Recent Earthquakes in California and Nevada


== 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 event has been reviewed by a seismologist.

A micro earthquake occurred at 4:47:56 PM (PDT) on Wednesday, July 30, 2025.
The magnitude 1.0 event occurred 1 km (1 miles) WNW of Hollister, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.0 - duration magnitude (Md)
Time Wednesday, July 30, 2025 at 4:47:56 PM (PDT)
Wednesday, July 30, 2025 at 23:47:56 (UTC)
Distance from Hollister, CA - 1 km (1 miles) WNW (292 degrees)
Ridgemark, CA - 6 km (4 miles) NW (317 degrees)
San Juan Bautista, CA - 11 km (7 miles) E (87 degrees)
Aromas, CA - 21 km (13 miles) E (101 degrees)
Gilroy, CA - 22 km (14 miles) SE (141 degrees)
Coordinates 36 deg. 51.1 min. N (36.851N), 121 deg. 24.6 min. W (121.410W)
Depth 9.95 km (6.20 miles)
Quality Excellent
Location Quality Parameters Nst=16, Nph=19, Dmin=5.2 km, Rmss=0.12 sec, Erho=0.4 km, Erzz=1.08 km, Gp=74 degrees
Event ID# nc75217147
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For more information, see https://earthquake.usgs.gov

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