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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 8:23:35 AM (PDT) on Sunday, September 29, 2013.
The magnitude 0.9 event occurred 4 km (2 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).




Magnitude 0.9 - duration magnitude (Md)
Time Sunday, September 29, 2013 at 8:23:35 AM (PDT)
Sunday, September 29, 2013 at 15:23:35 (UTC)
Distance from The Geysers, CA - 4 km (2 miles) NNW (331 degrees)
Cloverdale, CA - 17 km (10 miles) E (81 degrees)
Kelseyville, CA - 17 km (10 miles) S (177 degrees)
Santa Rosa, CA - 44 km (27 miles) NNW (347 degrees)
Coordinates 38 deg. 49.7 min. N (38.828N), 122 deg. 49.7 min. W (122.828W)
Depth 1.7 km (1.1 miles)
Quality Excellent
Location Quality Parameters Nst= 10, Nph= 10, Dmin=1 km, Rmss=0.05 sec, Erho=0.3 km, Erzz=0.7 km, Gp=61.2 degrees
Event ID nc72078561
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