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Southern California Earthquake Data Center

Recent Earthquakes

Recent Earthquakes in California and Nevada

== 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 4:59:29 AM (PDT) on Tuesday, May 7, 2013.
The magnitude 0.4 event occurred 10 km (7 miles) ESE of Mammoth Lakes, CA.
The hypocentral depth is 11 km ( 7 miles).




Magnitude 0.4 - duration magnitude (Md)
Time Tuesday, May 7, 2013 at 4:59:29 AM (PDT)
Tuesday, May 7, 2013 at 11:59:29 (UTC)
Distance from Mammoth Lakes, CA - 10 km (7 miles) ESE (102 degrees)
Toms Place, CA - 17 km (11 miles) WNW (296 degrees)
Lee Vining, CA - 43 km (27 miles) SSE (148 degrees)
Bodie, CA - 66 km (41 miles) SSE (168 degrees)
Coordinates 37 deg. 37.7 min. N (37.628N), 118 deg. 51.3 min. W (118.856W)
Depth 11.2 km (7.0 miles)
Quality Excellent
Location Quality Parameters Nst= 24, Nph= 24, Dmin=2 km, Rmss=0.05 sec, Erho=0.5 km, Erzz=0.6 km, Gp=86.4 degrees
Event ID nc71987181
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