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
BRILLIANT MINDS ACADEMY CA1503256 California Non-Transient Non-Community 60
AUSTIN CREEK BLOCKS 14 & 15 CA4900627 California Community 60
RIVER CITY RECOVERY CENTER, INC. (SWS) CA3400464 California Transient Non-Community 60
ST JOSEPH'S COLLEGE CA4300776 California Community 60
GRATON COMMERCE CENTER CA4901368 California Non-Transient Non-Community 60
THE BRICK SHOTHOUSE CA5700732 California Transient Non-Community 60
CCC-PLACER CENTER CA3110046 California Transient Non-Community 60
CAMELIA COURT DUPLEXES CA3400403 California Community 60
SHELDON TRADING POST CA3400410 California Transient Non-Community 60
CALIF. CONSERVATION CORPS CA0000602 California Community 60
MARIPOSA LUTHERAN CHURCH CA2210931 California Transient Non-Community 60
MRS CARMEN HOLMES CA2206027 California Transient Non-Community 60
FLOWERS WINERY CA4901253 California Transient Non-Community 60
LUCILLE SINGLETON CA5700635 California Transient Non-Community 60
VALLEY DETROIT DIESEL ALLISON CA1000431 California Transient Non-Community 60
BUTTE LODGE DUCK CLUB CA0600026 California Transient Non-Community 60
I.B. BROWN CA5300017 California Community 60
ST JOHN MUTUAL WATER COMPANY CA4100558 California Community 60
BALSAM MEADOW PROJECT CA1000385 California Transient Non-Community 60
La Posta Lower Community 090600056 California Community 60
PALM FARMS CA1500157 California Community 60
Certainteed Corporation CA3301109 California Non-Transient Non-Community 60
SUNTREE HOLLOW MOBILE HOME COURT ID5070049 California Community 60
SHORE FUN R.V. PARK CA2208034 California Transient Non-Community 60
RIVERBEND MOBILE HOME PARK CA1200687 California Community 60
CHALET MOBILE HOME PARK ID5070012 California Community 60
EDCOE OBSERVATORY CA0900403 California Transient Non-Community 60
HUMBOLDT ECOLOGY CENTER CA0000604 California Community 60
Corning Mounding Corporation CA5200111 California Non-Transient Non-Community 60
EL RIO MOBILE HOME PARK CA3900569 California Community 60
SHERWOOD FOREST MHP CA1000247 California Community 60
CALIF. CONSERVATION CORPS CA0000606 California Community 60
MICHAEL RAKISITS CA3301087 California Transient Non-Community 60
SHANGRI LA RANCH SPA I CA5400807 California Community 60
CALIF CONSERVATION CORPS CA0000611 California Community 60
COLLEGE AVENUE BUILDING CA4901172 California Non-Transient Non-Community 60
CALIF CONSERVATION CORPS CA0000610 California Community 60
HOWARD WILSON CA2300560 California Transient Non-Community 60
SAINT DOROTHY'S REST CAMP CA4901099 California Transient Non-Community 60
WESTSIDE COMPRESS CA1000373 California Transient Non-Community 60
IMPERIAL DISTRICT DROP NUMBER CA1300548 California Community 60
IRENE RODRIGUEZ CAMP CA3303007 California Transient Non-Community 60
SHANGRI-LA #2 (HOMEPLACE) CA5400803 California Community 60
MATTOLE TRIPLE JUNCTION HIGH SCHOOL CA1206008 California Non-Transient Non-Community 60
Tubatulabal - Miranda 090605028 California Community 60
ANZA VINEYARD ESTATES MUTUAL WATER CO CA4000834 California Community 60
BAKER MOUNTAIN HOUSE CA5401084 California Transient Non-Community 60
GATEWAY CABINS ID7190023 California Transient Non-Community 60
USED PALLET COMPANY CA1000542 California Non-Transient Non-Community 60
PALM VILLA MOBILE HOME PARK CA1300558 California Community 60