Earthquake Maps
Map of Illinois April 18 earthquake in relation to the Wabash Valley
Fault System
Map of Illinois historical earthquakes in relation to the Wabash Valley
Fault System

This map shows historical earthquakes of Illinois (magnitude 4.5 or greater) from 1804 to 1987.
Stover, Carl W., and Coffman, Jerry L. 1992, Seismicity of the United States, 1568-1989 (Revised). Denver, CO. United States Geological Survey Professional Paper 1527.
This map shows the fault systems of Illinois and neighboring states.
Nelson, W. John. 1995, Structural Features In Illinois. Illinois State Geological Survey, Bulletin 100.
For a map showing earthquake locations along the New Madrid fault system in Illinois and neighboring states, visit:
New Madrid Earthquakes 1975-1995. (n.d.).
http://www.eas.slu.edu/Earthquake_Center/SEISMICITY/newmadrid1975-1995.html
Updated 10/27/10 SLD

