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 is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 3:59:11 AM (PDT) on Saturday, September 13, 2025.
The magnitude 1.0 event occurred 3 km (2 miles) ESE of Loma Linda, CA.
The hypocentral depth is 15 km ( 9 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Saturday, September 13, 2025 at 3:59:11 AM (PDT) Saturday, September 13, 2025 at 10:59:11 (UTC) |
| Distance from |
Loma Linda, CA - 3 km (2 miles) ESE (102 degrees) Redlands, CA - 5 km (3 miles) WSW (253 degrees) Grand Terrace, CA - 8 km (5 miles) E (82 degrees) Colton, CA - 8 km (5 miles) ESE (115 degrees) Mentone, CA - 9 km (6 miles) WSW (252 degrees) |
| Coordinates | 34 deg. 2.6 min. N (34.043N), 117 deg. 13.9 min. W (117.232W) |
| Depth | 15.04 km (9.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=53, Nph=85, Dmin=9.6 km, Rmss=0.18 sec, Erho=0.17 km, Erzz=0.34 km, Gp=59 degrees |
| Event ID# | ci41290624 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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