== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/ Caltech/ CGS/ UCB/ UCSD/ UNR

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 microearthquake occurred at 8:51:17 AM (PDT) on Friday, September 12, 2008.
The magnitude 1.3 event occurred 10 km (6 miles) E of Alum Rock, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.3 - duration magnitude (Md)
Time Friday, September 12, 2008 at 8:51:17 AM (PDT)
Friday, September 12, 2008 at 15:51:17 (UTC)
Distance from Alum Rock, CA - 10 km (6 miles) E (100 degrees)
Seven Trees, CA - 13 km (8 miles) NE (55 degrees)
San Jose City Hall, CA - 15 km (10 miles) E (85 degrees)
Sunol-Midtown, CA - 17 km (11 miles) E (79 degrees)
Coordinates 37 deg. 21.2 min. N (37.353N), 121 deg. 43.1 min. W (121.719W)
Depth 4.9 km (3.0 miles)
Location Quality Excellent
Location Quality Parameters Nst= 15, Nph= 15, Dmin=5 km, Rmss=0.04 sec, Erho=0.3 km, Erzz=0.6 km, Gp=82.8 degrees
Event ID# nc51207971
Additional Information map with fault names
Google Earth KML (Requires Google Earth.)
Waveforms

Did you feel it? || Shake Map North
For more information, see http://quake.wr.usgs.gov/ || Contacts

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