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 |
|---|---|---|---|---|
| CALICO LAKE HOMEOWNERS | CA3601036 | California | Community | 150 |
| TEHAMA CO.-WALNUT ST. COMPLEX | CA5200005 | California | Non-Transient Non-Community | 150 |
| YMCA UNKNOWN | CA1000131 | California | Transient Non-Community | 150 |
| BELMONT COUNTRY CLUB | CA1000473 | California | Non-Transient Non-Community | 150 |
| JOE SILVA | CA2701021 | California | Community | 150 |
| ANDERSON TUCKER OAKS GOLF | CA4500217 | California | Transient Non-Community | 150 |
| MENS CORRECTIONAL CENTER | CA4100574 | California | Non-Transient Non-Community | 150 |
| BP OIL STATION 22490 PWS | OH7749312 | California | Transient Non-Community | 150 |
| DOCTOR'S PARK OWNERS ASSOCIATION | CA4700881 | California | Non-Transient Non-Community | 150 |
| HINES NURSERIES WINTERS NORTH | CA4810020 | California | Non-Transient Non-Community | 150 |
| SIERRA BREEZE MUTUAL WATER COMPANY | CA1500447 | California | Community | 150 |
| ARTOIS CSD | CA1100538 | California | Community | 150 |
| CAMP RUCKER LAKE | CA2900516 | California | Transient Non-Community | 150 |
| LIA HONA CLUB L.D.S. | CA5500140 | California | Transient Non-Community | 150 |
| NPS - DEATH VALLEY, FURNACE CREEK | CA1410505 | California | Community | 150 |
| MUT, WATER OWNERS OF LOS NIETOS | CA1900114 | California | Community | 150 |
| BY WAY MOBILE HOME PARK | OH2500212 | California | Community | 150 |
| CAMP OKIZU | CA0400164 | California | Transient Non-Community | 150 |
| BLUE LAKE YOUTH CAMP | CA1800607 | California | Transient Non-Community | 150 |
| CALPINE (GEYSERS ADMINISTRATION CENTER) | CA4901030 | California | Non-Transient Non-Community | 150 |
| YMCA CAMP MILLWOOD | CA1000150 | California | Transient Non-Community | 150 |
| ROLL-A-HOME MOBILE H.P. | CA5100120 | California | Community | 150 |
| BILL SHAW | CA2701391 | California | Transient Non-Community | 150 |
| LIFEBRIDGE COMMUNITY CHURCH | CA2000949 | California | Transient Non-Community | 150 |
| MOBILAND CAMPER PARK | CA3702235 | California | Transient Non-Community | 150 |
| 51167 RD 426 OAKHURST 93644 | CA2000585 | California | Transient Non-Community | 150 |
| CALPORTLAND ORO GRANDE PLANT | CA3601061 | California | Non-Transient Non-Community | 150 |
| PANORAMA PK FIRE PROTECTION CO | CA5400613 | California | Community | 150 |
| LOS COCHES ROADSIDE RESTAURANT | CA2700954 | California | Transient Non-Community | 150 |
| WALKER RANCH CSD | CA3205001 | California | Community | 150 |
| CHICAGO PARK SCHOOL WATER SYS | CA2900538 | California | Non-Transient Non-Community | 150 |
| HIDDEN VALLEY CAMP | CA1900233 | California | Transient Non-Community | 150 |
| BOY SCOUTS OF AMERICA/CAMP PAHATSI/ROYAL | CA2900519 | California | Transient Non-Community | 150 |
| WILLIAM S HART PARK | CA1900763 | California | Transient Non-Community | 150 |
| VISALIA CITRUS PACKERS-WOODLAKE | CA5403010 | California | Non-Transient Non-Community | 150 |
| USFS - SIMS CAMPGROUND | CA4500294 | California | Transient Non-Community | 150 |
| SIGNATURE FRUIT LLC | CA0400122 | California | Non-Transient Non-Community | 150 |
| SILVER PONY SCHOOL | CA2800665 | California | Transient Non-Community | 150 |
| MARIANI NUT COMPANY - BUCKEYE RD | CA5700617 | California | Non-Transient Non-Community | 150 |
| NELSON'S GROVE | CA5700802 | California | Transient Non-Community | 150 |
| J & C MOBILEHOME PARK | CA1900687 | California | Transient Non-Community | 150 |
| JOSTEN S | CA5400901 | California | Transient Non-Community | 150 |
| MOZZARELLA FRESCA | CA5403128 | California | Non-Transient Non-Community | 150 |
| CSP GARDEN CLUB AMERICA | CA1210313 | California | Transient Non-Community | 150 |
| CAMP LIAHONA REDWOODS | CA4901109 | California | Transient Non-Community | 150 |
| JOHNNY QUIK STORE 149 | CA1000453 | California | Transient Non-Community | 150 |
| WHISTLE STOP CAFE | CA5800871 | California | Transient Non-Community | 150 |
| USFS/LASSEN CAVE & SUBWAY CAVE | CA4500025 | California | Transient Non-Community | 150 |
| COUNTY MAINTENANCE | CA3900956 | California | Transient Non-Community | 150 |
| TRINITY CENTER MUTAL | CA5300027 | California | Community | 150 |