Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: 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 micro earthquake occurred at 5:29:12 AM (PDT) on Monday, July 21, 2025.
The magnitude 1.3 event occurred 13 km (8 miles) ESE of Gilroy, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.3 - duration magnitude (Md)
Time Monday, July 21, 2025 at 5:29:12 AM (PDT)
Monday, July 21, 2025 at 12:29:12 (UTC)
Distance from Gilroy, CA - 13 km (8 miles) ESE (117 degrees)
Hollister, CA - 13 km (8 miles) NNW (342 degrees)
San Juan Bautista, CA - 15 km (9 miles) NE (35 degrees)
Ridgemark, CA - 17 km (11 miles) NNW (337 degrees)
Aromas, CA - 19 km (12 miles) ENE (68 degrees)
Coordinates 36 deg. 57.3 min. N (36.954N), 121 deg. 26.5 min. W (121.441W)
Depth 9.51 km (5.90 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=10, Dmin=12.5 km, Rmss=0.08 sec, Erho=0.41 km, Erzz=1.79999995 km, Gp=116 degrees
Event ID# nc75212892
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For more information, see https://earthquake.usgs.gov

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