== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California

Version #M: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 0:02:31 AM (PST) on Saturday, November 7, 2009.
The magnitude 1.6 event occurred 7 km (4 miles) ENE (67 degrees) of Obsidian Butte, CA.
The hypocentral depth is 0.1 km (0.1 miles).

Magnitude		1.6 - local magnitude (Ml)
Time		Saturday, November 7, 2009 at 0:02:31 AM (PST) Saturday, November 7, 2009 at 8:02:31 (UTC)
Distance from		Obsidian Butte, CA - 7 km (4 miles) ENE (67 degrees) Niland, CA - 7 km (4 miles) SW (224 degrees) Calipatria, CA - 9 km (6 miles) NW (326 degrees) El Centro, CA - 45 km (28 miles) N (358 degrees)
Coordinates		33 deg. 11.6 min. N (33.194N), 115 deg. 34.2 min. W (115.569W)
Depth		0.1 km (0.1 miles)
Quality		Fair
Location Quality Parameters		Nst=014, Nph=014, Dmin=3 km, Rmss=0.21 sec, Erho=0.7 km, Erzz=18.7 km, Gp=151.2 degrees
Event ID#		ci10493277
Additional Information		map ||
		Waveforms

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

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