== 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 5:48:55 AM (PDT) on Monday, September 15, 2008.
The magnitude 1.1 event occurred 2 km (1 miles) ESE of Hayward, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Monday, September 15, 2008 at 5:48:55 AM (PDT)
Monday, September 15, 2008 at 12:48:55 (UTC)
Distance from Hayward, CA - 2 km (1 miles) ESE (104 degrees)
Fairview, CA - 4 km (3 miles) S (180 degrees)
Union City, CA - 5 km (3 miles) N (353 degrees)
San Lorenzo, CA - 8 km (5 miles) ESE (120 degrees)
Oakland, CA - 23 km (14 miles) SE (138 degrees)
Coordinates 37 deg. 38.3 min. N (37.639N), 122 deg. 3.2 min. W (122.053W)
Depth 3.7 km (2.3 miles)
Location Quality Excellent
Location Quality Parameters Nst= 10, Nph= 10, Dmin=4 km, Rmss=0.08 sec, Erho=0.4 km, Erzz=1 km, Gp=79.2 degrees
Event ID# nc51208131
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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