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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 2:00:56 AM (PDT) on Saturday, May 4, 2013.
The magnitude 1.9 event occurred 9 km (5 miles) S of Yosemite Village, CA.
The hypocentral depth is 40 km (25 miles).




Magnitude 1.9 - duration magnitude (Md)
Time Saturday, May 4, 2013 at 2:00:56 AM (PDT)
Saturday, May 4, 2013 at 9:00:56 (UTC)
Distance from Yosemite Village, CA - 9 km (5 miles) S (184 degrees)
Bootjack, CA - 33 km (21 miles) NE (48 degrees)
Hetch Hetchy Reservoir, CA - 35 km (22 miles) SSE (153 degrees)
Mammoth Lakes, CA - 56 km (35 miles) W (272 degrees)
Coordinates 37 deg. 39.9 min. N (37.666N), 119 deg. 36.2 min. W (119.603W)
Depth 40 km (24.9 miles)
Quality Fair
Location Quality Parameters Nst= 19, Nph= 19, Dmin=30 km, Rmss=0.16 sec, Erho=0.7 km, Erzz=31.6 km, Gp=151.2 degrees
Event ID nc71985186
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