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 5:59:38 PM (PST) on Tuesday, December 9, 2025.
The magnitude 1.6 event occurred 6 km (4 miles) S of Gilroy, CA.
The hypocentral depth is 6 km ( 3 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Tuesday, December 9, 2025 at 5:59:38 PM (PST) Wednesday, December 10, 2025 at 1:59:38 (UTC) |
| Distance from |
Gilroy, CA - 6 km (4 miles) S (177 degrees) Aromas, CA - 10 km (6 miles) NE (46 degrees) San Juan Bautista, CA - 12 km (7 miles) N (349 degrees) Interlaken, CA - 15 km (9 miles) E (91 degrees) San Martin, CA - 16 km (10 miles) SSE (165 degrees) |
| Coordinates | 36 deg. 56.9 min. N (36.949N), 121 deg. 33.8 min. W (121.564W) |
| Depth | 5.52 km (3.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=27, Nph=26, Dmin=1.8 km, Rmss=0.16 sec, Erho=0.39 km, Erzz=0.579999983 km, Gp=63 degrees |
| Event ID# | nc75277586 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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