== 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 10:23:38 PM (PST) on Friday, November 6, 2009.
The magnitude 1.5 event occurred 5 km (3 miles) ENE (63 degrees) of Obsidian Butte, CA.
The hypocentral depth is 3 km ( 2 miles).

Magnitude		1.5 - local magnitude (Ml)
Time		Friday, November 6, 2009 at 10:23:38 PM (PST) Saturday, November 7, 2009 at 6:23:38 (UTC)
Distance from		Obsidian Butte, CA - 5 km (3 miles) ENE (63 degrees) Niland, CA - 8 km (5 miles) SW (230 degrees) Calipatria, CA - 10 km (6 miles) NW (319 degrees) El Centro, CA - 44 km (28 miles) N (356 degrees)
Coordinates		33 deg. 11.5 min. N (33.192N), 115 deg. 35.0 min. W (115.584W)
Depth		3 km (1.9 miles)
Quality		Good
Location Quality Parameters		Nst=025, Nph=025, Dmin=2 km, Rmss=0.16 sec, Erho=0.3 km, Erzz=0.4 km, Gp=64.8 degrees
Event ID#		ci10493181
Additional Information		map ||
		Waveforms

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

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