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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #1: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 10:18:45 AM (PDT) on Friday, May 9, 2008.
The magnitude 1.7 event occurred 15 km (9 miles) SE of Mammoth Lakes, CA.
The hypocentral depth is 9 km ( 6 miles).



Magnitude 1.7 - duration magnitude (Md)
Time Friday, May 9, 2008 at 10:18:45 AM (PDT)
Friday, May 9, 2008 at 17:18:45 (UTC)
Distance from Mammoth Lakes, CA - 15 km (9 miles) SE (143 degrees)
Toms Place, CA - 17 km (10 miles) W (262 degrees)
Lee Vining, CA - 51 km (32 miles) SSE (155 degrees)
Shaver Lake, CA - 63 km (39 miles) NE (39 degrees)
Coordinates 37 deg. 32.4 min. N (37.541N), 118 deg. 52.2 min. W (118.869W)
Depth 8.9 km (5.5 miles)
Quality Good
Location Quality Parameters Nst= 29, Nph= 29, Dmin=7 km, Rmss=0.03 sec, Erho=0.2 km, Erzz=0.6 km, Gp=122.4 degrees
Event ID# nc51202417
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