Illinois Environmental Protection Agency  
www.epa.state.il.us

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About the Illinois EPA

Locations of Illinois EPA Offices

The Illinois EPA is headquartered in Springfield, Illinois with regional and field offices throughout the State. The Agency's Director also maintains an office at the James R. Thompson Center in Chicago, Illinois. The following is a listing of the Illinois EPA offices.

Illinois EPA Headquarters (37K)
Headquarters
1021 North Grand Avenue East
P.O. Box 19276
Springfield, Illinois 62794-9276
(217) 782-3397
Headquarters location
Click the image above for a map showing the location of the headquarters building.
Headquarters diagram
Click the image above for a diagram showing entrances and visitor parking.
Laboratories
825 North Rutledge
Springfield, IL 62702
(217) 782-9780
 
Field Offices
2125 South First Street
Champaign, IL 61820
(217) 278-5800
2009 Mall Street
Collinsville, IL 62234
(618) 346-5120
595 South State
Elgin, IL 60123
(847) 608-3131
P.O. Box 767
Elk Grove, IL 60009
(847) 758-3412

1574 1st Avenue
Ottawa, IL 61350
(815) 433-7125

2309 W. Main Street
Marion, IL 62959
(618) 993-7200

500 42nd Street
Rock Island, IL 61201
(309) 794-3598

9511 W. Harrison Street
DesPlaines, IL 60016
(847) 294-4000
412 SW Washington Street
Suite D
Peoria
, IL 61602
(309) 671-3022
4302 North Main Street
Rockford, IL 61103
(815) 987-7760
   

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