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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 10:28:26 PM (PDT) on Friday, May 3, 2013.
The magnitude 0.6 event occurred 5 km (3 miles) ESE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).




Magnitude 0.6 - duration magnitude (Md)
Time Friday, May 3, 2013 at 10:28:26 PM (PDT)
Saturday, May 4, 2013 at 5:28:26 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) ESE (102 degrees)
Lower Lake, CA - 18 km (11 miles) SW (222 degrees)
Clearlake, CA - 22 km (13 miles) SSW (209 degrees)
Santa Rosa, CA - 39 km (24 miles) N (356 degrees)
Coordinates 38 deg. 47.3 min. N (38.788N), 122 deg. 44.8 min. W (122.747W)
Depth 2.1 km (1.3 miles)
Quality Excellent
Location Quality Parameters Nst= 15, Nph= 15, Dmin=3 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.8 km, Gp=61.2 degrees
Event ID nc71985111
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