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 1:28:45 AM (PDT) on Tuesday, August 12, 2025.
The magnitude 0.8 event occurred 3 km (2 miles) WSW of San Bernardino, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 0.8 - local magnitude (Ml) |
| Time | Tuesday, August 12, 2025 at 1:28:45 AM (PDT) Tuesday, August 12, 2025 at 8:28:45 (UTC) |
| Distance from |
San Bernardino, CA - 3 km (2 miles) WSW (251 degrees) Muscoy, CA - 4 km (3 miles) SSE (152 degrees) Rialto, CA - 5 km (3 miles) ENE (70 degrees) Colton, CA - 5 km (3 miles) N (351 degrees) Bloomington, CA - 9 km (5 miles) NE (50 degrees) |
| Coordinates | 34 deg. 7.3 min. N (34.121N), 117 deg. 19.4 min. W (117.323W) |
| Depth | 10.02 km (6.20 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=48, Nph=82, Dmin=3.4 km, Rmss=0.14 sec, Erho=0.14 km, Erzz=0.32 km, Gp=41 degrees |
| Event ID# | ci41259000 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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