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 #8: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 10:50:20 PM (PDT) on Thursday, October 22, 2026.
The magnitude 1.5 event occurred 4 km (3 miles) SW of Redlands, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.5 - local magnitude (Ml) |
| Time | Thursday, October 22, 2026 at 10:50:20 PM (PDT) Friday, October 23, 2026 at 5:50:20 (UTC) |
| Distance from |
Redlands, CA - 4 km (3 miles) SW (229 degrees) Loma Linda, CA - 5 km (3 miles) ESE (114 degrees) Mentone, CA - 9 km (5 miles) WSW (240 degrees) Grand Terrace, CA - 9 km (6 miles) E (91 degrees) Colton, CA - 10 km (6 miles) ESE (117 degrees) |
| Coordinates | 34 deg. 1.9 min. N (34.032N), 117 deg. 12.9 min. W (117.216W) |
| Depth | 4.79 km (3.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=83, Nph=132, Dmin=9.6 km, Rmss=0.16 sec, Erho=0.12 km, Erzz=0.35 km, Gp=21 degrees |
| Event ID# | ci41350895 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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