Utilities in Illinois
27,127 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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ROCK CUT STATE PARK-HICKORY HILL
IL3006577 · 75 served
ROCK CUT STATE PARK-LIONS PIER
IL3110502 · 25 served
ROCK CUT STATE PARK-PLUM GROVE
IL3008730 · 75 served
ROCK CUT STATE PARK-PRAIRIE VIEW
IL3122424 · 25 served
ROCK CUT STATE PARK-PURI CREST
IL3152538 · 25 served
ROCK CUT STATE PARK-RED OAK
IL3006569 · 25 served
ROCK CUT STATE PARK-WEST LAKE
IL3152520 · 25 served
ROCK CUT STATE PARK-WHITE OAK
IL3122432 · 25 served
ROCK CUT STT PK
IL2019900 · 25 served
ROCK FALLS
IL1950450 · 8,620 served
ROCK GROVE U M CHURCH
IL0050963 · 50 served
ROCK GROVE U M CHURCH
IL3050963 · 50 served
ROCK ISLAND
IL1610650 · 39,018 served
ROCK ISLAND ARSENAL, US ARMY
IL1615387 · 7,800 served
ROCK ISLAND CO BLKHWK VILL
IL1615110 · 28 served
ROCK ISLAND CO CREST VIEW DR 1
IL1617326 · 32 served
ROCK ISLAND CO CREST VIEW DR 2
IL1617336 · 32 served
ROCK ISLAND CO FARM BUREAU
IL0048967 · 28 served
ROCK ISLAND CO FARM BUREAU
IL3048967 · 27 served
ROCK ISLAND CO FORREST VIEW 1
IL1617416 · 32 served
ROCK ISLAND CO FORREST VIEW 2
IL1617426 · 32 served
ROCK ISLAND CO INDIAN BLFS 1
IL1617576 · 32 served
ROCK ISLAND CO INDIAN BLFS 2
IL1617586 · 32 served
ROCK ISLAND CO MERRY OAKS 3 W6
IL1617696 · 32 served
ROCK ISLAND CO RIVER EST 1ST
IL1615766 · 32 served
ROCK ISLAND CONSERVATION CLUB
IL3048520 · 100 served
ROCK ISLAND CONSERVATION CLUB
IL0048520 · 25 served
ROCK ISLAND COUNTRY MARKET
IL3126912 · 25 served
ROCK ISLAND COUNTY BALCEAN 3RD
IL1615446 · 28 served
ROCK ISLAND COUNTY BLACKHAWK A
IL1615246 · 32 served
ROCK ISLAND COUNTY BLACKHAWK W
IL1615366 · 32 served
ROCK ISLAND COUNTY M.F.&B. WEL
IL1615570 · 60 served
ROCK ISLAND COUNTY MILL CREEK
IL1617626 · 28 served
ROCK ISLAND COUNTY OAK HEIGHTS
IL1617656 · 25 served
ROCK ISLAND COUNTY PARKBROOK L
IL1617706 · 31 served
ROCK ISLAND COUNTY RIVER EDGE
IL1617766 · 25 served
ROCK ISLAND COUNTY TINDALLS 1S
IL1617836 · 32 served
ROCK ISLAND COUNTY WITTER'S 1S
IL1617896 · 32 served
ROCK ISLAND EXCHANGE
IL3154823 · 25 served
ROCK ISLAND TRAIL STATE PARK A
IL3125302 · 25 served
ROCK ISLAND TRAIL STATE PARK T
IL3125310 · 25 served
ROCK LAKE FISHING NORTH
IL3010298 · 75 served
ROCK N TOTS
IL3107037 · 85 served
ROCK RIVER BIBLE CAMP
IL3017566 · 125 served
ROCK RIVER BIBLE CAMP ASSOC
IL0017566 · 25 served
ROCK RIVER CHRISTIAN CAMP
IL0018606 · 10,000 served
ROCK RIVER CHRISTIAN CAMP - KITCHEN/LODG
IL3115378 · 45 served
ROCK RIVER CHRISTIAN CAMP - MAIN
IL3018606 · 50 served
ROCK RIVER COUNTRY CLUB
IL3110320 · 25 served
ROCK RIVER COUNTRY CLUB
IL3097402 · 30 served