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Eastern USA Earthquake Information

Quake-related information--maps, reports, advice--for the United States east of the Rockies.
"Earthquakes in the Central US 1699-2002"
The latest map and report from the U.S. Geological Survey on the long history of activity in the central Mississippi Valley, issued in April 2004.
Earthquake History of Every State
This handy linklist from the National Earthquake Information Center includes Puerto Rico and the Virgin Islands.
Mississippi Valley Earthquakes
An online Fact Sheet about the soft, quaking underbelly of America from the U.S. Geological Survey.
Mississippi Valley: New Madrid Seismic Zone
"On Shaky Ground" is a long series from the St. Louis Riverfront Times on the earthquake hazard in this area where the greatest American earthquake in history occurred in 181112, affecting every state near the confluence of the Mississippi and Missouri rivers.
New York State Earthquakes
There have been some pretty big ones, according to the National Center for Earthquake Engineering Research in Buffalo.
Ohio Earthquakes
A page of resources from the Ohio Geological Survey.
Texas Quakes
A FAQ from the University of Texas.
Virginia Earthquakes, a Primer
Thanks to the Virginia Tech Seismological Observatory.

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