Illinois

Illinois State Geological Survey

http://www.isgs.uiuc.edu/

Illinois Division of Oil and Gas

http://dnr.state.il.us/mines/dog/index.htm

Illinois Department of Natural Resources

http://dnr.state.il.us/

University of Illinois (UIUC)

http://illinois.edu/

Illinois Oil and Gas Association

http://www.ioga.com/

PTTC Eastern Division

http://www.pttc.org/eastern/eastern_home.htm

Indiana

Division of Oil and Gas

www.in.gov/dnr/dnroil/

Indiana Geological Survey

http://igs.indiana.edu/

Indiana Department of Natural Resources

http://www.in.gov/dnr_old/dnroil/links/index.html

Indiana Geological Survey

http://www.igs.indiana.edu/

Indiana Oil and Gas Association (INOGA)

http://www.inoga.org/

Kentucky

Division of Oil and Gas -

www.dogc.ky.gov/


Division of Mine Reclamation and Enforcement -

www.dmre.ky.gov

Kentucky Division of Oil and Gas Conservation

http://www.dogc.ky.gov/

Kentucky Geological Survey

http://www.uky.edu/KGS/

Kentucky Oil and Gas Association (KOGA)

http://www.kyoilgas.org/