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 #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 11:58:54 PM (PDT) on Thursday, October 9, 2025.
The magnitude 1.6 event occurred 7 km (5 miles) NNE (24 degrees) of Running Springs, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.6 - local magnitude (Ml) |
| Time | Thursday, October 9, 2025 at 11:58:54 PM (PDT) Friday, October 10, 2025 at 6:58:54 (UTC) |
| Distance from |
Running Springs, CA - 7 km (5 miles) NNE (24 degrees) Lake Arrowhead, CA - 11 km (7 miles) ENE (78 degrees) Big Bear Lake, CA - 15 km (10 miles) W (280 degrees) Crestline, CA - 19 km (12 miles) E (81 degrees) Highland, CA - 20 km (12 miles) NE (38 degrees) |
| Coordinates | 34 deg. 16.1 min. N (34.268N), 117 deg. 4.6 min. W (117.077W) |
| Depth | 4.69 km (2.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=72, Nph=118, Dmin=6.7 km, Rmss=0.15 sec, Erho=0.13 km, Erzz=0.42 km, Gp=30 degrees |
| Event ID# | ci41106071 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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