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== PRELIMINARY EARTHQUAKE REPORT ==
Cooperative New Madrid Seismic Network

Version #A: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:29:09 AM (CDT) on Saturday, May 10, 2008 .
The magnitude 2.5 event occurred 8 km (5 miles) E (94 degrees) of East Cape Girardeau, IL .
The hypocentral depth is 15 km ( 9 miles).


Magnitude 2.5 - duration magnitude (Md)
Time Saturday, May 10, 2008 at 4:29:09 AM (CDT)
Saturday, May 10, 2008 at 9:29:09 (UTC)
Distance from East Cape Girardeau, IL - 8 km (5 miles) E (94 degrees)
Thebes, IL - 9 km (6 miles) NNE (30 degrees)
Tamms, IL - 14 km (9 miles) WNW (296 degrees)
Evansville, IN - 180 km (112 miles) WSW (246 degrees)
Coordinates 37 deg. 17.4 min. N (37.290N), 89 deg. 24.6 min. W ( 89.410W)
Depth 15.2 km (9.4 miles)
Quality Good
Location Quality Parameters Nst= 15, Nph= 21, Dmin=10.5 km, Rmss=0.07 sec, Erho=1.9 km, Erzz=3.2 km, Gp=129.6 degrees
Event ID# nmhwb0510a
Additional Information map

For more information, see http://folkworm.ceri.memphis.edu/

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