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 |
|---|---|---|---|---|
| HEARST MONUMENT STATE PARK | CA4010300 | California | Non-Transient Non-Community | 200 |
| CAMP OKIHI | CA1502308 | California | Transient Non-Community | 200 |
| CONVENT OF THE SACRED HEART | CA4100519 | California | Transient Non-Community | 200 |
| LA HONDA ELEMENTARY SCHOOL | CA4100516 | California | Non-Transient Non-Community | 200 |
| MANZO INVESTMENTS | CA4200672 | California | Non-Transient Non-Community | 200 |
| RANCHO ESTATES MUTUAL WATER CO. | CA3700936 | California | Community | 200 |
| VIEIRA'S RESORT, INC | CA3400164 | California | Community | 200 |
| SIERRA BIBLE CAMP | CA3200018 | California | Transient Non-Community | 200 |
| LAKE MC CLURE BOAT CLUB MHP | CA2209064 | California | Community | 200 |
| ARCO AM/PM #82211 | CA2000766 | California | Transient Non-Community | 200 |
| CHURCH OF CHRIST | CA4200650 | California | Transient Non-Community | 200 |
| BRAUN, HERBERT L & ASSOCIATES | CA4200659 | California | Transient Non-Community | 200 |
| SLOUGHHOUSE INN | CA3400376 | California | Transient Non-Community | 200 |
| MD 07 MARINA VIEW HEIGHTS | CA2000551 | California | Community | 200 |
| EXETER KINGDOM HALL | CA5403147 | California | Transient Non-Community | 200 |
| RUSH CREEK LODGE WATER SYSTEM | CA5500369 | California | Non-Transient Non-Community | 200 |
| WEST TAHOE WATER COMPANY | CA0900639 | California | Community | 200 |
| KINGS RIVER GOLF COURSE | CA5401048 | California | Transient Non-Community | 200 |
| U S FOREST SERVICE | CA5601707 | California | Transient Non-Community | 200 |
| PUTAH CANYON CAMPGROUND | CA2800594 | California | Transient Non-Community | 200 |
| BALLICO SCHOOL | CA2400094 | California | Non-Transient Non-Community | 200 |
| NEW VISION MHP | CO0162710 | California | Community | 200 |
| MARGARET MC CARSON | CA1502107 | California | Transient Non-Community | 200 |
| DENICE & FILICE LLC - INACTIVE | CA3500807 | California | Non-Transient Non-Community | 200 |
| SILVER LAKE RESORT 2 | CA2600541 | California | Transient Non-Community | 200 |
| GRIFFIN FOOD AND GAS | CA5403122 | California | Transient Non-Community | 200 |
| REDWOOD PARK C.S.D. | CA0800526 | California | Community | 200 |
| @FRESNO ELKS LODGE #439 | CA1000300 | California | Transient Non-Community | 200 |
| GOLDEN PHEASANT INN | CA1100259 | California | Transient Non-Community | 200 |
| DONALD MAES | CA2600544 | California | Community | 200 |
| EMERALD FOREST | CA1200705 | California | Transient Non-Community | 200 |
| PARADISE RESORT 2 | CA2600548 | California | Transient Non-Community | 200 |
| CROW CANYON PARK | CA0100045 | California | Transient Non-Community | 200 |
| SALINAS MUNICIPAL GOLF COURSE | CA2701228 | California | Transient Non-Community | 200 |
| ARCOLA PLAZA | TX0790362 | California | Transient Non-Community | 200 |
| JOHNSON'S BEACH RESORT | CA4901025 | California | Transient Non-Community | 200 |
| SHADY REST-REST AREA E OF | CA0400055 | California | Transient Non-Community | 200 |
| NORTH TAHOE PUBLIC UTIL DIST | CA3110201 | California | Community | 200 |
| SANDPIPER SHORES RESORT | CA1700626 | California | Transient Non-Community | 200 |
| ALPINE SPRINGS COUNTY WTR DIS | CA3110129 | California | Community | 200 |
| BELLA VISTA MOBILE LODGE | CA4000512 | California | Community | 200 |
| USFS DEERLICH SPRINGS CAMPGROU | CA5300141 | California | Transient Non-Community | 200 |
| USFS LEE VINING RANGER STATION | CA2600524 | California | Transient Non-Community | 200 |
| BILL MASSA COMPANY WS**CLOSED** | CA2701224 | California | Non-Transient Non-Community | 200 |
| FINEAR COMMEERCIAL PROJECT | CA4200673 | California | Transient Non-Community | 200 |
| CENTERVILLE BEACH NAVAL FAC. | CA1210700 | California | Community | 200 |
| BLUFF POINTE GOLF COURSE AND LEARNING CE | CA1000443 | California | Transient Non-Community | 200 |
| YOSEMITE BIBLE CAMP | CA2000048 | California | Transient Non-Community | 200 |
| LAMMERSVILLE SCHOOL | CA3901019 | California | Non-Transient Non-Community | 200 |
| CALIF CANNERS & GROWERS | CA4300729 | California | Transient Non-Community | 200 |