Browse Water Systems

19,626 public water systems in CA.

Public Water Systems Database

Browse 19,626 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
GIUMARRA VINEYARDS CORPORATION CA1502331 California Transient Non-Community 350
ORWOOD RESORT CA0707545 California Community 350
OLIVE DELL RANCH CA3600187 California Community 350
YETTEM WATER SYSTEM CA5403043 California Community 350
DILLARD ELEMENTARY SCHOOL CA3400254 California Non-Transient Non-Community 350
USFS/BILLY CREEK CAMPGROUND CA1000141 California Transient Non-Community 350
CRYSTAL WELLS APARTMENTS CA3000593 California Community 350
KNIGHTSEN ELEMENTARY SCHOOL CA0706028 California Non-Transient Non-Community 350
KETTLEMAN CITY ELEMENTARY CA1600048 California Non-Transient Non-Community 350
CALAVERAS BIG TREES SP, NORTH GROVE CA0510302 California Transient Non-Community 350
BLACK MEADOW LANDING CA3600380 California Transient Non-Community 350
TRINITY VILLAGE WATER CO CA5300002 California Community 350
KERMIT MCKENZIE JR HIGH SCHOOL CA4200821 California Non-Transient Non-Community 350
HUNT WESSON INC CA5700664 California Non-Transient Non-Community 350
MISSION INN CA3301436 California Transient Non-Community 350
RIDGECREST COMMUNITY HOSPITAL CA1502365 California Transient Non-Community 350
DAVENPORT COUNTY SANITATION CA4400571 California Community 350
SIERRA PACIFIC INDUSTRIES - RICHFIELD CA5201055 California Non-Transient Non-Community 350
LA JOYA SCHOOL WATER SYSTEM CA2700614 California Transient Non-Community 350
RANCHO CORRIDO RV RESORT CA3702754 California Community 350
A.C. STILL CA5500046 California Community 350
TRAILERLAND TRAILER PARK CA3000802 California Community 350
BEAR VALLEY MUTUAL WATER COMPA CA0202411 California Community 350
COLLINS LAKE CA5800829 California Transient Non-Community 350
TULARE UNION HIGH SCHOOL CA5400726 California Transient Non-Community 350
ANDERSON VALLEY ELEMENTARY SCHOOL CA2300770 California Non-Transient Non-Community 350
R E D E WATER SYSTEM CA5400605 California Community 350
SAC CITY MOBILE HOME COMMUNITY LP CA3400296 California Community 350
CHESTER FRESBEE CA2701260 California Transient Non-Community 350
HENSLEY LAKE - HIDDEN DAM CA2000555 California Transient Non-Community 350
ROWLAND WATER CO TRACT 213 CA5400937 California Community 350
WESTLAKE VILLAGE MHP CA5400966 California Community 350
ROWLAND WATER CO NANCE TRACT CA5400936 California Community 350
ROWLAND MULBERRY TRACT CA5400938 California Community 350
SUNSET WEST COMMUNITY LLC CA1000378 California Community 350
SIERRA NEVADA BREWING CO. CA0409197 California Non-Transient Non-Community 350
MIDWAY TRAILER CITY CA3010005 California Community 350
LASSEN VIEW UNION ELEMENTARY SCHOOL DIST CA5200538 California Non-Transient Non-Community 350
FCSA 44D - MONTE VERDI CA1000550 California Community 350
GEORGE CHIALA FARMS, INC.. CA3500928 California Non-Transient Non-Community 350
HIDDEN SPRINGS CG-STATE PARKS CA1210314 California Transient Non-Community 350
CARTER CREEK WINERY AND RESORT TX0160035 California Transient Non-Community 350
SIERRA PACIFIC INDUSTRIES - WINDOWS CA5201143 California Non-Transient Non-Community 350
JACK LONDON STATE HISTORIC PAR CA4900856 California Transient Non-Community 350
COTTONWOOD COVE M H P AZ0411525 California Community 350
UNION HOTEL CA4900936 California Transient Non-Community 350
OAK VIEW UNION ELEMENTARY SCH CA3900846 California Non-Transient Non-Community 350
DUTCH FLAT MUTUAL CA3100058 California Community 350
CALTRANS-HONEY LAKE SRRA CA1800531 California Transient Non-Community 350
GREEN RIVER MUTUAL WATER CO. CA4000554 California Community 350