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 |
|---|---|---|---|---|
| LODI USD-CLEMENTS SCHOOL | CA3900830 | California | Non-Transient Non-Community | 116 |
| HESSEL CHURCH | CA4901008 | California | Transient Non-Community | 116 |
| BAYVIEW CENTER | MT0002681 | California | Non-Transient Non-Community | 116 |
| ISOT COMMUNITY WATER SYSTEM | CA2500911 | California | Community | 116 |
| JACK HALE, PRESIDENT | CA3000828 | California | Community | 116 |
| HIDDEN CANYON RANCH MWC | CA2702554 | California | Community | 116 |
| AIRPORT PLANET WATER | CA4500333 | California | Non-Transient Non-Community | 116 |
| DEL ORO WC - LARKSPUR MEADOWS | CA5200574 | California | Community | 116 |
| REDCREST WATER WORKS | CA1200544 | California | Community | 116 |
| JESSIE JAMES TRAILER PARK | CA1502135 | California | Community | 116 |
| SELECT HARVEST USA, LLC | CA2400339 | California | Non-Transient Non-Community | 115 |
| COARSEGOLD MARKET | CA2000558 | California | Non-Transient Non-Community | 115 |
| CAMP ROBERTS WELL 6A | CA2710706 | California | Transient Non-Community | 115 |
| KERN HIGH SCHOOL FARM | CA1502313 | California | Transient Non-Community | 115 |
| CONCOW ELEMENTARY SCHOOL | CA0400064 | California | Non-Transient Non-Community | 115 |
| 49ER TRAILER RANCH | CA5500120 | California | Community | 115 |
| INDIAN GRINDING ROCK STATE PAR | CA0300009 | California | Transient Non-Community | 115 |
| EBRPD ALHAMBRA | CA0707644 | California | Transient Non-Community | 115 |
| SWEETWATER ESTATES MHP | WY5601737 | California | Community | 115 |
| TEHACHAPI CEMENT LLC | CA1500050 | California | Non-Transient Non-Community | 115 |
| HUNEWILL GUEST RANCH | CA2600600 | California | Transient Non-Community | 115 |
| LUNDBLADE WATER COMPANY | CA1200595 | California | Community | 115 |
| CAMP HAMMER | CA4400706 | California | Transient Non-Community | 115 |
| CRYSTAL GEYSER BOTTLING PLANT | CA1400528 | California | Non-Transient Non-Community | 115 |
| FCSA 14 - BELMONT MANOR | CA1000023 | California | Community | 115 |
| SCOTT EHRLICH WATER SYSTEM | CA4200893 | California | Transient Non-Community | 115 |
| JAHANT WOODS CELLARS | CA3902212 | California | Non-Transient Non-Community | 115 |
| FRAZIER'S WAY BUSINESS PARK | AK2220481 | California | Non-Transient Non-Community | 115 |
| VILLADOM MOBILE HOME PARK | OR4100525 | California | Community | 115 |
| H AND R FACILITIES | CA1000673 | California | Non-Transient Non-Community | 115 |
| BOBCAT SPRINGS MUTUAL WATER COMPANY | CA4200891 | California | Community | 115 |
| EL SOL WATER COMPANY | CA4400606 | California | Community | 115 |
| GREGORY MUNOZ | CA4800656 | California | Transient Non-Community | 115 |
| ANZA PETROLEUM INC | CA3302102 | California | Transient Non-Community | 115 |
| BURNT RANCH ESTATES | CA5304109 | California | Community | 115 |
| GERLE CREEK SUMMER HOMES | CA0901250 | California | Transient Non-Community | 115 |
| BLACK CHASM CAVERN | CA0300088 | California | Transient Non-Community | 115 |
| DOWNTOWN GRATON MUTUAL WATER SYSTEM | CA4901246 | California | Community | 115 |
| VIRMARGO WATER COMPANY | CA5400813 | California | Community | 115 |
| SIERRA VIEW JR ACADEMY | CA5400711 | California | Non-Transient Non-Community | 115 |
| RODRIGUEZ LABOR CAMP | CA5400735 | California | Community | 115 |
| VALLEY BROOK MHP | OK3001933 | California | Community | 114 |
| CHRISTENSEN COURT | CA5602102 | California | Community | 114 |
| DEER CREEK RV PARK | CA5402057 | California | Transient Non-Community | 114 |
| GRIMMWAY FARMS - DAVID ROAD | CA1503688 | California | Non-Transient Non-Community | 114 |
| YOLO CO AIRPORT | CA5700714 | California | Non-Transient Non-Community | 114 |
| BARRON LAKE/ROSEBUSH | MI0040092 | California | Community | 114 |
| Los Coyotes | 090605147 | California | Community | 114 |
| USFS BULLARDS BAR 17-53-23195 | CA3110433 | California | Community | 114 |
| SILVERFORK MUTUAL WATER | CA0900301 | California | Transient Non-Community | 114 |