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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 #0: 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 8:15:29 PM (PDT) on Wednesday, May 1, 2013.
The magnitude 1.3 event occurred 5 km (3 miles) NNE (29 degrees) of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).




Magnitude 1.3 - duration magnitude (Md)
Time Wednesday, May 1, 2013 at 8:15:29 PM (PDT)
Thursday, May 2, 2013 at 3:15:29 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) NNE (29 degrees)
Kelseyville, CA - 17 km (10 miles) SSE (162 degrees)
Lower Lake, CA - 17 km (11 miles) WSW (241 degrees)
Santa Rosa, CA - 44 km (28 miles) N (352 degrees)
Coordinates 38 deg. 50.1 min. N (38.836N), 122 deg. 46.8 min. W (122.781W)
Depth 2.9 km (1.8 miles)
Quality Excellent
Location Quality Parameters Nst= 13, Nph= 13, Dmin=1 km, Rmss=0.05 sec, Erho=0.4 km, Erzz=0.3 km, Gp=72 degrees
Event ID nc71980520
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