== 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 8:49:12 PM (PDT) on Monday, September 15, 2008.
The magnitude 0.8 event occurred 3 km (2 miles) NE of The Geysers, CA.
The hypocentral depth is 2 km ( 2 miles).


Magnitude 0.8 - duration magnitude (Md)
Time Monday, September 15, 2008 at 8:49:12 PM (PDT)
Tuesday, September 16, 2008 at 3:49:12 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) NE (37 degrees)
Cobb, CA - 6 km (4 miles) WSW (252 degrees)
Anderson Springs, CA - 10 km (6 miles) WNW (300 degrees)
Santa Rosa, CA - 42 km (26 miles) N (350 degrees)
Sacramento, CA - 118 km (73 miles) WNW (285 degrees)
Coordinates 38 deg. 49.1 min. N (38.818N), 122 deg. 47.3 min. W (122.788W)
Depth 2.4 km (1.5 miles)
Location Quality Excellent
Location Quality Parameters Nst= 13, Nph= 13, Dmin=1 km, Rmss=0.05 sec, Erho=0.3 km, Erzz=0.7 km, Gp=68.4 degrees
Event ID# nc51208155
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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