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== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/ Caltech/ CGS/ UCB/ UCSD/ UNR

Version #1: 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 microearthquake occurred at 4:31:02 PM (PST) on Monday, January 5, 2009.
The magnitude 1.9 event occurred 8 km (5 miles) ENE of Mammoth Lakes, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.9 - duration magnitude (Md)
Time Monday, January 5, 2009 at 4:31:02 PM (PST)
Tuesday, January 6, 2009 at 0:31:02 (UTC)
Distance from Mammoth Lakes, CA - 8 km (5 miles) ENE (62 degrees)
Toms Place, CA - 23 km (14 miles) WNW (303 degrees)
Lee Vining, CA - 37 km (23 miles) SSE (148 degrees)
Round Valley, CA - 39 km (24 miles) NW (318 degrees)
Sacramento, CA - 246 km (153 miles) ESE (113 degrees)
Coordinates 37 deg. 40.3 min. N (37.672N), 118 deg. 53.6 min. W (118.894W)
Depth 6.4 km (4.0 miles)
Location Quality Excellent
Location Quality Parameters Nst= 28, Nph= 28, Dmin=2 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.4 km, Gp=50.4 degrees
Event ID# nc51214715
Additional Information 2-degree map
Google Earth KML (Requires Google Earth.)
Waveforms

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

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