The state Emergency Management Agency is urging Illinoisans to participate in Thursday's Great Central U.S. Shakeout earthquake drill.  More than 400,000 people have signed up for the drill so far, and many schools, college campuses, and businesses will also be taking part.

They will learn to "Drop, Cover, and Hold On" during the event, according to IEMA spokesman Patti Thompson.

Click here for Thompson's comments

Illinois is home to both the New Madrid seismic zone in Southern Illinois and the Wabash Valley seismic zone in southeastern Illinois.  To participate, click here:

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