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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 12:41:27 PM (PDT) on Monday, September 30, 2013.
The magnitude 1.5 event occurred 2 km (1 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).




Magnitude 1.5 - duration magnitude (Md)
Time Monday, September 30, 2013 at 12:41:27 PM (PDT)
Monday, September 30, 2013 at 19:41:27 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NW (321 degrees)
Cloverdale, CA - 17 km (11 miles) E (88 degrees)
Kelseyville, CA - 19 km (12 miles) S (175 degrees)
Santa Rosa, CA - 42 km (26 miles) NNW (348 degrees)
Coordinates 38 deg. 48.6 min. N (38.809N), 122 deg. 49.1 min. W (122.818W)
Depth 3.1 km (1.9 miles)
Quality Excellent
Location Quality Parameters Nst= 36, Nph= 36, Dmin=1 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.3 km, Gp=82.8 degrees
Event ID nc72079121
Additional Information map || waveforms
Waveforms
NCSS First Motion Mechanism 1



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