Earthquake Details

Magnitude
5.2
Date-Time
Friday, April 18, 2008 at 09:36:59 UTC
Friday, April 18, 2008 at 04:36:59 AM at epicenter
Location
38.450°N, 87.890°W
Depth
11.6 km (7.2 miles)
Region
ILLINOIS
Distances
7 km (5 miles) NNE (13°) from Bellmont, IL
9 km (6 miles) E (88°) from Bone Gap, IL
11 km (7 miles) N (350°) from Keensburg, IL
41 km (26 miles) SW (232°) from Vincennes, IN
60 km (38 miles) NNW (331°) from Evansville, IN
206 km (128 miles) E (95°) from St. Louis, MO
Location Uncertainty
horizontal +/- 1.3 km (0.8 miles); depth +/- 0.9 km (0.6 miles)
Parameters
NST= 17, Nph= 19, Dmin=10.2 km, Rmss=0.21 sec, Gp= 86°,
M-type=regional moment magnitude (Mw), Version=B
Source
Cooperative New Madrid Seismic Network
Event ID
nmhwb0418a
This event has been reviewed by a seismologist.

Last year was a major disaster planning event and drill for a New Madrid quake. Guess what the biggest problem was--coordination & communication between levels of government and agencies.