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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KING COUNTY WATER DISTRICT #125
WA5341998 · 21,904 served
KING COUNTY WATER DISTRICT #17
WA5338850 · 350 served
KING COUNTY WATER DISTRICT #20
WA5338950 · 38,974 served
KING COUNTY WATER DISTRICT #45
WA5339700 · 4,398 served
KING COUNTY WATER DISTRICT #49
WA5339800 · 16,065 served
KING COUNTY WATER DISTRICT #54
WA5339950 · 5,373 served
KING COUNTY WATER DISTRICT #57
WA5340050 · 210 served
KING COUNTY WATER DISTRICT #85
WA5341000 · 1,430 served
KING COUNTY WATER DISTRICT #94
WA5341300 · 375 served
KING COUNTY WATER DISTRICT 119
WA5341985 · 3,800 served
KING COUNTY WATER DISTRICT NO 90
WA5341150 · 20,100 served
King Fuji Ranch Housing
WA53AD285 · 71 served
King Fuji Ranch Housing No. 2
WA53AD522 · 96 served
KING OF GLORY LUTHERAN CHURCH
WA5315414 · 100 served
KING SOLOMONS REEF RESTAURANT
WA5301316 · 217 served
KING WELL
WA5307203 · 5 served
KING'S LAKE G.S. CAMP
WA5300888 · 25 served
KINGDOM HALL OF JEHOVAHS WITNESS
WA5308022 · 88 served
KINGDOM HALL OF JEHOVAHS WITNESSES
WA5342063 · 62 served
KINGDOM HALL OF JEHOVAHS WS
WA5303861 · 105 served
KINGHORN WATER SYSTEM
WA5306982 · 3 served
KINGS COMMUNITY CHURCH
WA5342067 · 225 served
KINGS LAKESIDE PARK
WA5306366 · 20 served
Kings Meadow MHP
WA5369168 · 90 served
KINGS MOBIL HOME
WA5342066 · 12 served
KINGS TEENS
WA5342065 · 25 served
KINGS VETERINARY CLINIC
WA5342068 · 25 served
KINGS WAY FOURSQUARE
WA5302868 · 296 served
KINGSTON FARM
WA5324646 · 104 served
KINGSTON FERRY TERMINAL
WA5342090 · 6 served
KINGSTON WATER SYSTEM
WA5342100 · 1,793 served
KINWOOD MOBILE HOME PARK
WA5342165 · 25 served
KIONA CAFE
WA5304227 · 25 served
KIONA RANCH
WA5342174 · 3 served
KIONA VILLAGE
WA5300528 · 65 served
KIONA VILLAGE COURT
WA5342175 · 124 served
Kiona West Heights Water Assoc.
WA5316589 · 77 served
KIRBY BILLINGSLY HYDRO PARK
WA5312631 · 60 served
KIRKLAND CITY OF
WA5342250 · 69,243 served
KITSAP LAKE WATER ASSOC
WA5342500 · 200 served
KITSAP MEMORIAL STATE PK
WA53SP345 · 2,438 served
KITSAP WEST MHC WATER CO
WA5342635 · 190 served
KITTITAS CITY OF
WA5342650 · 2,247 served
KITTITAS CO WD #2
WA5374100 · 242 served
KITTITAS COUNTY SEWER DIST#1
WA5342690 · 60 served
KITTITAS COUNTY WATER DISTRICT #4
WA5342447 · 510 served
KITTITAS COUNTY WATER DISTRICT #5
WA5342704 · 699 served
KITTITAS COUNTY WATER DISTRICT #7
WA5385295 · 463 served
KITTITAS SERVICE CENTER PSE
WA53AA171 · 15 served
KITTITAS VALLEY MONTESSORI
WA5307566 · 20 served