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

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

A microearthquake occurred at 10:24:07 PM (PDT) on Thursday, May 7, 2009.
The magnitude 1.0 event occurred 14 km (9 miles) N of Borrego Springs, CA.
The hypocentral depth is 14 km ( 8 miles).


Magnitude 1.0 - local magnitude (ML)
Time Thursday, May 7, 2009 at 10:24:07 PM (PDT)
Friday, May 8, 2009 at 5:24:07 (UTC)
Distance from Borrego Springs, CA - 14 km (9 miles) N (355 degrees)
Desert Shores, CA - 32 km (20 miles) W (264 degrees)
Anza, CA - 34 km (21 miles) SE (127 degrees)
Palm Springs, CA - 52 km (32 miles) SSE (165 degrees)
San Diego, CA - 97 km (60 miles) NE (47 degrees)
Coordinates 33 deg. 22.3 min. N (33.372N), 116 deg. 23.1 min. W (116.385W)
Depth 13.6 km (8.5 miles)
Location Quality Fair
Location Quality Parameters Nst=043, Nph=043, Dmin=12 km, Rmss=0.22 sec, Erho=0.5 km, Erzz=1 km, Gp=162 degrees
Event ID# ci10406305
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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