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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COLD CREEK CAMPGROUND
WA53NR210 · 25 served
Coldwater Science & Learning Center
WA53FS015 · 221 served
Cole
WA5335363 · 257 served
Cole Point Association
WA5313943 · 37 served
COLE, BRUCE
WA5313944 · 72 served
COLEMAN BUTTE WATER ASSN
WA5313940 · 250 served
COLFAX COUNTY SHOP
WA5308382 · 18 served
COLFAX LDS CHURCH
WA5308075 · 35 served
COLFAX MAINTENANCE - DOT
WA53HD117 · 30 served
COLFAX WATER DEPARTMENT CITY OF
WA5314000 · 3,507 served
COLLEGE PLACE MOBILE HOME PARK
WA5300114 · 375 served
COLLEGE PLACE WATER DEPT
WA5314050 · 8,147 served
COLLINS AQUA FLO
WA5308381 · 10 served
COLLINS CAMPGROUND WS
WA53FS127 · 25 served
COLLINS LAKE COMMUNITY CLUB
WA5314057 · 322 served
COLLINS WATER SYSTEM
WA5317345 · 25 served
COLLINS WATER SYSTEM #3
WA5308099 · 3 served
COLMAN C WATER
WA5314061 · 25 served
COLOCKUM MULT USE RES UNIT
WA5314062 · 13 served
Colockum Ridge Golf Course
WA5308051 · 37 served
COLONIAL CREEK CAMPGROUND
WA53NP120 · 407 served
COLONIAL INN
WA5314063 · 30 served
COLONIAL MANOR
WA5314065 · 25 served
COLONIAL MEATS WATER SYSTEM
WA5314066 · 18 served
COLONIAL MOTEL
WA5314067 · 27 served
Colony Mountain
WA5314069 · 213 served
COLONY PARK
WA5314070 · 90 served
COLONY SURF WATER SUPPLY
WA5314080 · 297 served
COLPITTS WATER
WA53AA148 · 2 served
COLT WATER SYSTEM
WA5304074 · 41 served
COLTON WATER DEPARTMENT
WA5314100 · 632 served
COLUMBIA ADVENTIST ACADEMY
WA5314111 · 141 served
COLUMBIA APT.
WA5314165 · 70 served
Columbia Bean
WA53AB978 · 45 served
COLUMBIA CEDAR
WA5308174 · 70 served
COLUMBIA CREST 2
WA5307229 · 2 served
COLUMBIA CREST ELEMENTARY SCHOOL
WA5314127 · 222 served
COLUMBIA CREST ESTATES
WA5307200 · 48 served
COLUMBIA CREST WINERY, MAIN SHOP
WA5356186 · 30 served
COLUMBIA CREST WINERY, SAFETY SERV
WA5356188 · 52 served
COLUMBIA ELEMENTARY SCHOOL
WA5314129 · 610 served
Columbia Generating Station
WA5392024 · 1,632 served
COLUMBIA GORGE SCHOOL OF THEATER
WA5306668 · 70 served
COLUMBIA HIGH SCHOOL
WA5314145 · 287 served
COLUMBIA HILLS STATE PARK
WA53SP325 · 616 served
COLUMBIA NATIONAL WILDLIFE REFUGE
WA5308233 · 10 served
COLUMBIA PARK
WA5314170 · 68 served
COLUMBIA PARK - CAMPGROUND
WA5317166 · 25 served
Columbia Place LLC
WA5353263 · 125 served
COLUMBIA POINT MARINA PARK
WA5356726 · 600 served