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 8:21:23 AM (PST) on Monday, November 3, 2025.
The magnitude 2.1 event occurred 25 km (15 miles) E (80 degrees) of Santa Margarita, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 2.1 - duration magnitude (Md) |
| Time | Monday, November 3, 2025 at 8:21:23 AM (PST) Monday, November 3, 2025 at 16:21:23 (UTC) |
| Distance from |
Santa Margarita, CA - 25 km (15 miles) E (80 degrees) Shandon, CA - 26 km (16 miles) S (173 degrees) Atascadero, CA - 31 km (19 miles) ESE (103 degrees) Simmler, CA - 32 km (20 miles) WNW (285 degrees) Cholame, CA - 33 km (20 miles) S (187 degrees) |
| Coordinates | 35 deg. 25.6 min. N (35.427N), 120 deg. 20.3 min. W (120.339W) |
| Depth | 4.71 km (2.90 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=5, Nph=4, Dmin=32.0 km, Rmss=0.05 sec, Erho=1.02 km, Erzz=7.30999994 km, Gp=151 degrees |
| Event ID# | nc75258511 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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