Magnitude 4.0 ILLINOIS

Monday, April 21, 2008 at 05:38:29 UTC

Seismic Hazard Map

Seismic Hazard Map World Location
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

State boundaries in blue; county boundaries in green.

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

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U.S. Department of the Interior \| U.S. Geological Survey URL: http://neic.usgs.gov/neis/bulletin/neic_rcar_z.html Contact: NEIC Web Team Last modification: Sunday, 2008 April 20 23:54:39 MDT