== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California

Version #2: This report supersedes any earlier reports of this event.
This earthquake was reviewed by Hal Macbeth -USGS NCSN. (v02)

A moderate earthquake occurred at 10:00:29 PM (PDT) on Monday, May 13, 2002.
The magnitude 5.2 event occurred 5 km (3 miles) SW of Gilroy, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 5.2 - local magnitude (Ml)
Time Monday, May 13, 2002 at 10:00:29 PM (PDT)
Tuesday, May 14, 2002 at 5:00:29 (UTC)
Distance from Gilroy, CA - 5 km (3 miles) SW (215 degrees)
San Martin, CA - 13 km (8 miles) S (177 degrees)
Watsonville, CA - 15 km (9 miles) ENE (65 degrees)
Hollister, CA - 22 km (14 miles) NW (305 degrees)
Coordinates 36 deg. 58.0 min. N (36.967N), 121 deg. 36.0 min. W (121.600W)
Depth 7.6 km (4.7 miles)
Location Quality Good
Location Quality Parameters Nst=250, Nph=250, Dmin=2 km, Rmss=0.17 sec, Erho=0.1 km, Erzz=0.4 km, Gp=28.8 degrees