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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 5:20:34 PM (PDT) on Thursday, May 2, 2013.
The magnitude 2.4 event occurred 7 km (4 miles) WNW of Punta Gorda, CA.
The hypocentral depth is 14 km ( 8 miles).



Magnitude 2.4 - duration magnitude (Md)
Time Thursday, May 2, 2013 at 5:20:34 PM (PDT)
Friday, May 3, 2013 at 0:20:34 (UTC)
Distance from Punta Gorda, CA - 7 km (4 miles) WNW (289 degrees)
Petrolia, CA - 14 km (9 miles) WSW (250 degrees)
Ferndale, CA - 36 km (22 miles) SSW (205 degrees)
Eureka, CA - 62 km (39 miles) SSW (202 degrees)
Coordinates 40 deg. 16.9 min. N (40.282N), 124 deg. 26.4 min. W (124.439W)
Depth 13.7 km (8.5 miles)
Quality Fair
Location Quality Parameters Nst= 22, Nph= 22, Dmin=14 km, Rmss=0.23 sec, Erho=1.5 km, Erzz=0.9 km, Gp=259.2 degrees
Event ID# nc71984396
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