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 2:37:38 AM (PDT) on Tuesday, March 25, 2025.
The magnitude 1.8 event occurred 3 km (2 miles) S of Loma Linda, CA.
The hypocentral depth is 17 km (10 miles).
| Magnitude | 1.8 - local magnitude (Ml) |
| Time | Tuesday, March 25, 2025 at 2:37:38 AM (PDT) Tuesday, March 25, 2025 at 9:37:38 (UTC) |
| Distance from |
Loma Linda, CA - 3 km (2 miles) S (188 degrees) Grand Terrace, CA - 5 km (3 miles) ESE (104 degrees) Colton, CA - 7 km (4 miles) SE (142 degrees) Redlands, CA - 8 km (5 miles) WSW (245 degrees) Moreno Valley, CA - 11 km (7 miles) NNW (342 degrees) |
| Coordinates | 34 deg. 1.4 min. N (34.024N), 117 deg. 15.9 min. W (117.266W) |
| Depth | 16.78 km (10.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=106, Nph=192, Dmin=8.0 km, Rmss=0.19 sec, Erho=0.13 km, Erzz=0.28 km, Gp=13 degrees |
| Event ID# | ci40909487 |
| Additional Information | Map First Motion Focal Mechanism Waveforms |
For more information, see https://earthquake.usgs.gov
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