== 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 1:56:00 PM (PDT) on Monday, September 15, 2008.
The magnitude 1.4 event occurred 4 km (2 miles) N of The Geysers, CA.
The hypocentral depth is 2 km ( 2 miles).


Magnitude 1.4 - duration magnitude (Md)
Time Monday, September 15, 2008 at 1:56:00 PM (PDT)
Monday, September 15, 2008 at 20:56:00 (UTC)
Distance from The Geysers, CA - 4 km (2 miles) N (360 degrees)
Cobb, CA - 7 km (5 miles) W (269 degrees)
Anderson Springs, CA - 12 km (7 miles) WNW (303 degrees)
Santa Rosa, CA - 44 km (27 miles) NNW (348 degrees)
Sacramento, CA - 120 km (75 miles) WNW (285 degrees)
Coordinates 38 deg. 50.0 min. N (38.834N), 122 deg. 48.4 min. W (122.807W)
Depth 2.4 km (1.5 miles)
Location Quality Good
Location Quality Parameters Nst= 12, Nph= 12, Dmin=3 km, Rmss=0.05 sec, Erho=0.5 km, Erzz=0.5 km, Gp=115.2 degrees
Event ID# nc51208145
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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