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

Version #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.

A microearthquake occurred at 9:09:32 PM (PDT) on Monday, May 4, 2009.
The magnitude 0.6 event occurred 10 km (6 miles) E of Mammoth Lakes, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 0.6 - duration magnitude (Md)
Time Monday, May 4, 2009 at 9:09:32 PM (PDT)
Tuesday, May 5, 2009 at 4:09:32 (UTC)
Distance from Mammoth Lakes, CA - 10 km (6 miles) E (95 degrees)
Toms Place, CA - 18 km (11 miles) WNW (295 degrees)
Round Valley, CA - 33 km (21 miles) NW (316 degrees)
Lee Vining, CA - 43 km (27 miles) SSE (148 degrees)
Sacramento, CA - 250 km (155 miles) ESE (114 degrees)
Coordinates 37 deg. 37.7 min. N (37.629N), 118 deg. 51.8 min. W (118.864W)
Depth 5.3 km (3.3 miles)
Location Quality Excellent
Location Quality Parameters Nst= 15, Nph= 15, Dmin=2 km, Rmss=0.07 sec, Erho=0.5 km, Erzz=0.9 km, Gp=72 degrees
Event ID# nc51221038
Additional Information map with fault names
Google Earth KML (Requires Google Earth.)
Waveforms

Did you feel it? || Shake Map North
For more information, see http://quake.wr.usgs.gov/ || Contacts

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