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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 10:28:35 PM (PDT) on Tuesday, May 7, 2013.
The magnitude 1.1 event occurred 3 km (2 miles) N of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).




Magnitude 1.1 - 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 (357 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. 48.5 min. W (122.808W)
Depth 3.1 km (1.9 miles)
Quality Excellent
Location Quality Parameters Nst= 24, Nph= 24, Dmin=0 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.4 km, Gp=68.4 degrees
Event ID nc71987701
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