Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California
Version #4: 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 10:44:43 AM (PDT) on Sunday, October 5, 2025.
The magnitude 1.0 event occurred 11 km (7 miles) NNW of Big Bear Lake, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Sunday, October 5, 2025 at 10:44:43 AM (PDT) Sunday, October 5, 2025 at 17:44:43 (UTC) |
| Distance from |
Big Bear Lake, CA - 11 km (7 miles) NNW (342 degrees) Big Bear City, CA - 12 km (8 miles) NW (311 degrees) Lucerne Valley, CA - 12 km (8 miles) S (171 degrees) Running Springs, CA - 20 km (13 miles) NE (47 degrees) Lake Arrowhead, CA - 24 km (15 miles) ENE (67 degrees) |
| Coordinates | 34 deg. 20.1 min. N (34.334N), 116 deg. 56.8 min. W (116.947W) |
| Depth | 5.45 km (3.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=47, Nph=78, Dmin=8.4 km, Rmss=0.17 sec, Erho=0.15 km, Erzz=0.41 km, Gp=37 degrees |
| Event ID# | ci41103167 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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