== 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 10:23:31 PM (PDT) on Thursday, May 8, 2008.
The magnitude 2.1 event occurred 1 km (1 miles) N of Pomona, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 2.1 - local magnitude (ML)
Time Thursday, May 8, 2008 at 10:23:31 PM (PDT)
Friday, May 9, 2008 at 5:23:31 (UTC)
Distance from Pomona, CA - 1 km (1 miles) N (10 degrees)
La Verne, CA - 5 km (3 miles) SSE (161 degrees)
Claremont Colleges, CA - 5 km (3 miles) SW (217 degrees)
Claremont, CA - 5 km (3 miles) SW (217 degrees)
Los Angeles Civic Center, CA - 45 km (28 miles) E (87 degrees)
Coordinates 34 deg. 4.3 min. N (34.072N), 117 deg. 45.2 min. W (117.754W)
Depth 5.9 km (3.7 miles)
Location Quality Poor
Location Quality Parameters Nst=020, Nph=020, Dmin=36 km, Rmss=0.62 sec, Erho=2.1 km, Erzz=15.8 km, Gp=144 degrees
Event ID# ci14367324
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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