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== 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 4:48:11 AM (PST) on Thursday, January 8, 2009.
The magnitude 0.8 event occurred 3 km (2 miles) N of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.8 - duration magnitude (Md)
Time Thursday, January 8, 2009 at 4:48:11 AM (PST)
Thursday, January 8, 2009 at 12:48:11 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) N (352 degrees)
Cobb, CA - 8 km (5 miles) W (261 degrees)
Anderson Springs, CA - 12 km (7 miles) WNW (298 degrees)
Santa Rosa, CA - 43 km (27 miles) NNW (347 degrees)
Sacramento, CA - 120 km (75 miles) WNW (285 degrees)
Coordinates 38 deg. 49.4 min. N (38.824N), 122 deg. 48.7 min. W (122.811W)
Depth 2.2 km (1.4 miles)
Location Quality Good
Location Quality Parameters Nst= 12, Nph= 12, Dmin=0 km, Rmss=0.07 sec, Erho=0.4 km, Erzz=0.7 km, Gp=100.8 degrees
Event ID# nc51214878
Additional Information 2-degree map
Google Earth KML (Requires Google Earth.)
Waveforms

For more information, see http://quake.wr.usgs.gov/

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