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 5:00:09 PM (PDT) on Saturday, October 3, 2026.
The magnitude 0.8 event occurred 5 km (3 miles) NW of Rialto, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 0.8 - local magnitude (Ml) |
| Time | Saturday, October 3, 2026 at 5:00:09 PM (PDT) Sunday, October 4, 2026 at 0:00:09 (UTC) |
| Distance from |
Rialto, CA - 5 km (3 miles) NW (322 degrees) Muscoy, CA - 6 km (3 miles) WSW (253 degrees) Fontana, CA - 7 km (4 miles) NE (48 degrees) Bloomington, CA - 8 km (5 miles) N (356 degrees) Devore, CA - 9 km (6 miles) S (180 degrees) |
| Coordinates | 34 deg. 8.4 min. N (34.140N), 117 deg. 24.1 min. W (117.402W) |
| Depth | 6.79 km (4.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=39, Nph=58, Dmin=5.6 km, Rmss=0.16 sec, Erho=0.24 km, Erzz=0.45 km, Gp=66 degrees |
| Event ID# | ci41342695 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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