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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 8:34:45 AM (PDT) on Wednesday, May 8, 2013.
The magnitude 1.1 event occurred 9 km (6 miles) SE of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).




Magnitude 1.1 - duration magnitude (Md)
Time Wednesday, May 8, 2013 at 8:34:45 AM (PDT)
Wednesday, May 8, 2013 at 15:34:45 (UTC)
Distance from The Geysers, CA - 9 km (6 miles) SE (124 degrees)
Lower Lake, CA - 20 km (12 miles) SSW (208 degrees)
Healdsburg, CA - 20 km (13 miles) NE (40 degrees)
Santa Rosa, CA - 35 km (22 miles) N (359 degrees)
Coordinates 38 deg. 45.1 min. N (38.751N), 122 deg. 43.1 min. W (122.718W)
Depth 1 km (0.6 miles)
Quality Excellent
Location Quality Parameters Nst= 14, Nph= 14, Dmin=1 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.6 km, Gp=64.8 degrees
Event ID nc71988001
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