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== 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 3:27:01 PM (PDT) on Tuesday, May 7, 2013.
The magnitude 1.4 event occurred 33 km (21 miles) ENE (76 degrees) of Burney, CA.
The hypocentral depth is 12 km ( 8 miles).



Magnitude 1.4 - duration magnitude (Md)
Time Tuesday, May 7, 2013 at 3:27:01 PM (PDT)
Tuesday, May 7, 2013 at 22:27:01 (UTC)
Distance from Burney, CA - 33 km (21 miles) ENE (76 degrees)
Viola, CA - 59 km (37 miles) NE (35 degrees)
Ambrose, CA - 66 km (41 miles) SSW (202 degrees)
Susanville, CA - 80 km (50 miles) NW (319 degrees)
Coordinates 40 deg. 57.3 min. N (40.955N), 121 deg. 16.6 min. W (121.276W)
Depth 12.4 km (7.7 miles)
Quality Fair
Location Quality Parameters Nst= 12, Nph= 12, Dmin=15 km, Rmss=0.07 sec, Erho=1 km, Erzz=0.7 km, Gp=226.8 degrees
Event ID# nc71988166
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