== 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 6:31:01 PM (PDT) on Friday, September 12, 2008.
The magnitude 1.5 event occurred 4 km (2 miles) SW of Anderson Springs, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 1.5 - duration magnitude (Md)
Time Friday, September 12, 2008 at 6:31:01 PM (PDT)
Saturday, September 13, 2008 at 1:31:01 (UTC)
Distance from Anderson Springs, CA - 4 km (2 miles) SW (231 degrees)
The Geysers, CA - 9 km (5 miles) SE (125 degrees)
Cobb, CA - 9 km (6 miles) S (181 degrees)
Santa Rosa, CA - 34 km (21 miles) N (357 degrees)
Sacramento, CA - 111 km (69 miles) WNW (282 degrees)
Coordinates 38 deg. 45.2 min. N (38.754N), 122 deg. 43.5 min. W (122.725W)
Depth 2.1 km (1.3 miles)
Location Quality Good
Location Quality Parameters Nst= 14, Nph= 14, Dmin=2 km, Rmss=0.03 sec, Erho=0.3 km, Erzz=0.4 km, Gp=126 degrees
Event ID# nc51207992
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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