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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 7:25:46 AM (PDT) on Wednesday, May 7, 2008.
The magnitude 0.6 event occurred 3 km (2 miles) NE of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.6 - duration magnitude (Md)
Time Wednesday, May 7, 2008 at 7:25:46 AM (PDT)
Wednesday, May 7, 2008 at 14:25:46 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) NE (34 degrees)
Cobb, CA - 6 km (4 miles) WSW (254 degrees)
Anderson Springs, CA - 10 km (6 miles) WNW (302 degrees)
Santa Rosa, CA - 42 km (26 miles) N (350 degrees)
Sacramento, CA - 118 km (73 miles) WNW (285 degrees)
Coordinates 38 deg. 49.2 min. N (38.821N), 122 deg. 47.2 min. W (122.787W)
Depth 2.9 km (1.8 miles)
Location Quality Excellent
Location Quality Parameters Nst= 9, Nph= 9, Dmin=1 km, Rmss=0.02 sec, Erho=0.3 km, Erzz=0.9 km, Gp=75.6 degrees
Event ID# nc40217192
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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