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 event has been reviewed by a seismologist.
A micro earthquake occurred at 2:57:51 PM (PDT) on Sunday, October 4, 2026.
The magnitude 1.0 event occurred 1 km (1 miles) NNE (24 degrees) of Loma Linda, CA.
The hypocentral depth is 15 km ( 9 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Sunday, October 4, 2026 at 2:57:51 PM (PDT) Sunday, October 4, 2026 at 21:57:51 (UTC) |
| Distance from |
Loma Linda, CA - 1 km (1 miles) NNE (24 degrees) Colton, CA - 6 km (3 miles) ESE (109 degrees) Grand Terrace, CA - 6 km (4 miles) ENE (63 degrees) Redlands, CA - 7 km (4 miles) W (272 degrees) San Bernardino, CA - 9 km (5 miles) SSE (157 degrees) |
| Coordinates | 34 deg. 3.5 min. N (34.058N), 117 deg. 15.4 min. W (117.256W) |
| Depth | 14.84 km (9.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=42, Nph=75, Dmin=11.5 km, Rmss=0.16 sec, Erho=0.19 km, Erzz=0.37 km, Gp=58 degrees |
| Event ID# | ci41343207 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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