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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 8:41:27 AM (PDT) on Friday, October 4, 2013.
The magnitude 0.9 event occurred 1 km (1 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).




Magnitude 0.9 - duration magnitude (Md)
Time Friday, October 4, 2013 at 8:41:27 AM (PDT)
Friday, October 4, 2013 at 15:41:27 (UTC)
Distance from The Geysers, CA - 1 km (1 miles) NW (309 degrees)
Cloverdale, CA - 17 km (11 miles) E (90 degrees)
Kelseyville, CA - 20 km (12 miles) S (174 degrees)
Santa Rosa, CA - 41 km (26 miles) NNW (348 degrees)
Coordinates 38 deg. 48.2 min. N (38.803N), 122 deg. 48.9 min. W (122.815W)
Depth 2.6 km (1.6 miles)
Quality Good
Location Quality Parameters Nst= 7, Nph= 7, Dmin=2 km, Rmss=0.09 sec, Erho=0.6 km, Erzz=1.2 km, Gp=118.8 degrees
Event ID nc72080951
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