Locations

The Illinois EPA is headquartered in Springfield, Illinois with regional and field offices throughout the State. 
The following is a listing of the Illinois EPA offices.

IEPA Headquarters Montage

Headquarters

1021 North Grand Avenue East
P.O. Box 19276
Springfield, Illinois 62794-9276
(217) 782-3397
TDD (866) 273-5488

IEPA Headquarters Location Thumbnail

Click the image above for a map showing the location of the headquarters building.
IEPA Headquarters Diagram Thumbnail

Click the image above for a diagram showing entrances and visitor parking.

Laboratory

825 North Rutledge
Springfield, IL 62702
(217) 782-9780

Field Offices

2125 South First Street
Champaign, IL 61820
(217) 278-5800
1101 Eastport Plaza Drive
Suite 100
Collinsville, IL 62234
(618) 346-5120
595 South State
Elgin, IL 60123
(847) 608-3131
9511 W. Harrison Street
Des Plaines, IL 60016
(847) 294-4000
P.O. Box 767
Elk Grove, IL 60009
(847) 758-3400
2309 W. Main Street
Marion, IL 62959
(618) 993-7200
412 SW Washington Street
Suite D
Peoria
, IL 61602
(309) 671-3022
4302 North Main Street
Rockford, IL 61103
(815) 987-7760