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

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

A microearthquake occurred at 1:12:33 AM (PDT) on Friday, September 12, 2008.
The magnitude 0.4 event occurred 29 km (18 miles) ESE of Coso Junction, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.4 - local magnitude (ML)
Time Friday, September 12, 2008 at 1:12:33 AM (PDT)
Friday, September 12, 2008 at 8:12:33 (UTC)
Distance from Coso Junction, CA - 29 km (18 miles) ESE (116 degrees)
Searles Valley, CA - 31 km (19 miles) NW (306 degrees)
Trona, CA - 32 km (20 miles) NW (305 degrees)
Ridgecrest, CA - 34 km (21 miles) N (2 degrees)
Los Angeles Civic Center, CA - 215 km (134 miles) NNE (14 degrees)
Coordinates 35 deg. 55.8 min. N (35.931N), 117 deg. 39.7 min. W (117.662W)
Depth 3.6 km (2.2 miles)
Location Quality Good
Location Quality Parameters Nst=008, Nph=008, Dmin=2 km, Rmss=0.1 sec, Erho=0.4 km, Erzz=1.1 km, Gp=136.8 degrees
Event ID# ci10348357
Additional Information map with fault names
Google Earth KML (Requires Google Earth.)
Waveforms

Did you feel it? || Shake Map South
For more information, see http://earthquake.usgs.gov/regional/sca/ || Contacts

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