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 |
|---|---|---|---|---|
| FORMER NESTLE USA INC FACILITY | CA3900794 | California | Non-Transient Non-Community | 100 |
| JEWEL 3720 VENDING 159TH STREE | IL3147454 | California | Transient Non-Community | 100 |
| LOCKEFORD SCHOOL | CA3900829 | California | Transient Non-Community | 100 |
| TONYS FINER FOODS NORTH RIVERSIDE | IL3144584 | California | Transient Non-Community | 100 |
| NRG ETIWANDA GENERATING STATION | CA3601124 | California | Non-Transient Non-Community | 100 |
| BUCKHORN LODGE AND LIQUOR | CA4600054 | California | Transient Non-Community | 100 |
| WILLIAM FISK | CA3901178 | California | Transient Non-Community | 100 |
| GIUSTIS | CA3400224 | California | Transient Non-Community | 100 |
| SOLANO VERDE MUTUAL WATER CO | CA5602130 | California | Community | 100 |
| HIDDEN VALLEY GRILL | CA1700578 | California | Transient Non-Community | 100 |
| DOMINICKS N WEBER RD ROMEOVILLE | IL3147447 | California | Transient Non-Community | 100 |
| USFS/LASSEN BIG PINE CAMPGROUN | CA4500021 | California | Transient Non-Community | 100 |
| HARMONY GROVE SCHOOL | CA3900852 | California | Transient Non-Community | 100 |
| SIERRA ESTATES MUTUAL WATER COMPANY | CA2900548 | California | Community | 100 |
| JEWEL OSCO NBO | IL3144220 | California | Transient Non-Community | 100 |
| ALPINE SCHOOL | CA3900853 | California | Transient Non-Community | 100 |
| BRUELLA SCHOOL | CA3900854 | California | Transient Non-Community | 100 |
| COUNTRYSIDE MKT & RESTRNT - BEAR MTN | CA1503676 | California | Transient Non-Community | 100 |
| OCEAN KING BUILDING (SWS) | CA3400447 | California | Transient Non-Community | 100 |
| ANTELOPE OAKS WATER SYSTEM | CA3107329 | California | Non-Transient Non-Community | 100 |
| BEAR STATE WATER WORKS | CA0901217 | California | Community | 100 |
| KRATKA RIDGE SKI RESORT | CA1900006 | California | Transient Non-Community | 100 |
| WATSONVILLE YMCA | CA2700968 | California | Transient Non-Community | 100 |
| MONTEREY BAY GIRL SCOUT | CA2700967 | California | Transient Non-Community | 100 |
| SALYER SAFETY REST | CA5300096 | California | Transient Non-Community | 100 |
| San Luis R.V. Resort CLOSED | CA2400050 | California | Transient Non-Community | 100 |
| BEACON OIL | CA2400038 | California | Transient Non-Community | 100 |
| ESAU COMMERCIAL CENTER | CA2400037 | California | Transient Non-Community | 100 |
| USFS-JACKSON FLATS V-2-1 | CA1900512 | California | Transient Non-Community | 100 |
| MR T & B BBQ | CA3601177 | California | Transient Non-Community | 100 |
| THAT CREATIVE CAFE | CA3601178 | California | Transient Non-Community | 100 |
| BIG OAKS LODGE | CA1900992 | California | Transient Non-Community | 100 |
| CSP-ANDERSON MARSH STATE PARK | CA1710302 | California | Transient Non-Community | 100 |
| TUCKER ACRES MUTUAL WATER CO. | CA2801051 | California | Community | 100 |
| ANDERSON BOWL | CA4500198 | California | Transient Non-Community | 100 |
| ROBERT A BAUR | CA5300014 | California | Community | 100 |
| SOUTHERN CALIFORNIA WATERCO | CA1900539 | California | Community | 100 |
| PALOMAR ARTESIAN SPRINGS | CA3700007 | California | Transient Non-Community | 100 |
| WEBB OAK MUTUAL WATER COMPANY | CA1900925 | California | Community | 100 |
| RANCHO DE LA FUENTE | CA1700723 | California | Transient Non-Community | 100 |
| STOCKTON SILVER LAKE FAMILY CAMP | CA0300007 | California | Transient Non-Community | 100 |
| POLLARD CAMP GROUND USFS | CA4500051 | California | Transient Non-Community | 100 |
| HOLT SCHOOL | CA3901374 | California | Transient Non-Community | 100 |
| VALLEY HI COUNTRY CLUB | CA3400283 | California | Transient Non-Community | 100 |
| CHAGDUD GONPA FOUNDATION | CA5304210 | California | Transient Non-Community | 100 |
| MIDWAY FOODS | CA4800786 | California | Transient Non-Community | 100 |
| MARIPOSA COUNTY ROAD DEPT | CA2200001 | California | Community | 100 |
| SAN LUIS BUSINESS PARK | CA4000711 | California | Non-Transient Non-Community | 100 |
| THE CAVERN | CA5304207 | California | Transient Non-Community | 100 |
| LAS COLINAS VINEYARD | CA2700947 | California | Transient Non-Community | 100 |