== PRELIMINARY EARTHQUAKE REPORT ==

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

Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 1:33:45 PM (PDT) on Tuesday, October 1, 2013.
The magnitude 1.0 event occurred 2 km (1 miles) ENE (78 degrees) of Obsidian Butte, CA.
The hypocentral depth is 0 km (0.0 miles).

Magnitude		1.0 - local magnitude (Ml)
Time		Tuesday, October 1, 2013 at 1:33:45 PM (PDT) Tuesday, October 1, 2013 at 20:33:45 (UTC)
Distance from		Obsidian Butte, CA - 2 km (1 miles) ENE (78 degrees) Niland, CA - 11 km (7 miles) SW (231 degrees) Calipatria, CA - 11 km (7 miles) WNW (300 degrees) El Centro, CA - 43 km (27 miles) N (352 degrees)
Coordinates		33 deg. 10.5 min. N (33.174N), 115 deg. 36.8 min. W (115.613W)
Depth		0 km (0.0 miles)
Quality		Good
Location Quality Parameters		Nst= 13, Nph= 14, Dmin=0 km, Rmss=0.13 sec, Erho=0.6 km, Erzz=31.6 km, Gp=82.8 degrees
Event ID#		ci11372002
Additional Information		map ||
		Waveforms

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

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