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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 4:10:47 PM (CDT) on Wednesday, September 2, 2009 .
The magnitude 1.1 event occurred 4 km (2 miles) SW of Ridgely, TN .
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Wednesday, September 2, 2009 at 4:10:47 PM (CDT)
Wednesday, September 2, 2009 at 21:10:47 (UTC)
Distance from Ridgely, TN - 4 km (2 miles) SW (225 degrees)
Caruthersville, MO - 13 km (8 miles) ENE (67 degrees)
Tiptonville, TN - 16 km (10 miles) SSW (195 degrees)
Jackson, TN - 94 km (58 miles) NW (318 degrees)
Coordinates 36 deg. 14.4 min. N (36.240N), 89 deg. 31.0 min. W ( 89.517W)
Depth 6.4 km (4.0 miles)
Quality Good
Location Quality Parameters Nst= 9, Nph= 14, Dmin=2 km, Rmss=0.03 sec, Erho=0.6 km, Erzz=1.1 km, Gp=93.6 degrees
Event ID# nmhnw0902a
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For more information, see http://folkworm.ceri.memphis.edu/

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