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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 10:59:26 PM (PDT) on Saturday, May 4, 2013.
The magnitude 0.3 event occurred 0 km (0 miles) SW of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).




Magnitude 0.3 - duration magnitude (Md)
Time Saturday, May 4, 2013 at 10:59:26 PM (PDT)
Sunday, May 5, 2013 at 5:59:26 (UTC)
Distance from The Geysers, CA - 0 km (0 miles) SW (219 degrees)
Cloverdale, CA - 18 km (11 miles) E (93 degrees)
Kelseyville, CA - 20 km (13 miles) S (173 degrees)
Santa Rosa, CA - 40 km (25 miles) NNW (348 degrees)
Coordinates 38 deg. 47.7 min. N (38.795N), 122 deg. 48.6 min. W (122.810W)
Depth 4 km (2.5 miles)
Quality Good
Location Quality Parameters Nst= 12, Nph= 12, Dmin=1 km, Rmss=0.06 sec, Erho=0.4 km, Erzz=0.9 km, Gp=136.8 degrees
Event ID nc71985696
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