Utilities in Washington
9,956 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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WILEY THEATER
WA5365059 · 75 served
Wilgus Housing Water System
WA53AB933 · 220 served
WILKES, GARY WATER SYSTEM
WA5396900 · 9 served
WILKESON WATER DEPARTMENT
WA5396950 · 1,071 served
WILKSHIRE LANE WATER DISTRICT INC
WA5396930 · 460 served
WILLABY CAMPGROUND WS
WA53FS981 · 81 served
WILLADSON WATER SYSTEM
WA5308386 · 5 served
Willamette Egg Farms - Moses Lake
WA5301536 · 44 served
WILLAPA BAY PARK
WA5396985 · 6 served
Willapa Hills Farm
WA53AD537 · 47 served
WILLAPA NATIONAL WILDLIFE REFUGE
WA5335814 · 25 served
WILLAPA VALLEY WATER DISTRICT
WA5397100 · 2,425 served
WILLARD
WA5315663 · 40 served
WILLARD NATIONAL FISH HATCHERY
WA53FW965 · 50 served
WILLARD WORK CENTER
WA53FS983 · 9 served
WILLEYS LAKE TERRACE WATER ASSN
WA5397110 · 180 served
WILLIAM'S CORNER WATER SUPPLY
WA5397115 · 5 served
WILLIAMS ADDITION, TRITON COVE EST
WA5351850 · 44 served
WILLIAMS COMPOUND WATER SYSTEM
WA5330531 · 58 served
WILLIAMS LAKE BEACH CLUB
WA5309280 · 45 served
WILLIAMS LAKE ROAD SUBDIVISION
WA5397123 · 40 served
WILLIAMS R/V PARK
WA5397143 · 17 served
WILLOW ACRES APARTMENTS
WA5397220 · 23 served
WILLOW BAY RESORT INC
WA5397225 · 37 served
Willow Drive Nursery - RS Storage
WA53AE171 · 80 served
WILLOW DRIVE NURSERY WAREHOUSE OFF.
WA5304402 · 65 served
WILLOW SPRINGS WATER USERS ASSN
WA5323177 · 26 served
WILLOW STREET WELL USERS ASSN.
WA5376635 · 48 served
WILLOW TREE PARK
WA5391912 · 176 served
WILLOW WATER
WA5307704 · 5 served
WILLOWS TRAILER VILLAGE
WA5397235 · 83 served
WILLOWS/NACHES RANGER DISTRICT
WA53FS985 · 42 served
WILMA PORT OF
WA5397300 · 108 served
WILSON BINNS SWIGER
WA5307965 · 8 served
WILSON CREEK WATER DEPT TOWN OF
WA5397400 · 386 served
WILSON POINT
WA5304582 · 54 served
WILSON R WATER SYSTEM
WA53AA200 · 5 served
WILSON RANCH PD WATER SYSTEM
WA5304280 · 82 served
WILSON RANCH PD WATER SYSTEM
WA5304984 · 80 served
WILSON WATER SYSTEM
WA5307457 · 5 served
WILSONS COTTAGES W D
WA5397420 · 280 served
WINCHESTER EB REST AREA
WA53HD979 · 903 served
WINCHESTER FARMWORKER - CFP
WA53AD160 · 96 served
WINCHESTER HEIGHTS
WA5330691 · 80 served
WINCHESTER HEIGHTS
WA5331891 · 76 served
WINCHESTER MOBILE HOMES WATER
WA5319571 · 350 served
Winchester Orchard Farmworker
WA53AC956 · 76 served
WINCHESTER RV PARK
WA53AA175 · 5 served
WINCHESTER VIEW ESTATES
WA5308205 · 14 served
WINCHESTER WB REST AREA
WA53HD981 · 944 served