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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LAKE JODIE WATER SYSTEM
CA3600785 · 250 served
LAKE LOREN
CA3600522 · 25 served
LAKE MADRONE WATER DISTRICT
CA0400014 · 297 served
LAKE MARY STORE
CA2600645 · 100 served
LAKE MARY STORE
CA2660645 · 100 served
LAKE MC CLURE BOAT CLUB MHP
CA2209064 · 200 served
LAKE MC CLURE BOAT CLUB MHP
CA2200064 · 150 served
LAKE MORENA COUNTY PARK
CA3700903 · 300 served
LAKE MORENA TRAILER RESORT
CA3710760 · 0 served
LAKE MORENA TRAILER RESORT
CA3701760 · 60 served
LAKE MORENA VIEWS MWC
CA3700924 · 360 served
LAKE MORENA'S OAK SHORES MWC
CA3700923 · 670 served
LAKE OF THE SPRINGS
CA5800809 · 6,500 served
LAKE OF THE WOODS MOBILE VILLAGE
CA1500459 · 82 served
LAKE OF THE WOODS MWC
CA1510023 · 779 served
LAKE OLANCHA RV PARK
CA1410011 · 30 served
LAKE OROVILLE - CRAIG CAMP
CA0410301 · 25 served
LAKE PARDEE REC AREA
CA0300038 · 3,000 served
LAKE PARK TERRACE
CA3100030 · 25 served
LAKE PERRIS SRA
CA3310302 · 40 served
LAKE PILLSBURY PINES
CA1700598 · 58 served
LAKE PILLSBURY RANCH WATER COMPANY
CA1700597 · 53 served
LAKE PILLSBURY RESORT & MARINA INC
CA1700599 · 150 served
LAKE PIRU PARK - UWCD
CA5601706 · 960 served
LAKE RIDGE INN
CA5500209 · 25 served
LAKE RIDGE RESORT
CA1700620 · 100 served
LAKE SABRINA BOAT LANDING
CA1400035 · 35 served
LAKE SAN ANTONIO MHP WS
CA2701906 · 84 served
LAKE SCHOOL
CA1800513 · 0 served
LAKE SCHOOL
CA1100526 · 51 served
LAKE SHASTA LODGE
CA4500345 · 64 served
LAKE SHASTA PINES RV PARK & CAMPGROUND
CA4500101 · 168 served
LAKE SHASTINA C.S.D
CA4710013 · 2,790 served
LAKE SHERWOOD
CA5603102 · 400 served
LAKE SHERWOOD COMMUNITY SER DS
CA5603113 · 25 served
LAKE SISKIYOU CAMPGROUND
CA4700501 · 1,800 served
LAKE SISKIYOU M.W.C.
CA4700549 · 277 served
LAKE SOLANO PARK
CA4800651 · 1,019 served
LAKE SOLANO PARK YOUTH AREA - INACTIVE
CA4800777 · 0 served
LAKE SOLANO PICNIC AREA
CA4800546 · 1,000 served
LAKE SONOMA MARINA
CA4901112 · 51 served
LAKE SONOMA RESORT
CA4901126 · 0 served
LAKE SPAULDING CAMPGROUND
CA2900513 · 204 served
LAKE SUCCESS MOBILE LODGE
CA5400660 · 75 served
LAKE TAHOE CRUISES TAHOE QUEEN
CA0900574 · 50 served
LAKE TAHOE PIZZA
CA0900510 · 70 served
LAKE TULLOCH CAMPGRD & MARINA
CA5500049 · 138 served
LAKE TULLOCH WATER SYSTEM 2
CA5500051 · 38 served
LAKE TULLOCH WATER SYSTEM 3
CA5500052 · 35 served
LAKE TULLOCH WATER SYSTEM NUMB
CA5500050 · 7 served