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 |
|---|---|---|---|---|
| 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 |
| CLEAR CREEK MOBILEHOME ESTATES | CA4500065 | California | Community | 250 |
| AMERICAN UNION SCHOOL | CA1000204 | California | Non-Transient Non-Community | 250 |
| WENCH CREEK CAMPGROUND | CA0901249 | California | Transient Non-Community | 250 |
| PENN VALLEY MOBILE HOME PARK | CA2901693 | California | Community | 250 |
| ALVIEW SCHOOL | CA2000604 | California | Non-Transient Non-Community | 250 |
| TARA CAMPGROUND | CA2300752 | California | Transient Non-Community | 250 |
| EAST ACRES MUTUAL WATER COMPANY | CA2000512 | California | Community | 250 |
| PARK HEIGHTS MUTUAL WATER CO | CA5000017 | California | Community | 250 |
| WEIMAR INSTITUTE | CA3100073 | California | Community | 250 |
| MDF-MEDICINE LAKE | CA4700870 | California | Transient Non-Community | 250 |
| LAKE JODIE WATER SYSTEM | CA3600785 | California | Community | 250 |
| GABLES WATER COMPANY | CA3601191 | California | Transient Non-Community | 250 |
| NORTHCREST MOBILE HOME PARK | CA0800552 | California | Community | 250 |
| SAN JERARDO COOP WS | CA2701904 | California | Community | 249 |
| RANCHO COLINA MOBILE HOME PARK | CA4000653 | California | Community | 249 |
| WEST SACRAMENTO TRAILER PARK | CA5700595 | California | Community | 249 |
| SANTA YSABEL NATURE CENTER | CA3705077 | California | Transient Non-Community | 248 |
| MANNY WATER SYSTEM | CA5403159 | California | Transient Non-Community | 248 |
| SHASTA CSA - CRAGVIEW, #23 | CA4500028 | California | Community | 248 |
| COBB AREA CWD - STARVIEW | CA1700574 | California | Community | 247 |
| DAIRYLAND SCHOOL | CA2000597 | California | Non-Transient Non-Community | 247 |
| LARRUPIN CAFE | CA1200831 | California | Transient Non-Community | 247 |
| WILLOWSIDE SCHOOL | CA4900697 | California | Transient Non-Community | 247 |
| COLUSA CO. SERVICE AREA #1-CENTURY RANCH | CA0600012 | California | Community | 246 |
| EL MARGARITA MUTUAL WATER CO. | CA5100102 | California | Community | 246 |
| AUTOCAMP SEQUOIA | CA5400750 | California | Transient Non-Community | 246 |
| BORREGO SPRINGS UNIFIED SCHOOL DISTRICT | CA3701007 | California | Non-Transient Non-Community | 246 |
| ESALEN INSTITUTE WS | CA2701295 | California | Community | 246 |
| CENTRAL VALLEY WATER | CA5400915 | California | Community | 245 |
| SNOWFLOWER | CA3103288 | California | Transient Non-Community | 245 |
| SULLIVAN MUTUAL WATER COMPANY | CA3600302 | California | Community | 245 |
| TALMONT WATER CO | CA3100032 | California | Community | 245 |
| E & J GALLO WINERY | CA2400169 | California | Non-Transient Non-Community | 245 |
| CRESTLINE MOUNTAIN PARK | CA3600411 | California | Community | 245 |
| JEHOVAH'S WITNESSES - KINGDOM HALL | CA5700817 | California | Transient Non-Community | 245 |
| LAVA BEDS NATIONAL MONUMENT | CA4710500 | California | Transient Non-Community | 245 |
| MUSCATINE MHP LLC | IA7000601 | California | Community | 245 |
| CALVARY CHRISTIAN CENTER | CA5100176 | California | Non-Transient Non-Community | 245 |
| GRIMMWAY FARMS COACHELLA VALLEY FACILITY | CA3303112 | California | Non-Transient Non-Community | 245 |
| E&J GALLO WINERY | CA1000447 | California | Non-Transient Non-Community | 245 |
| GUARDIAN INDUSTRIES LLC | CA1000383 | California | Non-Transient Non-Community | 245 |
| LLANO MUTUAL WATER COMPANY | CA1900303 | California | Community | 245 |
| CALBEE AMERICA INCORPORATED | CA2000507 | California | Non-Transient Non-Community | 244 |
| COLLEGE PARK MUTUAL WATER COMPANY | CA4900667 | California | Community | 244 |