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 |
|---|---|---|---|---|
| FRANKLIN SCHOOL | CA2400086 | California | Transient Non-Community | 200 |
| SHADY REST-REST AREA E OF | CA0400055 | California | Transient Non-Community | 200 |
| BLACK OAK FACILITY | CA2300858 | California | Transient Non-Community | 200 |
| SALINAS MUNICIPAL GOLF COURSE | CA2701228 | California | Transient Non-Community | 200 |
| BALLICO SCHOOL | CA2400094 | California | Non-Transient Non-Community | 200 |
| PLACERCOUNTY WATER AGENCY | CA3110125 | California | Community | 200 |
| WHISKEY SLOUGH HARBOR | CA3900807 | California | Transient Non-Community | 200 |
| ROBERT ZOHOLI | CA5300056 | California | Transient Non-Community | 200 |
| TREES OF MYSTERY | CA0800608 | California | Transient Non-Community | 200 |
| A & J WATER | CA2000227 | California | Transient Non-Community | 200 |
| BATTH DEHYDRATOR | CA1000465 | California | Non-Transient Non-Community | 200 |
| VIRGIN STURGEON | CA3400226 | California | Transient Non-Community | 200 |
| PSMCSD - SPRINGFIELD WS | CA2700771 | California | Community | 200 |
| SYCAMORE MINERAL SPRINGS RESORT | CA4000689 | California | Non-Transient Non-Community | 200 |
| JEHOVAH'S WITNESSES - SOUTHPORT | CA5700820 | California | Transient Non-Community | 200 |
| WEST PLAINFIELD FIRE STATION | CA5700710 | California | Transient Non-Community | 200 |
| TONAWANDA WATER COMPANY | CA3702710 | California | Transient Non-Community | 200 |
| LA CUMBRE PARTNERS | CA4200674 | California | Transient Non-Community | 200 |
| ALPINE SPRINGS COUNTY WTR DIS | CA3110129 | California | Community | 200 |
| THE MORNING STAR COMPANY | CA5000478 | California | Non-Transient Non-Community | 200 |
| HIDDEN VALLEY OWNER LLC | MT0000035 | California | Community | 200 |
| GRIZZLY ROCK CAFE | CA5000400 | California | Transient Non-Community | 199 |
| WESTERN SKIES MOBILE HOME PARK | CA1900541 | California | Community | 198 |
| SIERRA TRAILS LODGE | CA1500467 | California | Community | 198 |
| ALPINE VILLAGE | CA3301491 | California | Community | 198 |
| STERLING MUTUAL WATER COMPANY | CA1910158 | California | Community | 198 |
| COLONIAL OAK WC INC | CA2700534 | California | Community | 198 |
| CHINA LAKE ACRES MUTUAL WATER COMPANY | CA1500563 | California | Community | 198 |
| CRAZZY'S WASEWAGAN CAMP | CA3600770 | California | Transient Non-Community | 198 |
| USFWS SAN LUIS NWR COMPLEX | CA2410021 | California | Non-Transient Non-Community | 196 |
| U.S.F.S. | CA5500135 | California | Transient Non-Community | 196 |
| LEE HARRISON | CA1009264 | California | Community | 196 |
| LONG VALLEY CHARTER SCHOOL | CA1800576 | California | Non-Transient Non-Community | 196 |
| STONEGATE MOBILE HOME PARK | CA4900795 | California | Community | 196 |
| FCWWD 40 - SHAVER SPRINGS | CA1000042 | California | Community | 196 |
| SATICOY COUNTRY CLUB-CITY OF VENTURA | CA5602140 | California | Community | 196 |
| RIDGEWOOD MOBILE HOME PARK | CO0130676 | California | Community | 196 |
| REEDS CREEK SCHOOL | CA5200540 | California | Non-Transient Non-Community | 196 |
| ALPINE ACRES MUTUAL WATER CO | CA5500041 | California | Community | 195 |
| FORT HUMBOLDT | CA1210302 | California | Transient Non-Community | 195 |
| HITCHIN LUCERNE INC | CA3601106 | California | Non-Transient Non-Community | 195 |
| SILVER DOLLAR FAIRGROUNDS | CA0405003 | California | Non-Transient Non-Community | 195 |
| TID/ LA GRANGE WATER SYSTEM | CA5000010 | California | Community | 195 |
| WOODSIDE MUTUAL | CA4100546 | California | Community | 195 |
| SUGAR PINE RV PARK | CA5500215 | California | Transient Non-Community | 195 |
| ALLEN ROAD MUTUAL WATER SYSTEM | CA1500483 | California | Community | 195 |
| KLAMATH COVE RV PARK | CA0800633 | California | Transient Non-Community | 194 |
| CYPRESS ACRES WATER ASSOCIATIO | CA3000853 | California | Community | 194 |
| MPWD-COULTERVILLE CSA 1 | CA2210901 | California | Community | 193 |
| WATER'S EDGE CONDOMINIUMS | CA0900563 | California | Transient Non-Community | 193 |