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 10:05:19 PM (PDT) on Tuesday, October 21, 2025.
The magnitude 1.5 event occurred 5 km (3 miles) E (84 degrees) of Calimesa, CA.
The hypocentral depth is 16 km (10 miles).
| Magnitude | 1.5 - local magnitude (Ml) |
| Time | Tuesday, October 21, 2025 at 10:05:19 PM (PDT) Wednesday, October 22, 2025 at 5:05:19 (UTC) |
| Distance from |
Calimesa, CA - 5 km (3 miles) E (84 degrees) Yucaipa, CA - 6 km (4 miles) SE (135 degrees) Beaumont, CA - 7 km (4 miles) NNW (348 degrees) Banning, CA - 13 km (8 miles) NW (305 degrees) Mentone, CA - 16 km (10 miles) ESE (123 degrees) |
| Coordinates | 33 deg. 59.6 min. N (33.993N), 116 deg. 59.6 min. W (116.994W) |
| Depth | 15.70 km (9.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=71, Nph=129, Dmin=8.0 km, Rmss=0.15 sec, Erho=0.11 km, Erzz=0.34 km, Gp=26 degrees |
| Event ID# | ci41112543 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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