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 1:34:58 AM (PST) on Thursday, January 1, 2026.
The magnitude 1.0 event occurred 3 km (2 miles) NNW of Fontana, CA.
The hypocentral depth is 4 km ( 2 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Thursday, January 1, 2026 at 1:34:58 AM (PST) Thursday, January 1, 2026 at 9:34:58 (UTC) |
| Distance from |
Fontana, CA - 3 km (2 miles) NNW (333 degrees) Rancho Cucamonga, CA - 10 km (6 miles) E (88 degrees) Bloomington, CA - 10 km (6 miles) NW (310 degrees) Rialto, CA - 10 km (6 miles) WNW (283 degrees) Muscoy, CA - 12 km (8 miles) WSW (255 degrees) |
| Coordinates | 34 deg. 7.5 min. N (34.126N), 117 deg. 28.5 min. W (117.475W) |
| Depth | 3.87 km (2.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=52, Nph=84, Dmin=4.4 km, Rmss=0.19 sec, Erho=0.18 km, Erzz=0.35 km, Gp=41 degrees |
| Event ID# | ci41150607 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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