== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California

Version #0: 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 micro earthquake occurred at 8:39:00 PM (PDT) on Thursday, May 2, 2013.
The magnitude 0.5 event occurred 3 km (2 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).

Magnitude		0.5 - duration magnitude (Md)
Time		Thursday, May 2, 2013 at 8:39:00 PM (PDT) Friday, May 3, 2013 at 3:39:00 (UTC)
Distance from		The Geysers, CA - 3 km (2 miles) NNW (345 degrees) Cloverdale, CA - 18 km (11 miles) E (84 degrees) Kelseyville, CA - 18 km (11 miles) S (173 degrees) Santa Rosa, CA - 43 km (27 miles) NNW (348 degrees)
Coordinates		38 deg. 49.3 min. N (38.822N), 122 deg. 48.9 min. W (122.815W)
Depth		1.7 km (1.1 miles)
Quality		Excellent
Location Quality Parameters		Nst= 7, Nph= 7, Dmin=0 km, Rmss=0.05 sec, Erho=0.7 km, Erzz=1.4 km, Gp=90 degrees
Event ID#		nc71984476
Additional Information		map || waveforms
		Waveforms

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

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