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 1:37:07 AM (PDT) on Wednesday, October 22, 2025.
The magnitude 1.5 event occurred 8 km (5 miles) SSW of Hollister, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.5 - duration magnitude (Md)
Time Wednesday, October 22, 2025 at 1:37:07 AM (PDT)
Wednesday, October 22, 2025 at 8:37:07 (UTC)
Distance from Hollister, CA - 8 km (5 miles) SSW (209 degrees)
Ridgemark, CA - 8 km (5 miles) WSW (244 degrees)
San Juan Bautista, CA - 11 km (7 miles) SE (130 degrees)
Prunedale, CA - 20 km (12 miles) E (88 degrees)
Salinas, CA - 21 km (13 miles) ENE (58 degrees)
Coordinates 36 deg. 46.9 min. N (36.782N), 121 deg. 26.6 min. W (121.444W)
Depth 5.42 km (3.40 miles)
Quality Excellent
Location Quality Parameters Nst=12, Nph=12, Dmin=2.0 km, Rmss=0.05 sec, Erho=0.3 km, Erzz=0.529999971 km, Gp=73 degrees
Event ID# nc75252771
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