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== PRELIMINARY EARTHQUAKE REPORT ==
Southeast U.S. Seismic Networks

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

A micro earthquake occurred at 4:57:07 PM (CDT) on Sunday, August 2, 2009 .
The magnitude 2.3 event occurred 21 km (13 miles) NNW of Ashland, VA .
The hypocentral depth is 9 km ( 6 miles).


Magnitude 2.3 - (unknown type)
Time Sunday, August 2, 2009 at 4:57:07 PM (CDT)
Sunday, August 2, 2009 at 21:57:07 (UTC)
Distance from Ashland, VA - 21 km (13 miles) NNW (335 degrees)
Bowling Green, VA - 24 km (15 miles) WSW (237 degrees)
Mineral, VA - 30 km (19 miles) ESE (107 degrees)
Richmond, VA - 43 km (27 miles) NNW (346 degrees)
Coordinates 37 deg. 55.7 min. N (37.929N), 77 deg. 34.8 min. W ( 77.580W)
Depth 8.8 km (5.5 miles)
Quality Fair
Location Quality Parameters Nst= 5, Nph= 10, Dmin=35.6 km, Rmss=0.23 sec, Erho=1.4 km, Erzz=1.6 km, Gp=144 degrees
Event ID# semcc0802a
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