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 9:07:46 AM (PDT) on Sunday, March 23, 2025.
The magnitude 2.5 event occurred 3 km (2 miles) WSW of San Bernardino, CA.
The hypocentral depth is 18 km (11 miles).
| Magnitude | 2.5 - local magnitude (Ml) |
| Time | Sunday, March 23, 2025 at 9:07:46 AM (PDT) Sunday, March 23, 2025 at 16:07:46 (UTC) |
| Distance from |
San Bernardino, CA - 3 km (2 miles) WSW (238 degrees) Rialto, CA - 4 km (3 miles) E (79 degrees) Colton, CA - 5 km (3 miles) N (350 degrees) Muscoy, CA - 5 km (3 miles) SSE (156 degrees) Bloomington, CA - 8 km (5 miles) NE (54 degrees) |
| Coordinates | 34 deg. 6.9 min. N (34.114N), 117 deg. 19.3 min. W (117.322W) |
| Depth | 17.56 km (10.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=113, Nph=205, Dmin=2.4 km, Rmss=0.15 sec, Erho=0.1 km, Erzz=0.22 km, Gp=29 degrees |
| Event ID# | ci40907951 |
| Additional Information | Map Did You Feel It? First Motion Focal Mechanism Waveforms |
For more information, see https://earthquake.usgs.gov
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