The Wabash Valley seismic zone and the New Madrid seismic zone are the closest large earthquake source zones to Evansville, Indiana. The New Madrid earthquakes of 1811–1812, more than 180 km from Evansville, produced ground motions with Modified Mercalli Intensity VII near Evansville. Liquefaction evidence has been documented less than 40 km away from Evansville resulting from two large earthquakes that occurred within the past 12,000 years in the Wabash Valley. Two earthquake scenarios are described in this paper that demonstrate the expected ground motions within the 33 by 42 km2 region around Evansville based on a repeat earthquake...

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