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== PRELIMINARY EARTHQUAKE REPORT ==

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



Version #1: 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 3:17:34 PM (PDT) on Monday, May 5, 2008.
The magnitude 0.9 event occurred 8 km (5 miles) W of Daly City, CA.
The hypocentral depth is 8 km ( 5 miles).



Magnitude 0.9 - duration magnitude (Md)
Time Monday, May 5, 2008 at 3:17:34 PM (PDT)
Monday, May 5, 2008 at 22:17:34 (UTC)
Distance from Daly City, CA - 8 km (5 miles) W (275 degrees)
Pacifica, CA - 12 km (8 miles) NNW (333 degrees)
San Francisco City Hall, CA - 13 km (8 miles) WSW (238 degrees)
South San Francisco, CA - 14 km (9 miles) WNW (297 degrees)
Coordinates 37 deg. 42.6 min. N (37.711N), 122 deg. 32.9 min. W (122.548W)
Depth 7.7 km (4.8 miles)
Quality Poor
Location Quality Parameters Nst= 8, Nph= 8, Dmin=10 km, Rmss=0 sec, Erho=5.1 km, Erzz=2.2 km, Gp=298.8 degrees
Event ID# nc40217098
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