(Ml 5.5) CALTECH/USGS EARTHQUAKE MESSAGE

[quake-large-owner@eqinfo.wr.usgs.gov]

                     == PRELIMINARY EARTHQUAKE REPORT ==

                    California Integrated Seismic Network
                           http://www.cisn.org
                      USGS/Caltech/CGS/UCB/UCSD/UNR

Version 1: This report supersedes any earlier reports about this event.

This is a computer-generated message and has not yet been reviewed by a
seismologist.

PRINCIPAL EARTHQUAKE PARAMETERS
_______________________________


Magnitude              : 5.5  Ml (A moderate quake)
Event Date & Time      :  6/12/2005   08:41:46 AM PDT
                          6/12/2005   15:41:46    UTC
Coordinates            : 33.5318 N, 116.5733 W
                       : (33 deg. 31.91 min. N,  116 deg. 34.40 min. W)
Depth                  :    8.5 miles (  13.6 km)
Location Quality       : Excellent
  6 mi. (  9 km) ESE of Anza, CA
 20 mi. ( 32 km) S   of Palm Springs, CA
 28 mi. ( 45 km) ESE of EASTSIDE RES. (quarry)

More Information about this event and other earthquakes is available at
http://quake.wr.usgs.gov/recenteqs/latestfault.htm

ADDITIONAL EARTHQUAKE PARAMETERS
________________________________
rms misfit                   :  0.29 seconds
horizontal location error    :   0.3 km
vertical location error      :   0.7 km
maximum azimuthal gap        :    19 degrees
distance to nearest station  :   4.0 km
event ID                     : 14151344

SOURCE OF INFORMATION/CONTACTS
________________________________

CISN Southern California Management Center

         Caltech Seismological Laboratory
         U.S. Geological Survey

         http://www.cisn.org/scmc.html

________________________________

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