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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 1:48:06 AM (PDT) on Tuesday, May 7, 2013.
The magnitude 0.5 event occurred 19 km (12 miles) SSE of Mammoth Lakes, CA.
The hypocentral depth is 6 km ( 4 miles).



Magnitude 0.5 - duration magnitude (Md)
Time Tuesday, May 7, 2013 at 1:48:06 AM (PDT)
Tuesday, May 7, 2013 at 8:48:06 (UTC)
Distance from Mammoth Lakes, CA - 19 km (12 miles) SSE (153 degrees)
Toms Place, CA - 19 km (12 miles) WSW (246 degrees)
Lee Vining, CA - 56 km (35 miles) SSE (157 degrees)
Shaver Lake, CA - 58 km (36 miles) NE (42 degrees)
Coordinates 37 deg. 29.6 min. N (37.494N), 118 deg. 52.3 min. W (118.872W)
Depth 5.6 km (3.5 miles)
Quality Good
Location Quality Parameters Nst= 13, Nph= 13, Dmin=11 km, Rmss=0.04 sec, Erho=0.6 km, Erzz=2.9 km, Gp=115.2 degrees
Event ID# nc71071514
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