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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 #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.


A micro earthquake occurred at 10:28:35 PM (PDT) on Tuesday, May 7, 2013.
The magnitude 1.0 event occurred 3 km (2 miles) N of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).




Magnitude 1.0 - duration magnitude (Md)
Time Tuesday, May 7, 2013 at 10:28:35 PM (PDT)
Wednesday, May 8, 2013 at 5:28:35 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) N (353 degrees)
Cloverdale, CA - 18 km (11 miles) E (84 degrees)
Kelseyville, CA - 18 km (11 miles) S (172 degrees)
Santa Rosa, CA - 43 km (27 miles) N (349 degrees)
Coordinates 38 deg. 49.3 min. N (38.822N), 122 deg. 48.6 min. W (122.810W)
Depth 3.5 km (2.2 miles)
Quality Excellent
Location Quality Parameters Nst= 36, Nph= 36, Dmin=0 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.3 km, Gp=57.6 degrees
Event ID nc71987706
Additional Information map || waveforms
Waveforms
NCSS First Motion Mechanism 1



Did you feel it? || Shake Map North
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