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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 5:29:22 PM (PDT) on Wednesday, October 2, 2013.
The magnitude 1.8 event occurred 5 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).




Magnitude 1.8 - duration magnitude (Md)
Time Wednesday, October 2, 2013 at 5:29:22 PM (PDT)
Thursday, October 3, 2013 at 0:29:22 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) NNW (340 degrees)
Kelseyville, CA - 16 km (10 miles) S (176 degrees)
Cloverdale, CA - 17 km (11 miles) ENE (78 degrees)
Santa Rosa, CA - 45 km (28 miles) NNW (348 degrees)
Coordinates 38 deg. 50.2 min. N (38.837N), 122 deg. 49.5 min. W (122.825W)
Depth 2.3 km (1.4 miles)
Quality Excellent
Location Quality Parameters Nst= 30, Nph= 30, Dmin=2 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.3 km, Gp=54 degrees
Event ID nc72080376
Additional Information map || waveforms
Waveforms
NCSS First Motion Mechanism 1



Did you feel it? || Shake Map North
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