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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KNIGHTS LANDING SERVICE DIS
CA5700567 · 600 served
KNIGHTS LANDING SVC. DIST.
CA5710004 · 944 served
KNIGHTSEN COMMUNITY WATER SYSTEM
CA0707547 · 73 served
KNIGHTSEN ELEMENTARY SCHOOL
CA0706028 · 350 served
KNOB HILL STORE
CA2500920 · 25 served
KNOCTI HARBOR INN
CA1700586 · 1,000 served
KNOLL ENTERPRISES
CA3600504 · 500 served
KNOTT S AUTO COURT
CA0707539 · 35 served
KNOTT S BERRY FARM
CA3000734 · 3,000 served
KNOW-NOTHING WATER ASSOC
CA4700809 · 25 served
KNUDSEN DAIRY PRODUCTS
CA5000357 · 25 served
KO-KET RESORT
CA3400133 · 50 served
KOA - PETALUMA
CA4900737 · 401 served
KOA CAMPGROUND
CA2200036 · 240 served
KOA GREEN ACRES PARK
CA1100512 · 30 served
KOEHLER WINERY
CA4200936 · 40 served
KOEHNEN & SONS
CA1100193 · 0 served
KOEHNEN AND SONS
CA1100520 · 25 served
KOES BAR
CA3901202 · 25 served
KOHARA NURSERY WS
CA2702161 · 12 served
KOINONIA CONFERENCE GROUNDS
CA4400709 · 166 served
KOKANEE & STONEY PT CAMPGROUND
CA5300069 · 295 served
KOKANEE-STONEY POINT CAMPGRD
CA5301111 · 295 served
KONICKE WATER SYSTEM
CA1200774 · 26 served
KONING WATER SYSTEM
CA3301365 · 51 served
KONO EDWARD
CA3301366 · 30 served
KONO RANCH #2
CA3301888 · 25 served
KONOCTI CONSERVATION CAMP
CA0000104 · 109 served
KONOCTI CONSERVATION CAMP
CA7300104 · 109 served
KONOCTI COUNTY WATER DISTRICT
CA1710006 · 5,928 served
KONOCTI HARBOR RESORT
CA1710016 · 155 served
KONOCTI SHORES
CA1700592 · 277 served
KOOLHAAS, KEN DAIRY
CA3301907 · 25 served
KOPPERS CO INC
CA0400131 · 35 served
KORBEL BROTHERS WINERY
CA4900999 · 546 served
KOREAN PRESBYTERIAN CHURCH
CA3901412 · 25 served
KORTHS PIRATES LAIR
CA3400135 · 55 served
KOUNTRY KITC HEN
CA2800708 · 25 served
KOUNTRY KORNERS MHP
CA5200569 · 17 served
KQ RANCH RESORT
CA3702181 · 400 served
KRAMER APARTMENTS - INACTIVE
CA3900774 · 30 served
KRANENBURG WATER SYSTEM
CA1500560 · 42 served
KRATKA RIDGE SKI RESORT
CA1900006 · 100 served
KRCE CAMPGROUND
CA4700817 · 25 served
KREME KING - ALAMO MOTEL
CA4500019 · 0 served
KRISTA MUTUAL WATER COMPANY
CA1500475 · 504 served
KROTONA INSTITUTE
CA5601401 · 30 served
KRUSE'S KOUNTRY KITCHEN
CA2208060 · 25 served
KRVWC - QUAIL VALLEY MUTUAL WC
CA1500379 · 0 served
KUHN WATER SYSTEM
CA3400399 · 100 served