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 |
|---|---|---|---|---|
| NORTH MUROC MUTUAL WATER COMPANY | CA1500290 | California | Community | 270 |
| ARPS TRAILER PARK | CA1300536 | California | Community | 270 |
| PARK DELTA BAY | CA3400377 | California | Transient Non-Community | 270 |
| OID #46 - SUNSET OAKS | CA5000014 | California | Community | 269 |
| DOWVILLE TRACT ASSOCIATION | CA1000017 | California | Transient Non-Community | 269 |
| WILLOW HEIGHTS MANSION | CA4300983 | California | Transient Non-Community | 269 |
| TUD-EAST SONORA WATER SYSTEM | CA5510022 | California | Non-Transient Non-Community | 269 |
| RAWHIDE MUTUAL WATER COMPANY | CA5500071 | California | Community | 269 |
| CHRISTIAN BERETS CONF. CENTER | CA5500364 | California | Transient Non-Community | 268 |
| UCLA UNICAMP - CAMP RIVER GLEN | CA3600772 | California | Transient Non-Community | 268 |
| ROUGH & READY VILLAGE | CA2900530 | California | Community | 268 |
| DI GIORGIO SCHOOL WATER SYSTEM | CA1502068 | California | Non-Transient Non-Community | 268 |
| RABB PARK COMMUNITY SER. DIST. | CA0310015 | California | Community | 268 |
| ANZAR HIGH SCHOOL | CA3500905 | California | Non-Transient Non-Community | 268 |
| River Reflections Estates | 090600194 | California | Community | 267 |
| RANCHITOS MUTUAL WATER CO | CA5601114 | California | Community | 267 |
| CUYAMACA SP - GREEN VALLEY | CA3710312 | California | Transient Non-Community | 266 |
| BOB'S TINY MART | CA5400985 | California | Transient Non-Community | 265 |
| RIDGEWOOD WATER SYSTEM | CA2300708 | California | Community | 265 |
| HALLIBURTON ENERGY SERVICES | CA1503347 | California | Non-Transient Non-Community | 265 |
| THE COTTAGES AT TENAYA LODGE | CA2203024 | California | Transient Non-Community | 265 |
| NESTLDOWN RANCH | CA4301011 | California | Transient Non-Community | 265 |
| MD 08 NORTH FORK WATER SYSTEM | CA2000561 | California | Community | 264 |
| BELMONT WATER CORPORATION | CA1000004 | California | Community | 264 |
| CLEMENTS WATER WORKS #43 | CA3900504 | California | Community | 264 |
| JPD REGIONAL POLICE TRAINING CENTER | CA1010060 | California | Transient Non-Community | 264 |
| GARDEN ACRES TRAILER PARK | CA5700579 | California | Community | 264 |
| LAKESHORE HEIGHTS MUTUAL WATER | CA4500014 | California | Community | 264 |
| NAVAJO MWC | CA3600180 | California | Community | 264 |
| OUTPOST THE | CA0400094 | California | Transient Non-Community | 263 |
| ELEVEN OAKS MOBILE HOME COMMUNITY | CA3400191 | California | Community | 262 |
| WILLOWS MOBILE HOME COMMUNITY & RV PARK | CA1100237 | California | Community | 261 |
| LAWRENCE LIVERMORE NATIONAL LAB-SITE 300 | CA3910025 | California | Non-Transient Non-Community | 261 |
| CENTRAL CAMP WATER COMPANY | CA2000517 | California | Transient Non-Community | 261 |
| GOLDBERG BROTHERS PROPERTIES, INC. | CA4000223 | California | Non-Transient Non-Community | 261 |
| SHASTA CO CSA # 8 PALO CEDRO | CA4500313 | California | Community | 261 |
| BERRYESSA PINES WATER SYSTEM | CA2810009 | California | Community | 261 |
| CLYDE W FROELLICH | CA5300050 | California | Transient Non-Community | 260 |
| RALPH'S DELI | CA4300731 | California | Transient Non-Community | 260 |
| HAPPY ACRES MUTUAL BENEFIT WATER SYSTEM | CA4900512 | California | Community | 260 |
| BAR H MWC | CA3600027 | California | Community | 260 |
| OAKVALE PARK | CA3700962 | California | Community | 260 |
| MOBIL CHEMICAL | CA1502547 | California | Non-Transient Non-Community | 260 |
| SILVER LAKE CAMPGROUND | CA2600593 | California | Transient Non-Community | 260 |
| USFS-BASIN CAMPGROUND V-11 | CA1907000 | California | Transient Non-Community | 260 |
| W C FROST DBA TAHOE SWISS V U | CA3110132 | California | Community | 260 |
| MOSS LANDING MWC | CA2701683 | California | Non-Transient Non-Community | 260 |
| TED PARKER | CA5300054 | California | Transient Non-Community | 260 |
| REDWOOD NP-CRESCENT BEACH | CA0810501 | California | Transient Non-Community | 260 |
| SIERRA KING HOMEOWNERS ASSN | CA5400940 | California | Community | 260 |