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 11:42:55 AM (PDT) on Monday, September 1, 2025.
The magnitude 1.0 event occurred 3 km (2 miles) W of Redlands, CA.
The hypocentral depth is 13 km ( 8 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Monday, September 1, 2025 at 11:42:55 AM (PDT) Monday, September 1, 2025 at 18:42:55 (UTC) |
| Distance from |
Redlands, CA - 3 km (2 miles) W (263 degrees) Loma Linda, CA - 4 km (2 miles) E (84 degrees) Mentone, CA - 8 km (5 miles) WSW (255 degrees) Highland, CA - 9 km (5 miles) S (186 degrees) Grand Terrace, CA - 9 km (6 miles) ENE (77 degrees) |
| Coordinates | 34 deg. 3.1 min. N (34.052N), 117 deg. 13.1 min. W (117.218W) |
| Depth | 13.44 km (8.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=40, Nph=72, Dmin=9.9 km, Rmss=0.17 sec, Erho=0.18 km, Erzz=0.44 km, Gp=46 degrees |
| Event ID# | ci41280888 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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