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
FRANKLIN SCHOOL CA2400086 California Transient Non-Community 200
SHADY REST-REST AREA E OF CA0400055 California Transient Non-Community 200
BLACK OAK FACILITY CA2300858 California Transient Non-Community 200
SALINAS MUNICIPAL GOLF COURSE CA2701228 California Transient Non-Community 200
BALLICO SCHOOL CA2400094 California Non-Transient Non-Community 200
PLACERCOUNTY WATER AGENCY CA3110125 California Community 200
WHISKEY SLOUGH HARBOR CA3900807 California Transient Non-Community 200
ROBERT ZOHOLI CA5300056 California Transient Non-Community 200
TREES OF MYSTERY CA0800608 California Transient Non-Community 200
A & J WATER CA2000227 California Transient Non-Community 200
BATTH DEHYDRATOR CA1000465 California Non-Transient Non-Community 200
VIRGIN STURGEON CA3400226 California Transient Non-Community 200
PSMCSD - SPRINGFIELD WS CA2700771 California Community 200
SYCAMORE MINERAL SPRINGS RESORT CA4000689 California Non-Transient Non-Community 200
JEHOVAH'S WITNESSES - SOUTHPORT CA5700820 California Transient Non-Community 200
WEST PLAINFIELD FIRE STATION CA5700710 California Transient Non-Community 200
TONAWANDA WATER COMPANY CA3702710 California Transient Non-Community 200
LA CUMBRE PARTNERS CA4200674 California Transient Non-Community 200
ALPINE SPRINGS COUNTY WTR DIS CA3110129 California Community 200
THE MORNING STAR COMPANY CA5000478 California Non-Transient Non-Community 200
HIDDEN VALLEY OWNER LLC MT0000035 California Community 200
GRIZZLY ROCK CAFE CA5000400 California Transient Non-Community 199
WESTERN SKIES MOBILE HOME PARK CA1900541 California Community 198
SIERRA TRAILS LODGE CA1500467 California Community 198
ALPINE VILLAGE CA3301491 California Community 198
STERLING MUTUAL WATER COMPANY CA1910158 California Community 198
COLONIAL OAK WC INC CA2700534 California Community 198
CHINA LAKE ACRES MUTUAL WATER COMPANY CA1500563 California Community 198
CRAZZY'S WASEWAGAN CAMP CA3600770 California Transient Non-Community 198
USFWS SAN LUIS NWR COMPLEX CA2410021 California Non-Transient Non-Community 196
U.S.F.S. CA5500135 California Transient Non-Community 196
LEE HARRISON CA1009264 California Community 196
LONG VALLEY CHARTER SCHOOL CA1800576 California Non-Transient Non-Community 196
STONEGATE MOBILE HOME PARK CA4900795 California Community 196
FCWWD 40 - SHAVER SPRINGS CA1000042 California Community 196
SATICOY COUNTRY CLUB-CITY OF VENTURA CA5602140 California Community 196
RIDGEWOOD MOBILE HOME PARK CO0130676 California Community 196
REEDS CREEK SCHOOL CA5200540 California Non-Transient Non-Community 196
ALPINE ACRES MUTUAL WATER CO CA5500041 California Community 195
FORT HUMBOLDT CA1210302 California Transient Non-Community 195
HITCHIN LUCERNE INC CA3601106 California Non-Transient Non-Community 195
SILVER DOLLAR FAIRGROUNDS CA0405003 California Non-Transient Non-Community 195
TID/ LA GRANGE WATER SYSTEM CA5000010 California Community 195
WOODSIDE MUTUAL CA4100546 California Community 195
SUGAR PINE RV PARK CA5500215 California Transient Non-Community 195
ALLEN ROAD MUTUAL WATER SYSTEM CA1500483 California Community 195
KLAMATH COVE RV PARK CA0800633 California Transient Non-Community 194
CYPRESS ACRES WATER ASSOCIATIO CA3000853 California Community 194
MPWD-COULTERVILLE CSA 1 CA2210901 California Community 193
WATER'S EDGE CONDOMINIUMS CA0900563 California Transient Non-Community 193