PRELIMINARY EARTHQUAKE REPORT
Rapid Earthquake Location Service
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California

Version 2: Updates lower and earlier versions of this earthquake report

A LIGHT EARTHQUAKE OCCURRED AT 10:33 AM PDT Monday, Jul 02, 2001.
THE MAGNITUDE 4.1 (ML) EVENT IS LOCATED   7 MILES S   OF TRES PINOS, CA
THE HYPOCENTRAL DEPTH IS   3.9 MILES.

This event has been reviewed by Steve Walter - USGS.

PRINCIPAL EARTHQUAKE PARAMETERS
_______________________________

Magnitude              : 4.08  ML
Event Date & Time      : 07/02/2001   10:33:53 AM PDT
07/02/2001   17:33:53    UTC
Location               : 36.6943 N, 121.3328 W
            : (36 deg. 41.66 min. N, 121 deg. 19.97 min. W)
Depth                  :    6.3 km. deep (   3.9 miles)
Location Quality       : Good

11 km (  7 miles) S   (186 degrees) of Tres Pinos, CA
19 km ( 12 miles) SSE (161 degrees) of Hollister, CA
23 km ( 14 miles) NNE ( 25 degrees) of Gonzales, CA
25 km ( 15 miles) NW  (317 degrees) of Pinnacles National Monument, CA
25 km ( 15 miles) SE  (133 degrees) of San Juan Bautista, CA

ADDITIONAL EARTHQUAKE PARAMETERS
________________________________

number of phases             : 118
rms misfit                   :   0.06 seconds
horizontal location error    :   0.1  km
vertical location error      :   0.4  km
maximum azimuthal gap        :  94    degrees
distance to nearest station  :   6.   km
event ID:   51109274


EDIS-07-02-01 1041 PDT


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