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== PRELIMINARY EARTHQUAKE REPORT ==

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



Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 9:11:00 AM (PDT) on Sunday, May 5, 2013.
The magnitude 0.5 event occurred 6 km (4 miles) WSW of Mammoth Lakes, CA.
The hypocentral depth is 5 km ( 3 miles).



Magnitude 0.5 - duration magnitude (Md)
Time Sunday, May 5, 2013 at 9:11:00 AM (PDT)
Sunday, May 5, 2013 at 16:11:00 (UTC)
Distance from Mammoth Lakes, CA - 6 km (4 miles) WSW (237 degrees)
Toms Place, CA - 31 km (19 miles) WNW (282 degrees)
Lee Vining, CA - 38 km (24 miles) SSE (168 degrees)
Yosemite Village, CA - 52 km (32 miles) ESE (105 degrees)
Coordinates 37 deg. 37.2 min. N (37.620N), 119 deg. 1.6 min. W (119.026W)
Depth 5.4 km (3.4 miles)
Quality Excellent
Location Quality Parameters Nst= 25, Nph= 25, Dmin=1 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.3 km, Gp=57.6 degrees
Event ID# nc71985951
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