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.

Clear
System Name PWSID State Type Population Served
PLEASANT RIDGE SCHOOL CA2900535 California Non-Transient Non-Community 250
WEIMAR INSTITUTE CA3100073 California Community 250
ALVIEW SCHOOL CA2000604 California Non-Transient Non-Community 250
AUBURN HILLS MOBILE ESTATES CA3100050 California Community 250
TRACTOR SUPPLY COMPANY GLENDIVE MT0004882 California Transient Non-Community 250
QUEEN MOTEL WS CA2700706 California Community 250
RANCHO GRANDE MOBILE HOME PARK CA2400001 California Community 250
MODERN MOBILE HOME PARK CA2400007 California Community 250
CASTLE MOBILE HOME PARK CA2400010 California Community 250
Fast Boy Market-CLOSED CA2400012 California Transient Non-Community 250
USPHS-EAST COCOPAH RESERVATION AZ0416702 California Community 250
DOLE LOS CERRITOS WELL CA2400214 California Transient Non-Community 250
UNITARIAN CHURCH OF DAVIS CA5700773 California Non-Transient Non-Community 250
MALVERN COURTS MHP PA1150011 California Community 250
CSP-FREMONT PEAK CA3510300 California Transient Non-Community 250
BLACK BUTTE ELEMENTARY SCHOOL CA4500183 California Non-Transient Non-Community 250
WEST SACRAMENTO TRAILER PARK CA5700595 California Community 249
SAN JERARDO COOP WS CA2701904 California Community 249
SHASTA CSA - CRAGVIEW, #23 CA4500028 California Community 248
SANTA YSABEL NATURE CENTER CA3705077 California Transient Non-Community 248
MANNY WATER SYSTEM CA5403159 California Transient Non-Community 248
DAIRYLAND SCHOOL CA2000597 California Non-Transient Non-Community 247
COBB AREA CWD - STARVIEW CA1700574 California Community 247
WILLOWSIDE SCHOOL CA4900697 California Transient Non-Community 247
LARRUPIN CAFE CA1200831 California Transient Non-Community 247
ESALEN INSTITUTE WS CA2701295 California Community 246
COLUSA CO. SERVICE AREA #1-CENTURY RANCH CA0600012 California Community 246
BORREGO SPRINGS UNIFIED SCHOOL DISTRICT CA3701007 California Non-Transient Non-Community 246
AUTOCAMP SEQUOIA CA5400750 California Transient Non-Community 246
EL MARGARITA MUTUAL WATER CO. CA5100102 California Community 246
CALVARY CHRISTIAN CENTER CA5100176 California Non-Transient Non-Community 245
JEHOVAH'S WITNESSES - KINGDOM HALL CA5700817 California Transient Non-Community 245
E & J GALLO WINERY CA2400169 California Non-Transient Non-Community 245
CENTRAL VALLEY WATER CA5400915 California Community 245
SULLIVAN MUTUAL WATER COMPANY CA3600302 California Community 245
GUARDIAN INDUSTRIES LLC CA1000383 California Non-Transient Non-Community 245
TALMONT WATER CO CA3100032 California Community 245
GRIMMWAY FARMS COACHELLA VALLEY FACILITY CA3303112 California Non-Transient Non-Community 245
MUSCATINE MHP LLC IA7000601 California Community 245
CRESTLINE MOUNTAIN PARK CA3600411 California Community 245
LAVA BEDS NATIONAL MONUMENT CA4710500 California Transient Non-Community 245
E&J GALLO WINERY CA1000447 California Non-Transient Non-Community 245
LLANO MUTUAL WATER COMPANY CA1900303 California Community 245
SNOWFLOWER CA3103288 California Transient Non-Community 245
COLLEGE PARK MUTUAL WATER COMPANY CA4900667 California Community 244
MACE RANCH INC CA5700533 California Transient Non-Community 244
FOSTER FARMS DELHI FEEDMILL COLLIER ROAD CA2400165 California Non-Transient Non-Community 244
CALBEE AMERICA INCORPORATED CA2000507 California Non-Transient Non-Community 244
COUNTRYSIDE ESTATES MWC CA2702374 California Community 243
LE TRIANON RESORT CA1700601 California Transient Non-Community 243