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 |
|---|---|---|---|---|
| MISSION OAKS MOBILE HOME PARK | CA3500536 | California | Community | 450 |
| RANCHO ESPLANADE MHP | CA0400035 | California | Community | 450 |
| LODI USD-WOODBRIDGE SCHOOL | CA3901128 | California | Non-Transient Non-Community | 450 |
| ILEAD AGUA DULCE CHARTER SCHOOL | CA1900707 | California | Non-Transient Non-Community | 450 |
| GLEN MARTIN MWC | CA3610016 | California | Community | 450 |
| TULARE COUNTY WATER CO 381 | CA5400790 | California | Community | 450 |
| CALIFORNIA CITIES WATER CO - INACTIVE | CA4000601 | California | Community | 450 |
| CLARK PACIFIC - CR 18C | CA5700761 | California | Non-Transient Non-Community | 450 |
| CRESCENT CITY REDWOODS KOA | CA0800654 | California | Transient Non-Community | 450 |
| ELK CREEK COMMUNITY SERVICES D | CA1100502 | California | Community | 450 |
| AURORA ACRES RV RESORT | OR4193784 | California | Community | 450 |
| MINARETS HIGH SCHOOL | CA2000947 | California | Non-Transient Non-Community | 450 |
| TULALRE COUNTY WATER TRACT 345 | CA5400891 | California | Community | 450 |
| VALHALLA MOBILE HOME PARK | CA5700594 | California | Community | 450 |
| 308 WEST FIFTH ST HOLTVILLE | CA1300584 | California | Transient Non-Community | 450 |
| VILLA CAPRI MOBILE ESTATES | CA3000827 | California | Community | 450 |
| PRATT MUTUAL WATER CO | CA5400683 | California | Community | 450 |
| CAMP SARATOGA | CA4300834 | California | Community | 450 |
| GOLDEN SANDS MOBILE HOME PARK | CA1900649 | California | Community | 450 |
| BUTTE VISTA SCHOOL | CA5100169 | California | Non-Transient Non-Community | 450 |
| LIGHTHOUSE MARINA RESTAURANT & RESORT | CA3410035 | California | Transient Non-Community | 450 |
| SAN JUAN OAKS GOLF CLUB | CA3500903 | California | Non-Transient Non-Community | 450 |
| JENSEN WATER CO | CA3301340 | California | Community | 450 |
| CBUSO MISSION BELL | CA2000659 | California | Non-Transient Non-Community | 450 |
| CLARK SYSTEM | CA5301113 | California | Transient Non-Community | 450 |
| LAYTONVILLE COUNTY WATER DISTR | CA2300529 | California | Community | 450 |
| SIERRA PACIFIC INDUSTRIES - RED BLUFF MI | CA5201057 | California | Non-Transient Non-Community | 450 |
| MOTHER TRUCKERS WATER SYSTEM | CA2900274 | California | Transient Non-Community | 450 |
| SUMMERVILLE UNION HIGH SCHOOL | CA5500230 | California | Non-Transient Non-Community | 450 |
| GONZALES HIGH SCHOOL | CA2701200 | California | Transient Non-Community | 450 |
| LASSEN COUNTY WATER WORKS DISTRICT #1 | CA1810003 | California | Community | 450 |
| CINNABAR HILLS GOLF CLUB | CA4300986 | California | Non-Transient Non-Community | 450 |
| TEMESCAL PROPERTIES, INC. | CA3301670 | California | Transient Non-Community | 450 |
| MADERA MH & RV PARK | CA2000595 | California | Community | 450 |
| NYACK WATER SYSTEM | CA3103291 | California | Non-Transient Non-Community | 450 |
| VAN BRINK WATER SYSTEM | CA3702028 | California | Transient Non-Community | 450 |
| YOSEMITE NPS-BRIDALVEIL CREEK CG | CA2210512 | California | Transient Non-Community | 450 |
| GENERAL ATOMICS AERONAUTICAL - GRAY BUTT | CA1901000 | California | Non-Transient Non-Community | 450 |
| TRINITY PRESBYTERIAN CHURCH | CA1000553 | California | Transient Non-Community | 450 |
| LAGUNA MOBILE HOME AND RV PARK | AZ0414322 | California | Community | 450 |
| SHADOW ACRES MUTUAL WATER COMPANY | CA1900301 | California | Community | 450 |
| OLYMPIA MOBILODGE | CA3410022 | California | Community | 450 |
| DAVID RAMIREZ | CA1300592 | California | Transient Non-Community | 450 |
| CERES UNIFIED/WESTPORT SCHOOL | CA5000109 | California | Non-Transient Non-Community | 450 |
| SKP PARK OF THE SIERRAS INC | CA2000832 | California | Community | 450 |
| CENTURY CITY MUTUAL WATER CO | CA1900150 | California | Community | 450 |
| PACHECO ELEMENTARY SCHOOL | CA4500160 | California | Non-Transient Non-Community | 450 |
| FRANK SECARA | CA2000532 | California | Community | 450 |
| U S NAVY | CA4880799 | California | Transient Non-Community | 450 |
| PRATHER WATER DISTRICT | CA1000424 | California | Non-Transient Non-Community | 449 |