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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 10:25:19 PM (PDT) on Monday, September 30, 2013.
The magnitude 0.9 event occurred 2 km (1 miles) NNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).




Magnitude 0.9 - duration magnitude (Md)
Time Monday, September 30, 2013 at 10:25:19 PM (PDT)
Tuesday, October 1, 2013 at 5:25:19 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NNW (335 degrees)
Cloverdale, CA - 17 km (11 miles) E (85 degrees)
Kelseyville, CA - 18 km (11 miles) S (174 degrees)
Santa Rosa, CA - 43 km (27 miles) NNW (348 degrees)
Coordinates 38 deg. 49.0 min. N (38.817N), 122 deg. 49.1 min. W (122.818W)
Depth 3.1 km (1.9 miles)
Quality Excellent
Location Quality Parameters Nst= 10, Nph= 10, Dmin=1 km, Rmss=0.06 sec, Erho=0.4 km, Erzz=0.7 km, Gp=75.6 degrees
Event ID nc72075910
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