 50 |
| BRETHREN HERITAGE SCHOOL, INC | CA5000335 | California | Non-Transient Non-Community | 50 |
| PNF BOULDER / LONE CREEK CGS | CA3200034 | California | Transient Non-Community | 50 |
| ARTHUR IGA | IL3122952 | California | Transient Non-Community | 50 |
| ISOT INC | CA2500913 | California | Transient Non-Community | 50 |
| DINELLIS | CA4100520 | California | Transient Non-Community | 50 |
| DUARTES | CA4100521 | California | Transient Non-Community | 50 |
| CALVA PRODUCTS CO INC | CA3901394 | California | Non-Transient Non-Community | 50 |
| ROBERTSON FARMS | CA1009136 | California | Transient Non-Community | 50 |
| HAMMONDS-DESERT RANCH | CA1009085 | California | Community | 50 |
| WELK WAU TRAILER PK | 090605068 | California | Community | 50 |
| SODA ROCK WINERY | CA4901293 | California | Transient Non-Community | 50 |
| DEATH VALLEY - BIG PINE - INACTIVE | CA1410411 | California | Transient Non-Community | 50 |
| MAX ADELZADEH | CA5103006 | California | Transient Non-Community | 50 |
| GRIMES BOAT LANDING | CA0600003 | California | Transient Non-Community | 50 |
| BELL S PRESCHOOL | CA3103202 | California | Non-Transient Non-Community | 50 |
| TOMALES CHURCH OF THE ASSUMPTION | CA2100587 | California | Transient Non-Community | 50 |
| BOULEVARD KOA DRINKING WATER | CA3700195 | California | Transient Non-Community | 50 |
| FAIRVIEW MARINA | CA5300111 | California | Transient Non-Community | 50 |
| NPS - DEATH VALLEY, WILDROSE PICNIC - IN | CA1410508 | California | Transient Non-Community | 50 |
| CAMP LITTLE BEAR | CA4901108 | California | Transient Non-Community | 50 |
| LAKESIDE CAFE | CA1600259 | California | Transient Non-Community | 50 |
| FORT ROSS VINEYARDS | CA4901377 | California | Transient Non-Community | 50 |
| SEBASTOPOL VINEYARDS | CA4901313 | California | Transient Non-Community | 50 |
| C-5-J RECREATIONAL | CA3500540 | California | Transient Non-Community | 50 |
| SCE/BIG CREEK POWERHOUSE #3 | CA1009089 | California | Non-Transient Non-Community | 50 |
| HERBERT RANCH | CA3500558 | California | Transient Non-Community | 50 |
| COLD SPRING SOADSIDE FTN | CA2500567 | California | Transient Non-Community | 50 |
| PASTOR ST BERNARD CHRCH WTR SYS | CA3901469 | California | Transient Non-Community | 50 |
| DEEP HOLE WATER ASSOC | CA4300569 | California | Community | 50 |
| TOP INDUSTRIES WS | CA2704623 | California | Non-Transient Non-Community | 50 |
| JEWEL RT 59 PLAINFIELD VEND #2 | IL3141648 | California | Transient Non-Community | 50 |
| DODGE VALLEY OASIS | CA3702138 | California | Transient Non-Community | 50 |
| CORTEZ GROWERS ASSO. WATER SYSTEM | CA2400254 | California | Transient Non-Community | 50 |
| LA CUESTA VERDE GINNING CO | CA1009093 | California | Community | 50 |
| MARTHA'S WATER SYSTEM | CA3702253 | California | Transient Non-Community | 50 |
| WILDOMAR OHV - USFS | CA3302063 | California | Transient Non-Community | 50 |
| COUNTY MARKET (140954) | IL3140954 | California | Transient Non-Community | 50 |
| LAKE COUNTY JUVENILE HOME | CA1700643 | California | Community | 50 |
| BUTTE VIEW MOBILEHOME PARK | CA0400034 | California | Community | 50 |
| MILAN E WARD | CA0400029 | California | Community | 50 |
| TULARE COUNTY | CA5401035 | California | Transient Non-Community | 50 |
| RANCH FEED & SUPPLY | CA3702479 | California | Transient Non-Community | 50 |
| WALT'S RESORT | CA1700647 | California | Transient Non-Community | 50 |
| MIKE MILLER | CA5300115 | California | Transient Non-Community | 50 |
| SODA CANYON STORE | CA2800564 | California | Transient Non-Community | 50 |