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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 2:45:51 PM (PST) on Tuesday, November 4, 2025.
The magnitude 1.2 event occurred 4 km (2 miles) SSW of Loma Linda, CA.
The hypocentral depth is 15 km ( 9 miles).
| Magnitude | 1.2 - local magnitude (Ml) |
| Time | Tuesday, November 4, 2025 at 2:45:51 PM (PST) Tuesday, November 4, 2025 at 22:45:51 (UTC) |
| Distance from |
Loma Linda, CA - 4 km (2 miles) SSW (199 degrees) Grand Terrace, CA - 4 km (3 miles) ESE (119 degrees) Colton, CA - 7 km (5 miles) SSE (151 degrees) Redlands, CA - 10 km (6 miles) WSW (243 degrees) Moreno Valley, CA - 11 km (7 miles) NNW (337 degrees) |
| Coordinates | 34 deg. 1.0 min. N (34.016N), 117 deg. 16.5 min. W (117.275W) |
| Depth | 14.58 km (9.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=37, Nph=62, Dmin=6.8 km, Rmss=0.2 sec, Erho=0.26 km, Erzz=0.45 km, Gp=49 degrees |
| Event ID# | ci40481090 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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