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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IROQUOIS WDS 1077
IL0100222 · 25 served
IROQUOIS WILDLIFE AREA
IL3059352 · 62 served
IROQUOIS WOODS GR 0 HP 1097
IL0074302 · 400 served
IROQUOIS WOODS GR 0 HP 1097
IL3074302 · 400 served
IRV & BUZ'S GRUB
IL3106153 · 100 served
IRVIN WALDER
IL0037788 · 25 served
IRVIN WALDER
IL3037788 · 25 served
IRVING
IL1350350 · 373 served
IRVING CUMBERLAND AREA 3218
IL0102251 · 25 served
IRVING CUMBERLAND AREA 3218
IL3102251 · 25 served
IRVINGTON
IL1890250 · 1,081 served
ISKCON TEMPLE OF GREATER CHICAGO
IL3149153 · 30 served
ISLAMIC CENTER OF WESTERN SUBURBS
IL3159731 · 30 served
ISLAMIC EDUCATION CENTER
IL3150110 · 175 served
ISLAND FOODS #12303
IL3138271 · 25 served
ISLAND GROVE METHODIST CHURCH
IL0061549 · 200 served
ISLAND GROVE METHODIST CHURCH
IL3061549 · 200 served
ISLAND LAKE
IL0974540 · 8,066 served
ISLAND LAKE DAY CARE
IL3027516 · 50 served
ISLAND LAKE PRE-SCHOOL
IL3057216 · 50 served
ISLAND LAKE SHOPPING CTR
IL0027326 · 850 served
ISLAND LAKE WTR CMPNY
IL0975080 · 25 served
ISLANDER'S SPORTSMAN'S CLUB
IL0083451 · 25 served
ISLANDER'S SPORTSMAN'S CLUB
IL3083451 · 100 served
ISLE A LA CACHE FLOWING WELL
IL3125872 · 725 served
ISLE A LA CACHE MUSEUM
IL3024323 · 600 served
ISU GOLF COURSE
IL0057851 · 25 served
ISU GOLF COURSE
IL3057851 · 25 served
ITALIAN TERRACE VILLA
IL3116541 · 100 served
ITASCA
IL0430500 · 9,506 served
ITASCA COUNTRY CLUB
IL0019570 · 25 served
ITASCA COUNTRY CLUB
IL0015784 · 25 served
ITASCA COUNTRY CLUB
IL3019570 · 75 served
ITASCA COUNTRY COUNTRY CLUB
IL3015784 · 200 served
ITASCA TRANSMISSIONS
IL0039131 · 25 served
ITW MEDICAL
IL3064493 · 200 served
IUKA
IL1210150 · 486 served
IVANHOE COMMUNITY CLUB PARK
IL3107698 · 100 served
IVANHOE CONGREGATIONAL CHURCH
IL3032557 · 150 served
IVANHOE CONGREGATIONAL CHURCH
IL0032557 · 250 served
IVANHOE INN
IL0030577 · 50 served
IVANHOE SHOPPING CENTER
IL0028761 · 200 served
IVESDALE
IL0194560 · 248 served
IVORY CHOPSTICKS
IL3120493 · 60 served
IVOS EXPRESS
IL3024257 · 150 served
IVY INN
IL0014001 · 25 served
IVY TAP
IL3014001 · 25 served
IZAAK WALTON LEAGUE GENESEO
IL3127274 · 25 served
IZAAK WALTON LEAGUE GROUNDS
IL0069112 · 50 served
IZAAK WALTON LEAGUE GROUNDS
IL3069112 · 50 served