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.

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System Name PWSID State Type Population Served
ROYAL OAKS PARK WS CA2700636 California Transient Non-Community 251
LASSEN VNP - SUMMIT LAKE CA5210506 California Transient Non-Community 251
RANCHO GRANDE MOBILE HOME PARK CA2400001 California Community 250
V LIONS OPS WATER SYSTEM CA1502133 California Non-Transient Non-Community 250
CHARTVILLE SCHOOL CA3900787 California Transient Non-Community 250
DOLLAR GENERAL STORE 19496 TX1013635 California Transient Non-Community 250
DELTA HIGH SCHOOL CA5700510 California Non-Transient Non-Community 250
SOUTH FORTY RV PARK UTAH16015 California Transient Non-Community 250
TURKEY CREEK GOLF CLUB CA3107084 California Non-Transient Non-Community 250
MCPR-CATHEY S VALLEY PARK CA2207094 California Transient Non-Community 250
PLEASANT RIDGE SCHOOL CA2900535 California Non-Transient Non-Community 250
JOHN DODDS CA2300595 California Community 250
STRIPES 1509 TX1050106 California Transient Non-Community 250
BASS LAKE HEIGHTS MUTUAL WATER CA2000502 California Community 250
GRANTLINE-99 WMD CA3400367 California Non-Transient Non-Community 250
ROSEDALE UNION SCHOOL CA1502233 California Transient Non-Community 250
DOLE LOS CERRITOS WELL CA2400214 California Transient Non-Community 250
IBM WATER SYSTEM CA4300781 California Transient Non-Community 250
JUMBO LAUNDRY IL3152488 California Transient Non-Community 250
CHEF'S HAT RESTAURANT CA3702494 California Transient Non-Community 250
COLUSA CO. SERVICE AREA #2-STONYFORD CA0600005 California Community 250
OCEAN'S EDGE ESTATES CA2300634 California Community 250
WHISPERING OAKS PROGRAM CENTER CA3700911 California Transient Non-Community 250
TAHOE PARK WATER COMPANY CA3110118 California Community 250
STOCKTON STEEL CO CA3901211 California Non-Transient Non-Community 250
MODERN MOBILE HOME PARK CA2400007 California Community 250
ASTORGAS WATER SYSTEM CA1400131 California Transient Non-Community 250
CASTLE MOBILE HOME PARK CA2400010 California Community 250
PARKWAY LAKES RV PARK CA4300924 California Community 250
Fast Boy Market-CLOSED CA2400012 California Transient Non-Community 250
OAKS MOBILE HOME PARK OK3001934 California Community 250
TUOLUMNE RIVER RESORT CA5000068 California Community 250
GEORGE CHIALA FARMS INC CA4300988 California Non-Transient Non-Community 250
SHORE FUN RECREATION AREA CA2200034 California Transient Non-Community 250
DOLLAR GENERAL CLEVELAND TX1700836 California Transient Non-Community 250
HUHTAMAKI COMPANY CA3400350 California Non-Transient Non-Community 250
CAMP SACRAMENTO CA0900516 California Transient Non-Community 250
GREEN DIAMOND RESOURCE COMPANY - KORBEL CA1200715 California Community 250
CAMP WINACKA CA3702319 California Transient Non-Community 250
RIVER ESTATES MUTUAL WATER COMPANY CA2300605 California Community 250
LAKE BERRYESSA PARK CA2810500 California Community 250
CAMP SIERRA CA1000010 California Transient Non-Community 250
KERN VALLEY MOOSE LODGE #498 CA1502429 California Transient Non-Community 250
DOLE OAKDALE ROAD WELL CA2400182 California Transient Non-Community 250
AURORA RESORT CA1700625 California Transient Non-Community 250
Z FOODS/WATER SYSTEM CA2000909 California Non-Transient Non-Community 250
SHIPPERS DEVELOPMENT CA2701098 California Transient Non-Community 250
WASHINGTON SCHOOL WS CA2701221 California Non-Transient Non-Community 250
OLD WINERY COMPLEX - INACTIVE CA3901199 California Transient Non-Community 250
WOODEN VALLEY WINERY CA4800784 California Transient Non-Community 250