(Ml 4.0) 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              : 4.0  Ml (A micro quake)
Event Date & Time      :  6/27/2005   03:17:33 PM PDT
                          6/27/2005   22:17:33    UTC
Coordinates            : 34.0633 N, 117.0203 W
                       : (34 deg.  3.80 min. N,  117 deg.  1.22 min. W)
Depth                  :    1.2 miles (   2.0 km)
Location Quality       : Excellent
  2 mi. (  4 km) NNE of Yucaipa, CA
 15 mi. ( 25 km) ESE of San Bernardino, CA
  5 mi. (  9 km) SE  of CFT (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                   :  0.33 seconds
horizontal location error    :   0.2 km
vertical location error      :   0.5 km
maximum azimuthal gap        :    27 degrees
distance to nearest station  :   9.0 km
event ID                     : 14158696

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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