A light earthquake occurred at 06:10:51 (UTC) on Monday, June 28, 2004. The magnitude 4.5 event has been located in ILLINOIS. (This event has been reviewed by a seismologist.)
http://earthquake.usgs.gov/recenteqsUS/Quakes/uskgad.htm
Wow... I am shocked that I did not feel this! (What IL town was the center of it in?)
Magnitude: 4.5
Date-Time:
Monday, June 28, 2004 at 06:10:51 (UTC)
Monday, June 28, 2004 at 1:10:51 AM (local)
Location: 41.436°N, 88.952°W
Depth: 5 km (3.1 miles) set by location program
Region: ILLINOIS
Distances:
11 km (7 miles) ESE (107°) from Troy Grove, IL
11 km (7 miles) NNE (25°) from North Utica, IL
13 km (8 miles) NNW (332°) from Naplate, IL
13 km (8 miles) NW (317°) from Ottawa, IL
65 km (40 miles) WSW (237°) from Aurora, IL
115 km (71 miles) WSW (247°) from Chicago, IL
Location Uncertainty:
horizontal +/- 8 km (5.0 miles);
depth fixed by location program
Parameters:
Nst= 26, Nph= 26, Dmin=196 km, Rmss=1.2 sec, Gp=108°,
M-type="Nuttli" surface wave magnitude (MLg), Version=6
Source: U.S. Geological Survey, National Earthquake Information Center World Data Center for Seismology, Denver
Event ID: uskgad