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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 2:54:25 AM (PDT) on Saturday, August 9, 2025.
The magnitude 1.2 event occurred 12 km (7 miles) NNE (13 degrees) of Yucaipa, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.2 - local magnitude (Ml) |
| Time | Saturday, August 9, 2025 at 2:54:25 AM (PDT) Saturday, August 9, 2025 at 9:54:25 (UTC) |
| Distance from |
Yucaipa, CA - 12 km (7 miles) NNE (13 degrees) Running Springs, CA - 12 km (7 miles) SE (132 degrees) Mentone, CA - 13 km (8 miles) NE (56 degrees) Big Bear Lake, CA - 15 km (9 miles) SW (218 degrees) Calimesa, CA - 17 km (10 miles) NNE (12 degrees) |
| Coordinates | 34 deg. 8.2 min. N (34.136N), 117 deg. 0.8 min. W (117.014W) |
| Depth | 7.50 km (4.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=63, Nph=114, Dmin=8.5 km, Rmss=0.15 sec, Erho=0.13 km, Erzz=0.31 km, Gp=37 degrees |
| Event ID# | ci41257112 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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