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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 11:47:56 AM (PDT) on Sunday, September 29, 2013.
The magnitude 0.5 event occurred 8 km (5 miles) SE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).




Magnitude 0.5 - duration magnitude (Md)
Time Sunday, September 29, 2013 at 11:47:56 AM (PDT)
Sunday, September 29, 2013 at 18:47:56 (UTC)
Distance from The Geysers, CA - 8 km (5 miles) SE (126 degrees)
Healdsburg, CA - 20 km (12 miles) NE (36 degrees)
Lower Lake, CA - 20 km (13 miles) SSW (212 degrees)
Santa Rosa, CA - 35 km (22 miles) N (357 degrees)
Coordinates 38 deg. 45.4 min. N (38.756N), 122 deg. 43.9 min. W (122.732W)
Depth 1.8 km (1.1 miles)
Quality Good
Location Quality Parameters Nst= 8, Nph= 8, Dmin=1 km, Rmss=0.06 sec, Erho=0.4 km, Erzz=0.8 km, Gp=115.2 degrees
Event ID nc72078636
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