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 |
|---|---|---|---|---|
| MENF-FOUTS SPRINGS CG | CA0600076 | California | Transient Non-Community | 531 |
| PALMS RIVER RESORT | CA3600372 | California | Community | 531 |
| TUD - BIG HILL WATER SYSTEM | CA5510029 | California | Community | 531 |
| INDIAN SPRINGS MWS - INACTIVE | CA2701140 | California | Community | 531 |
| ALLENSWORTH CSD | CA5400544 | California | Community | 531 |
| ELBOW CREEK ELEMENTARY SCHOOL | CA5400844 | California | Non-Transient Non-Community | 530 |
| UNITED PACIFIC #0251 | CA2000963 | California | Transient Non-Community | 530 |
| CSA 42 ORO GRANDE | CA3600220 | California | Community | 529 |
| SWS LAND DEVELOPMENT INC | CA2000951 | California | Non-Transient Non-Community | 529 |
| HINKLEY ELEMENTARY SCHOOL | CA3600125 | California | Non-Transient Non-Community | 527 |
| MONO VILLAGE WATER DISTRICT | CA5500062 | California | Community | 525 |
| CAZADERO WATER COMPANY, INC. (PUC) | CA4900508 | California | Community | 525 |
| BRIDGEPORT PUD | CA2610003 | California | Community | 524 |
| CASTLEWOOD DOMESTIC WATER SYSTEM | CA0105008 | California | Community | 524 |
| NORTH TAHOE PUD - CARNELIAN WOODS | CA3110023 | California | Community | 524 |
| DEL ORO WATER CO.-STIRLING BLUFFS | CA0410018 | California | Community | 521 |
| SUN OAKS RACQUET CLUB | CA4500216 | California | Non-Transient Non-Community | 521 |
| CAMPOS BROS. FARMS | CA1000580 | California | Non-Transient Non-Community | 520 |
| PSMCSD - MOSS LANDING HARBOR WS | CA2701515 | California | Community | 520 |
| DESERT HOT SPRINGS SPA HOTEL | CA3301206 | California | Transient Non-Community | 520 |
| MOUNTAIN MESA WATER COMPANY | CA1500320 | California | Community | 518 |
| BALDY MESA COUNTY | CA3600024 | California | Community | 518 |
| WEST PALM SPRINGS VILLAGE | CA3310078 | California | Community | 517 |
| FRAZIER MOUNTAIN HIGH SCHOOL | CA1503140 | California | Non-Transient Non-Community | 516 |
| RANCHO YERDUGO MUTUAL WATER CO | CA1500514 | California | Community | 516 |
| Cahuilla Casino | 090605144 | California | Non-Transient Non-Community | 515 |
| COS-HANFORD CENTER | CA1600253 | California | Non-Transient Non-Community | 515 |
| GOLDEN WEST HIGH SCHOOL | CA5400872 | California | Transient Non-Community | 515 |
| JUNE MOUNTAIN SKI AREA - LOWER | CA2600614 | California | Transient Non-Community | 514 |
| JUNE MOUNTAIN SKI AREA - UPPER | CA2600615 | California | Transient Non-Community | 514 |
| INDIAN CREEK GOLF COURSE | CA3100062 | California | Transient Non-Community | 512 |
| LAKEVIEW HILLS COMMUNITY ASSN | CA3110102 | California | Community | 512 |
| COLUSA CO. WWD #1 - GRIMES | CA0600008 | California | Community | 512 |
| MADERA DISTRICT FAIR | CA2000315 | California | Transient Non-Community | 512 |
| INDIANOLA SCHOOL | CA1000187 | California | Non-Transient Non-Community | 511 |
| CABAZON C W D | CA3301071 | California | Transient Non-Community | 510 |
| KIT CARSON ELEM SCHOOL | CA1600014 | California | Non-Transient Non-Community | 510 |
| SOULSBYVILLE ELEMENTARY SCHOOL | CA5500106 | California | Non-Transient Non-Community | 510 |
| STARLITE PINES MUTUAL WATER CO INC | CA4500195 | California | Community | 510 |
| BURGER KING #9310 | CA3601131 | California | Transient Non-Community | 510 |
| Santa Ysabel Enterprise System | 090600054 | California | Non-Transient Non-Community | 510 |
| UVAS CANYON COUNTY PARK | CA4300616 | California | Transient Non-Community | 509 |
| STUDIOS 6 SUITES | CA2000545 | California | Transient Non-Community | 508 |
| CAJON PASS SHELL | CA3601169 | California | Transient Non-Community | 507 |
| GREEN ACRES MIDDLE SCHOOL | CA5400840 | California | Non-Transient Non-Community | 507 |
| NORTH TAHOE PUD - DOLLAR COVE | CA3110036 | California | Community | 507 |
| JENNESS PARK CHRISTIAN CAMP | CA5500019 | California | Transient Non-Community | 507 |
| ANTELOPE VALLEY INDIAN MUSEUM STATE PARK | CA1910301 | California | Transient Non-Community | 506 |
| BARTLETT PARK | CA5400922 | California | Transient Non-Community | 506 |
| CABANA HOLIDAY WS | CA2700522 | California | Community | 506 |