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 #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 3:28:28 PM (PDT) on Saturday, August 9, 2025.
The magnitude 1.3 event occurred 5 km (3 miles) NNE (21 degrees) of San Bernardino, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.3 - local magnitude (Ml) |
| Time | Saturday, August 9, 2025 at 3:28:28 PM (PDT) Saturday, August 9, 2025 at 22:28:28 (UTC) |
| Distance from |
San Bernardino, CA - 5 km (3 miles) NNE (21 degrees) Muscoy, CA - 7 km (4 miles) ENE (74 degrees) Highland, CA - 8 km (5 miles) NW (308 degrees) Crestline, CA - 8 km (5 miles) S (173 degrees) Rialto, CA - 11 km (7 miles) NE (51 degrees) |
| Coordinates | 34 deg. 10.2 min. N (34.170N), 117 deg. 16.5 min. W (117.275W) |
| Depth | 6.80 km (4.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=73, Nph=125, Dmin=3.8 km, Rmss=0.16 sec, Erho=0.12 km, Erzz=0.32 km, Gp=37 degrees |
| Event ID# | ci41257568 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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