Recent Earthquakes

Illinois
A small earthquake measuring 2.5 on the Richter scale shook Columbia, Illinois on Sunday, August 23, 1998. Epicenter was located at 38.46N 90.22W. There were no immediate reports of damage.

Map of Central U.S. Earthquakes

Map of US / Canada Earthquakes

Estimates of Damage from an Earthquake on the Southern Portion of the New Madrid Fault Zone

Great News! We are over halfway into placing this important planning document on the Internet.

Estimates for all 32 major Arkansas NMFZ cities and all eastern Arkansas counties are now available online.

http://quake.ualr.edu/public/estimate/