Utilities in California
18,760 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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WARMERDAM PACKING LLC
CA1600604 · 150 served
WARNER SPRINGS ESTATES
CA3702354 · 448 served
WARNER SPRINGS RANCH RESORT LLC
CA3700959 · 4,831 served
WARNER UNIFIED SCHOOL DISTRICT
CA3701010 · 250 served
WARNOCK FOOD PRODUCTS
CA2000862 · 35 served
WASCO ST. PRISON RECEPTION CTR
CA1510801 · 5,124 served
WASCO, CITY OF
CA1510021 · 22,757 served
WASHINGTON SCHOOL WS
CA2701221 · 250 served
WASHINGTON COLONY SCHOOL
CA1000285 · 550 served
WASHINGTON HOSPITAL HEALTHCARE SYSTEM
CA0104001 · 0 served
WASHINGTON RDG YOUTH CONS CAMP
CA2900607 · 25 served
WASHINGTON RIDGE
CA7300313 · 95 served
WASHINGTON RIDGE C.C.
CA2910013 · 62 served
WASHINGTON RIDGE CONS CAMP
CA2910800 · 95 served
WASHINGTON RIDGE YOUTH CONSERV
CA0000313 · 95 served
WASHINGTON SCHOOL
CA2400071 · 338 served
WASHINGTON WATER DISTRICT
CA2900523 · 330 served
WASHOE CREEK GOLF COURSE
CA4901307 · 40 served
WASHOE HEIGHTS WATER ASSOCIATION
CA3103309 · 25 served
WASHOE HOUSE
CA4900033 · 75 served
WASHOE HOUSE
CA4900933 · 25 served
WASHOE MOTEL
CA0900573 · 20 served
WASTE CONNECTIONS WATER CO
CA4000766 · 35 served
WASTE MANAGEMENT OF LANCASTER
CA1907032 · 5 served
WASUMA SCHOOL
CA2000616 · 354 served
WAT BRAHMACARIYAKARAM
CA1000559 · 25 served
WATER FACILITIES AUTHORITY-JPA
CA3610006 · 0 served
WATER WELL FUND
CA1502613 · 50 served
WATER WHEEL RESORT
CA3301738 · 25 served
WATER'S EDGE CONDOMINIUMS
CA0900563 · 193 served
WATERFALL LODGE IMPROVEMENT CO
CA5500083 · 210 served
WATERFORD - HICKMAN
CA5010026 · 597 served
WATERFORD SPORTSMEN'S CLUB
CA5000571 · 25 served
WATERFORD-RIVER POINTE
CA5010042 · 1,079 served
WATERLOO CALIFORNIA RESTAURANT
CA3901252 · 25 served
WATERLOO CHIROPRACTIC CENTER
CA3901454 · 25 served
WATERLOO GUN & BOCCE CLUB
CA3901253 · 50 served
WATERS ROAD DOMESTIC USERS GROUP
CA5602132 · 25 served
WATERSHED ANTIQUES & ESPRESSO
CA4901187 · 25 served
WATERTEK INC.
CA5403067 · 40 served
Watson s Walking G Ranch
CA3200201 · 40 served
WATSONVILLE CANNING COMPANY
CA4400818 · 25 served
WATSONVILLE PRODUCE INC
CA2700518 · 98 served
WATSONVILLE YMCA
CA2700968 · 100 served
WATSONVILLE, CITY OF
CA4410011 · 65,231 served
WATTLE CREEK WINERY
CA4901339 · 75 served
WAUGH SCHOOL DISTRICT
CA4900717 · 75 served
WAUKENA ELEMENTARY SCHOOL
CA5400795 · 220 served
WAUKENA MARKET
CA5402030 · 100 served
WAYNE DAVIS
CA1100549 · 25 served