== 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 3:33:19 AM (PDT) on Wednesday, May 8, 2013.
The magnitude 0.4 event occurred 4 km (3 miles) N (7 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 2 miles).

Magnitude		0.4 - duration magnitude (Md)
Time		Wednesday, May 8, 2013 at 3:33:19 AM (PDT) Wednesday, May 8, 2013 at 10:33:19 (UTC)
Distance from		The Geysers, CA - 4 km (3 miles) N (7 degrees) Kelseyville, CA - 16 km (10 miles) S (169 degrees) Cloverdale, CA - 19 km (12 miles) E (80 degrees) Santa Rosa, CA - 45 km (28 miles) N (350 degrees)
Coordinates		38 deg. 50.1 min. N (38.835N), 122 deg. 48.1 min. W (122.801W)
Depth		2.5 km (1.6 miles)
Quality		Excellent
Location Quality Parameters		Nst= 11, Nph= 11, Dmin=1 km, Rmss=0.05 sec, Erho=0.3 km, Erzz=0.9 km, Gp=82.8 degrees
Event ID#		nc71987841
Additional Information		map || waveforms
		Waveforms

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