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
MOSSDALE MOBILE HOME PARK CA3900589 California Community 100
LEISURE MANOR CA3900603 California Community 100
REEDS MARKET CA4500359 California Transient Non-Community 100
OASIS RANCH-CLOSED CA2400194 California Transient Non-Community 100
BING YEE CHAU CA3900961 California Transient Non-Community 100
DONNA PIRRO CA2300713 California Community 100
BEAR CREEK TRADING POST CA4500301 California Transient Non-Community 100
CAMP FENNER CANYON CA1900898 California Transient Non-Community 100
TNF-SARDINE LAKE/SALMON CREEK CA4600080 California Transient Non-Community 100
CUESTA MOTEL APARTMENTS - INACTIVE CA4000636 California Transient Non-Community 100
AIR LANE MOBILE HOME PARK CA1900810 California Community 100
Round Valley Admin. Complex 090605128 California Non-Transient Non-Community 100
CAMP LOUIS ROUTH CA1900201 California Transient Non-Community 100
MORRO BAY MUTUAL WATER CO CA4000665 California Non-Transient Non-Community 100
NORTH WAWONA PARK CA2203019 California Transient Non-Community 100
NORTH WAWONA ESTATES CA2203018 California Transient Non-Community 100
JEWEL 2363 IL3165506 California Transient Non-Community 100
COUNTRY BAR (WATER) CA3901300 California Transient Non-Community 100
SPEEDY FOOD STORE WATER SYS CA3901307 California Transient Non-Community 100
PETALUMA LIVESTOCK AUCTION YARD CA4901079 California Transient Non-Community 100
SIERRA GOLD NURSERIES CA5103015 California Non-Transient Non-Community 100
Temalpakh Farm 090605167 California Non-Transient Non-Community 100
BOTHIN YOUTH CENTER CA2100567 California Transient Non-Community 100
L E NEWSOME CA4500103 California Transient Non-Community 100
ANGEL S CAFE CA2100554 California Transient Non-Community 100
MARKO ZANINOVICH, INC. - POND ROAD CA1503374 California Non-Transient Non-Community 100
HIGH VALLEY RANCH CA1700695 California Transient Non-Community 100
HORNE VINEYARDS CA1700680 California Transient Non-Community 100
TRINITY - CORONA CA3302056 California Community 100
FRITZ'S PLACE CA1700679 California Transient Non-Community 100
KENDALL JACKSON WINERY CA1700673 California Transient Non-Community 100
MORADA SHOPPING CENTER CA3901121 California Non-Transient Non-Community 100
CEMEX CALIF CEMENT LLC VV CA3601062 California Non-Transient Non-Community 100
CEMEX CALIF CEMENT LLC AV CA3601130 California Non-Transient Non-Community 100
GEORGE BRITTNER CA1900786 California Community 100
SOLARIS INN CA3901129 California Transient Non-Community 100
CROSSROADS CHURCH CA3302048 California Transient Non-Community 100
ROYCE FARMS BBQ CA3901311 California Transient Non-Community 100
DURHAM FERRY PARK CA3901314 California Transient Non-Community 100
INDIAN FLAT CAMPGROUND CA2202061 California Transient Non-Community 100
INDIAN FLAT R V PARK AND CAMPGROUND CA2202048 California Transient Non-Community 100
FAY RANCH INC E H 2042 CA3400323 California Transient Non-Community 100
SAN JUAN UNIFIED SCH DST CA3400339 California Transient Non-Community 100
ALCO CENTER AZ0413066 California Non-Transient Non-Community 100
ELMS MOBILE PARK CA3301247 California Community 100
JEWEL FOOD STORE #3343 IL3139063 California Transient Non-Community 100
FOLETTA RD WS #01**CLOSED** CA2701057 California Transient Non-Community 100
La Jolla, Water Slide 090605111 California Transient Non-Community 100
JOHN S ADOBE CLUB CA2700938 California Transient Non-Community 100
DEL LOMA MUTUAL WATER SYSTEM CA5300061 California Community 100