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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 #1: This report supersedes any earlier reports of this event.
This is a computer-generated message. This event has not yet been reviewed by a seismologist.


A micro earthquake occurred at 10:12:43 PM (PDT) on Thursday, May 2, 2013.
The magnitude 1.3 event occurred 4 km (3 miles) N of The Geysers, CA.
The hypocentral depth is 2 km ( 2 miles).




Magnitude 1.3 - duration magnitude (Md)
Time Thursday, May 2, 2013 at 10:12:43 PM (PDT)
Friday, May 3, 2013 at 5:12:43 (UTC)
Distance from The Geysers, CA - 4 km (3 miles) N (359 degrees)
Kelseyville, CA - 16 km (10 miles) S (170 degrees)
Cloverdale, CA - 18 km (11 miles) E (79 degrees)
Santa Rosa, CA - 45 km (28 miles) N (349 degrees)
Coordinates 38 deg. 50.2 min. N (38.837N), 122 deg. 48.5 min. W (122.808W)
Depth 2.5 km (1.6 miles)
Quality Excellent
Location Quality Parameters Nst= 22, Nph= 22, Dmin=1 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.4 km, Gp=46.8 degrees
Event ID nc71984501
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