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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 1:43:04 PM (PDT) on Sunday, May 5, 2013.
The magnitude 1.9 event occurred 8 km (5 miles) W of Laytonville, CA.
The hypocentral depth is 6 km ( 4 miles).



Magnitude 1.9 - duration magnitude (Md)
Time Sunday, May 5, 2013 at 1:43:04 PM (PDT)
Sunday, May 5, 2013 at 20:43:04 (UTC)
Distance from Laytonville, CA - 8 km (5 miles) W (269 degrees)
Rockport, CA - 22 km (13 miles) ESE (105 degrees)
Cape Vizcaino, CA - 23 km (14 miles) E (101 degrees)
Fort Bragg, CA - 33 km (21 miles) NE (37 degrees)
Coordinates 39 deg. 41.2 min. N (39.687N), 123 deg. 34.3 min. W (123.571W)
Depth 6.1 km (3.8 miles)
Quality Good
Location Quality Parameters Nst= 19, Nph= 19, Dmin=1 km, Rmss=0.28 sec, Erho=0.7 km, Erzz=0.5 km, Gp=79.2 degrees
Event ID# nc71986051
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