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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INNISFREE CAFE
WA5319271 · 25 served
Inspire Development Centers
WA5366185 · 144 served
INSTITUTE OF INSITE
WA5310082 · 59 served
Intalco Aluminum Corporation WS
WA5335800 · 80 served
INTERFOR US (For Sale a/o 9/16/14)
WA5308464 · 54 served
INTERROREM CAMPGROUND_
WA53AA221 · 2 served
INTERSTATE ROCK
WA5307679 · 15 served
INWOOD BEACH CLUB
WA5335880 · 80 served
IONE WATER DEPT
WA5335900 · 2,395 served
IPSUT CR CAMPGROUND #14
WA53NP410 · 57 served
IRENE REITHER PRIMARY SCHOOL
WA5352901 · 700 served
IRENE RHINEHART PARK
WA5307696 · 100 served
IRON BEAR WATER SUPPLY
WA5337405 · 110 served
IRON CREEK
WA53FS416 · 401 served
IRON MIKE WELL (GMS)
WA53FS322 · 50 served
IRON SPRINGS PARK
WA5336020 · 62 served
IRON SPRINGS RESORT
WA5336024 · 120 served
IRVIN WATER DISTRICT #6
WA5336050 · 4,150 served
ISAIAH 45:22 WATER SYSTEM
WA5308080 · 15 served
ISENHART IRRIGATION DISTRICT
WA5336087 · 36 served
ISENHOWER CELLARS
WA5308415 · 3 served
ISLAMIC CENTER OF THE TRI CITIES
WA5328941 · 50 served
ISLAND CAMP WATER SYSTEM
WA5308442 · 6 served
ISLAND CENTER COMMUNITY
WA5336098 · 70 served
ISLAND CENTER JIFFY MART
WA5303731 · 46 served
ISLAND CO COURTHOUSE ANNEX CAMANO
WA5311214 · 48 served
ISLAND COUNTY MAXWELTON PARK
WA5313227 · 48 served
ISLAND COUNTY ROAD DIST-BAYVIEW
WA5336100 · 45 served
ISLAND CROSSING
WA5307618 · 650 served
ISLAND GREENS
WA5359181 · 14 served
ISLAND HIDE A WAY WATER
WA5336135 · 26 served
ISLAND HIDEAWAY B AND B
WA5307413 · 2 served
ISLAND LAKE
WA5336150 · 883 served
ISLAND LAKE CAMP AND CONF CENTER
WA5336175 · 25 served
ISLAND LAKE MANOR
WA5336180 · 233 served
ISLAND PARK MOBILE HOME PARK
WA5329599 · 60 served
Island PTBA Water System
WA53AC415 · 75 served
ISLAND SHORES
WA5336240 · 19 served
ISLAND TRANSIT
WA5350551 · 25 served
ISLAND UTILITY
WA5357776 · 2,103 served
ISLAND VIEW LUD 9
WA5336260 · 70 served
ISLAND VIEW WATER SYSTEM
WA5361551 · 25 served
ISLAND VIEW WATER SYSTEM
WA5336250 · 130 served
ISLANDER LOPEZ MARINA RESORT
WA5336255 · 13 served
ISLANDWOOD ESTATES
WA5300588 · 30 served
ISLE AIRE BEACH ASSOCIATION
WA5336268 · 125 served
ISLEY, BRUCE WATER SYSTEM
WA5308198 · 3 served
ISRAEL PLACE SAN ANGELO PARK
WA5336274 · 146 served
ISSAQUAH CHRISTIAN CHURCH
WA5300066 · 42 served
ISSAQUAH CHURCH COMM. WATER SYSTEM
WA5335951 · 58 served