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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 3:40:03 PM (PDT) on Saturday, September 27, 2025.
The magnitude 0.9 event occurred 7 km (4 miles) S of Lytle Creek, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 0.9 - local magnitude (Ml) |
| Time | Saturday, September 27, 2025 at 3:40:03 PM (PDT) Saturday, September 27, 2025 at 22:40:03 (UTC) |
| Distance from |
Lytle Creek, CA - 7 km (4 miles) S (170 degrees) Devore, CA - 8 km (5 miles) WSW (249 degrees) Fontana, CA - 11 km (7 miles) NNW (347 degrees) Rancho Cucamonga, CA - 12 km (7 miles) NE (47 degrees) Muscoy, CA - 14 km (9 miles) WNW (290 degrees) |
| Coordinates | 34 deg. 11.7 min. N (34.196N), 117 deg. 29.1 min. W (117.485W) |
| Depth | 3.26 km (2.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=37, Nph=61, Dmin=1.9 km, Rmss=0.19 sec, Erho=0.21 km, Erzz=0.3 km, Gp=46 degrees |
| Event ID# | ci41099823 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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