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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 10:10:31 PM (PDT) on Monday, September 30, 2013.
The magnitude 0.4 event occurred 14 km (9 miles) W of Toms Place, CA.
The hypocentral depth is 14 km ( 9 miles).



Magnitude 0.4 - duration magnitude (Md)
Time Monday, September 30, 2013 at 10:10:31 PM (PDT)
Tuesday, October 1, 2013 at 5:10:31 (UTC)
Distance from Toms Place, CA - 14 km (9 miles) W (269 degrees)
Mammoth Lakes, CA - 15 km (10 miles) SE (130 degrees)
Lee Vining, CA - 51 km (32 miles) SSE (151 degrees)
Big Pine, CA - 65 km (41 miles) NW (312 degrees)
Coordinates 37 deg. 33.6 min. N (37.560N), 118 deg. 50.3 min. W (118.838W)
Depth 14.2 km (8.8 miles)
Quality Fair
Location Quality Parameters Nst= 14, Nph= 14, Dmin=3 km, Rmss=0.03 sec, Erho=1.2 km, Erzz=1.8 km, Gp=136.8 degrees
Event ID# nc72075905
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