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 11:31:51 AM (PDT) on Tuesday, September 30, 2025.
The magnitude 1.6 event occurred 26 km (16 miles) NE (47 degrees) of Soledad, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Tuesday, September 30, 2025 at 11:31:51 AM (PDT)
Tuesday, September 30, 2025 at 18:31:51 (UTC)
Distance from Soledad, CA - 26 km (16 miles) NE (47 degrees)
Gonzales, CA - 31 km (19 miles) ENE (74 degrees)
Greenfield, CA - 31 km (19 miles) NNE (22 degrees)
Ridgemark, CA - 34 km (21 miles) SE (139 degrees)
Chualar, CA - 36 km (22 miles) E (88 degrees)
Coordinates 36 deg. 34.9 min. N (36.582N), 121 deg. 6.9 min. W (121.116W)
Depth 9.88 km (6.10 miles)
Quality Fair
Location Quality Parameters Nst=8, Nph=8, Dmin=6.4 km, Rmss=0.16 sec, Erho=1.18 km, Erzz=2.51999998 km, Gp=147 degrees
Event ID# nc75243121
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For more information, see https://earthquake.usgs.gov

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