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== PRELIMINARY EARTHQUAKE REPORT ==

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



Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 2:12:19 PM (PDT) on Wednesday, May 1, 2013.
The magnitude 0.8 event occurred 18 km (11 miles) N of Morgan Hill, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.8 - duration magnitude (Md)
Time Wednesday, May 1, 2013 at 2:12:19 PM (PDT)
Wednesday, May 1, 2013 at 21:12:19 (UTC)
Distance from Morgan Hill, CA - 18 km (11 miles) N (354 degrees)
San Jose City Hall, CA - 20 km (12 miles) ESE (105 degrees)
Campbell, CA - 24 km (15 miles) E (88 degrees)
San Martin, CA - 24 km (15 miles) NNW (346 degrees)
Coordinates 37 deg. 17.7 min. N (37.294N), 121 deg. 40.4 min. W (121.673W)
Depth 2.3 km (1.4 miles)
Quality Good
Location Quality Parameters Nst= 12, Nph= 12, Dmin=4 km, Rmss=0.03 sec, Erho=0.3 km, Erzz=0.5 km, Gp=93.6 degrees
Event ID# nc71980375
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