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 event has been reviewed by a seismologist.
A micro earthquake occurred at 8:28:51 PM (PST) on Friday, December 5, 2025.
The magnitude 0.8 event occurred 0 km (0 miles) NNW of Loma Linda, CA.
The hypocentral depth is 12 km ( 7 miles).
| Magnitude | 0.8 - local magnitude (Ml) |
| Time | Friday, December 5, 2025 at 8:28:51 PM (PST) Saturday, December 6, 2025 at 4:28:51 (UTC) |
| Distance from |
Loma Linda, CA - 0 km (0 miles) NNW (333 degrees) Grand Terrace, CA - 5 km (3 miles) ENE (68 degrees) Colton, CA - 5 km (3 miles) ESE (118 degrees) Redlands, CA - 7 km (5 miles) W (266 degrees) San Bernardino, CA - 9 km (6 miles) SSE (162 degrees) |
| Coordinates | 34 deg. 3.1 min. N (34.051N), 117 deg. 15.8 min. W (117.263W) |
| Depth | 11.88 km (7.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=43, Nph=72, Dmin=6.3 km, Rmss=0.17 sec, Erho=0.2 km, Erzz=0.49 km, Gp=54 degrees |
| Event ID# | ci41133831 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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