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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 #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.


A micro earthquake occurred at 4:06:48 PM (PDT) on Monday, May 6, 2013.
The magnitude 1.2 event occurred 3 km (2 miles) NE (39 degrees) of Santa Rosa, CA.
The hypocentral depth is 10 km ( 6 miles).




Magnitude 1.2 - duration magnitude (Md)
Time Monday, May 6, 2013 at 4:06:48 PM (PDT)
Monday, May 6, 2013 at 23:06:48 (UTC)
Distance from Santa Rosa, CA - 3 km (2 miles) NE (39 degrees)
Sebastopol, CA - 13 km (8 miles) ENE (60 degrees)
Rohnert Park, CA - 14 km (8 miles) N (3 degrees)
Windsor, CA - 14 km (9 miles) SE (131 degrees)
Coordinates 38 deg. 27.7 min. N (38.462N), 122 deg. 41.4 min. W (122.691W)
Depth 9.9 km (6.2 miles)
Quality Good
Location Quality Parameters Nst= 12, Nph= 12, Dmin=8 km, Rmss=0.09 sec, Erho=0.3 km, Erzz=1.3 km, Gp=111.6 degrees
Event ID nc71986781
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