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| | New Madrid Seismic Zone -- Facts, Info, and Encyclopedia article (Site not responding. Last check: 2007-10-08) |
 | | The zone is named after the town of (Click link for more info and facts about New Madrid, Missouri) New Madrid, Missouri, which was destroyed by the (Click link for more info and facts about New Madrid Earthquake) New Madrid Earthquake. |
 | | All three major quakes are generally believed to have exceeded 8.0 on the (A logarithmic scale of 1 to 10 used to express the energy released by an earthquake) Richter Scale, and some (A scientist who studies earthquakes) seismologists believe the largest was 9.0 or larger. |
 | | The largest New Madrid seismic zone earthquakes to have occurred since then were on January 4, 1843 and October 31, 1895, with magnitude estimates of 6.0 and 6.2 respectively. |
| www.absoluteastronomy.com /encyclopedia/n/ne/new_madrid_seismic_zone.htm (942 words) |
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