![Map of the New Madrid and Wabash Valley seismic zones showing earthquakes as circles.](https://will.illinois.edu/images/uploads/39040/new_madrid_and_wabash_seizmic_zones-usgs__medium.jpg)
How Common Are Earthquakes In Central Illinois?
Like the fault lines they stem from, earthquakes are often little thought of until they actually happen. But Tim Larson, a senior geophysicist at the Illinois State Geological Survey, is bringing them back to mind with his presentation - “Earthquakes: Fact and Fiction” at Parkland's Staerkel Planetarium tonight.