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 |
|---|---|---|---|---|
| CORRAL DRIVE-IN THEATER | OR4191794 | California | Transient Non-Community | 250 |
| STANDARD WATER COMPANY | CA5500023 | California | Non-Transient Non-Community | 250 |
| CENTRAL GAITHER SCHOOL | CA5100150 | California | Non-Transient Non-Community | 250 |
| BILL & KATHY'S | CA5700551 | California | Non-Transient Non-Community | 250 |
| YOSEMITE WHOLESALE | CA2400139 | California | Non-Transient Non-Community | 250 |
| ADAIR KUNDE, LLC | CA4901227 | California | Non-Transient Non-Community | 250 |
| CAMP WOLFEBORO | CA0500055 | California | Transient Non-Community | 250 |
| OAKLAND COUNCIL B.S.A. | CA5500134 | California | Transient Non-Community | 250 |
| FRESNO VALVES & CASTINGS | CA1000541 | California | Non-Transient Non-Community | 250 |
| REDWOOD MEMORIAL HOSPITAL | CA1200779 | California | Non-Transient Non-Community | 250 |
| BLACK BUTTE ELEMENTARY SCHOOL | CA4500183 | California | Non-Transient Non-Community | 250 |
| RAM NAAM MANDALI CHURCH OF MODESTO | CA5000467 | California | Transient Non-Community | 250 |
| MOUNTAIN VIEW MOBILE ESTATES, LLC | CA4900798 | California | Community | 250 |
| FRANZIA WINERY | CA3900798 | California | Non-Transient Non-Community | 250 |
| CUYAMA ELEMENTARY SCHOOL | CA4200879 | California | Non-Transient Non-Community | 250 |
| QUEEN MOTEL WS | CA2700706 | California | Community | 250 |
| STATE LINE RV PARK | CA4700820 | California | Transient Non-Community | 250 |
| BAGDASARIAN PACKING THERMAL, LLC | CA3301935 | California | Non-Transient Non-Community | 250 |
| RAMONA OAKS RV RESORT | CA3702338 | California | Non-Transient Non-Community | 250 |
| SACRAMENTO YACHT CLUB | CA5700588 | California | Transient Non-Community | 250 |
| LIGHTHOUSE BAPTIST CHURCH | CA0707614 | California | Non-Transient Non-Community | 250 |
| MEYERS WATER CO. | CA2800530 | California | Community | 250 |
| SOLEDAD MOUNTAIN PROJECT WATER SYSTEM | CA1503664 | California | Non-Transient Non-Community | 250 |
| DATE PALM MOBILE PARK | CA3301177 | California | Community | 250 |
| CASA DE FRUTA WATER SYSTEM | CA4300611 | California | Community | 250 |
| CRESTMORE HEIGHTS MWC | CA3301173 | California | Community | 250 |
| MODOC NATIONAL WILDLIFE REFUGE | CA2500208 | California | Transient Non-Community | 250 |
| CLEAR CREEK MOBILEHOME ESTATES | CA4500065 | California | Community | 250 |
| BACCHUS LANDING CELLARS | CA4901474 | California | Transient Non-Community | 250 |
| RIVER INN | CA2701283 | California | Transient Non-Community | 250 |
| LINDCREST SCHOOL | CA5100167 | California | Transient Non-Community | 250 |
| VINTER S VILLAGE | CA2801053 | California | Transient Non-Community | 250 |
| MINERAL SPRINGS RESORT | CA3301517 | California | Transient Non-Community | 250 |
| SIERRA CITY WATER WORKS, INC. | CA4600056 | California | Community | 250 |
| SKYWALKER RANCH | CA2100566 | California | Non-Transient Non-Community | 250 |
| JOHNSONS TRAILER PARK | NM3540907 | California | Community | 250 |
| WISHON VILLAGE | CA1000223 | California | Transient Non-Community | 250 |
| LAY S RESTAURANT - INACTIVE | CA3901043 | California | Transient Non-Community | 250 |
| SACRAMENTO AUTO AUCTION | CA5700587 | California | Transient Non-Community | 250 |
| FIREBAUGH TRAVEL PLAZA (SW) | CA2400085 | California | Transient Non-Community | 250 |
| EAST ACRES MUTUAL WATER COMPANY | CA2000512 | California | Community | 250 |
| NORTHCREST MOBILE HOME PARK | CA0800552 | California | Community | 250 |
| GABLES WATER COMPANY | CA3601191 | California | Transient Non-Community | 250 |
| LAKE JODIE WATER SYSTEM | CA3600785 | California | Community | 250 |
| MDF-MEDICINE LAKE | CA4700870 | California | Transient Non-Community | 250 |
| WEIMAR INSTITUTE | CA3100073 | California | Community | 250 |
| PARK HEIGHTS MUTUAL WATER CO | CA5000017 | California | Community | 250 |
| PENN VALLEY MOBILE HOME PARK | CA2901693 | California | Community | 250 |
| AMERICAN UNION SCHOOL | CA1000204 | California | Non-Transient Non-Community | 250 |
| WENCH CREEK CAMPGROUND | CA0901249 | California | Transient Non-Community | 250 |