"The following is a release by the United States Geological Survey, National Earthquake Information Center: An earthquake occurred 35 km (20 miles) SW of Vincennes, Indiana and 205 km (125 miles) SW of INDIANAPOLIS, Indiana at 11:38 PM MDT, Apr 20, 2008 (12:38 AM CDT, Apr 21, 2008 in Illinois). The magnitude and location may be revised when additional data and further analysis results are available. There have been no reports of damage."

http://earthquake.usgs.gov/eqcenter/...ar.php#summary