Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 1:51:47 PM (PDT) on Friday, September 19, 2025.
The magnitude 1.1 event occurred 6 km (4 miles) S of Gilroy, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Friday, September 19, 2025 at 1:51:47 PM (PDT)
Friday, September 19, 2025 at 20:51:47 (UTC)
Distance from Gilroy, CA - 6 km (4 miles) S (179 degrees)
Aromas, CA - 10 km (6 miles) NE (43 degrees)
San Juan Bautista, CA - 12 km (8 miles) NNW (348 degrees)
Interlaken, CA - 15 km (9 miles) E (89 degrees)
San Martin, CA - 15 km (9 miles) SSE (165 degrees)
Coordinates 36 deg. 57.2 min. N (36.953N), 121 deg. 34.0 min. W (121.567W)
Depth 3.50 km (2.20 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=21, Dmin=1.3 km, Rmss=0.14 sec, Erho=0.32 km, Erzz=0.48 km, Gp=96 degrees
Event ID# nc75239657
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For more information, see https://earthquake.usgs.gov

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