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 1:44:19 AM (PDT) on Tuesday, August 12, 2025.
The magnitude 0.9 event occurred 3 km (2 miles) WSW of San Bernardino, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 0.9 - local magnitude (Ml) |
| Time | Tuesday, August 12, 2025 at 1:44:19 AM (PDT) Tuesday, August 12, 2025 at 8:44:19 (UTC) |
| Distance from |
San Bernardino, CA - 3 km (2 miles) WSW (251 degrees) Rialto, CA - 4 km (3 miles) ENE (69 degrees) Muscoy, CA - 4 km (3 miles) SSE (155 degrees) Colton, CA - 5 km (3 miles) NNW (348 degrees) Bloomington, CA - 9 km (5 miles) NE (49 degrees) |
| Coordinates | 34 deg. 7.2 min. N (34.120N), 117 deg. 19.5 min. W (117.325W) |
| Depth | 10.19 km (6.30 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=58, Nph=91, Dmin=2.9 km, Rmss=0.13 sec, Erho=0.13 km, Erzz=0.26 km, Gp=48 degrees |
| Event ID# | ci41259016 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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