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
HEPSEDAM MUTUAL CA3504502 California Community 120
LAUREN'S CA2300957 California Transient Non-Community 120
FLOODGATE WATER SYSTEM CA2300903 California Transient Non-Community 120
INGLET'S MOBILE HOME PARK CA5000276 California Community 120
MEADOWBROOK MUTUAL WATER CA5700544 California Community 120
SIERRA MOON MUTUAL WATER COMPANY CA0409183 California Community 120
CAMPO LAKE PROPERTIES LTD CA3701527 California Transient Non-Community 120
CORTI WATER SYSTEM CA3901015 California Transient Non-Community 120
SUNRAY TAHOE HOTEL CA0900539 California Transient Non-Community 120
KIERNAN BUSINESS CENTER CA5000552 California Non-Transient Non-Community 120
MONTEREY BOTANICALS WS CA2701144 California Non-Transient Non-Community 120
VENTURA COASTAL, LLC - VISALIA DIVISION CA5401082 California Non-Transient Non-Community 120
SPECKMAN, HERB FARMS 39-78 CA3901383 California Transient Non-Community 120
MOBILE ESTATES FN CA1200698 California Community 120
TAHOMA MEADOWS MUTUAL WATER COMPANY CA3100033 California Community 120
SEVEN GRANTS CA3400411 California Transient Non-Community 120
ANTELOPE ELEMENTARY SCHOOL 2 CA2600569 California Transient Non-Community 120
AMERICAN LEGION POST #376 CA0500090 California Transient Non-Community 120
CALTRANS-CHESTER SAFETY REST STOP CA3200022 California Transient Non-Community 120
OLAM SPICES AND VEGETABLE INGREDIENTS CA0600061 California Non-Transient Non-Community 120
LAS PALMAS MOBILE HOME PARK CA0800700 California Community 120
MCKINLEYVILLE MOTEL & TRAILER CA1200703 California Community 120
SKYLAND WATER CO CA3100031 California Transient Non-Community 120
CROWNER WATER SYSTEM ATTN CA4300700 California Community 120
SIERRA COLLEGE CA3100059 California Community 120
PUERTA LA CRUZ CA7300103 California Community 120
BAY TREE SPRINGS - USFS CA3301697 California Transient Non-Community 120
LOWER DEER CREEK TRACT CA1000013 California Transient Non-Community 120
COTTONWOOD GROVE MOBILE HOME CA5000078 California Community 120
MADONNA INN WATER COMPANY CA4000780 California Non-Transient Non-Community 120
ROAD TRIP BAR & GRILL CA5700506 California Transient Non-Community 120
KINGS CANYON MOBILE HOME PARK CA1000267 California Community 120
CALIF PINES COMM SERV DIST CA2500401 California Community 120
CYPRESS TRAIL SUBDIVISION FL1324232 California Transient Non-Community 120
MILLERS HILL SCHOOL CA0900210 California Non-Transient Non-Community 120
SILVER WHEEL TRAILER PARK CA5602116 California Community 120
CHURCH OF THE REDEEMER CA1000457 California Transient Non-Community 120
DUNNEVILLE ESTATES CSA #50 CA3500910 California Community 120
MIKE MULLINS CA2700893 California Community 120
SIERRA PACIFIC LUMBER MILL CA4500175 California Transient Non-Community 120
SLATE MOUNTAIN CA5400939 California Transient Non-Community 120
ST PHILLIP APOSTLE CHURCH CA1502250 California Transient Non-Community 120
TRADITIONAL MEDICINALS, INC. CA4901147 California Non-Transient Non-Community 120
CDF-PARLIN FORK CONSERVATION CAMP CA2310800 California Non-Transient Non-Community 120
JOHN B. SANFILIPPO & SON, INC. CA2400231 California Non-Transient Non-Community 120
KLEIN HOMES WATER COMPANY CA4300749 California Community 120
PEDRICK PRODUCE CA4800818 California Transient Non-Community 120
ECHO LAKE CAMP CA0900650 California Transient Non-Community 120
DEPT OF CORRECTIONS CA0000605 California Community 120
CALIFORNIA LABOR CAMP CA3000753 California Transient Non-Community 120