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 9:35:32 PM (PDT) on Saturday, July 25, 2026.
The magnitude 0.9 event occurred 9 km (6 miles) N (1 degrees) of Rancho Cucamonga, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 0.9 - local magnitude (Ml) |
| Time | Saturday, July 25, 2026 at 9:35:32 PM (PDT) Sunday, July 26, 2026 at 4:35:32 (UTC) |
| Distance from |
Rancho Cucamonga, CA - 9 km (6 miles) N (1 degrees) Lytle Creek, CA - 9 km (6 miles) SW (231 degrees) Upland, CA - 14 km (9 miles) NNE (28 degrees) Fontana, CA - 16 km (10 miles) NW (318 degrees) Devore, CA - 16 km (10 miles) W (264 degrees) |
| Coordinates | 34 deg. 12.4 min. N (34.207N), 117 deg. 34.7 min. W (117.578W) |
| Depth | 6.52 km (4.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=37, Nph=67, Dmin=7.2 km, Rmss=0.17 sec, Erho=0.2 km, Erzz=0.37 km, Gp=63 degrees |
| Event ID# | ci40661434 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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