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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 0:15:58 AM (PDT) on Saturday, May 4, 2013.
The magnitude 1.3 event occurred 2 km (2 miles) ENE (59 degrees) of Ukiah, CA.
The hypocentral depth is 3 km ( 2 miles).




Magnitude 1.3 - duration magnitude (Md)
Time Saturday, May 4, 2013 at 0:15:58 AM (PDT)
Saturday, May 4, 2013 at 7:15:58 (UTC)
Distance from Ukiah, CA - 2 km (2 miles) ENE (59 degrees)
Lakeport, CA - 27 km (16 miles) WNW (300 degrees)
Nice, CA - 29 km (18 miles) W (278 degrees)
Willits, CA - 31 km (20 miles) SSE (152 degrees)
Coordinates 39 deg. 9.7 min. N (39.161N), 123 deg. 10.9 min. W (123.182W)
Depth 3.2 km (2.0 miles)
Quality Fair
Location Quality Parameters Nst= 6, Nph= 6, Dmin=11 km, Rmss=0.02 sec, Erho=0.5 km, Erzz=8.4 km, Gp=158.4 degrees
Event ID nc71985151
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