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 1:47:48 AM (PDT) on Thursday, August 28, 2025.
The magnitude 0.7 event occurred 3 km (2 miles) SW of Calimesa, CA.
The hypocentral depth is 15 km ( 9 miles).
| Magnitude | 0.7 - local magnitude (Ml) |
| Time | Thursday, August 28, 2025 at 1:47:48 AM (PDT) Thursday, August 28, 2025 at 8:47:48 (UTC) |
| Distance from |
Calimesa, CA - 3 km (2 miles) SW (223 degrees) Yucaipa, CA - 7 km (5 miles) SSW (201 degrees) Beaumont, CA - 10 km (6 miles) WNW (298 degrees) Mentone, CA - 12 km (8 miles) SSE (152 degrees) Redlands, CA - 14 km (9 miles) SE (133 degrees) |
| Coordinates | 33 deg. 58.3 min. N (33.971N), 117 deg. 4.3 min. W (117.072W) |
| Depth | 14.93 km (9.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=42, Nph=68, Dmin=15.2 km, Rmss=0.23 sec, Erho=0.26 km, Erzz=0.82 km, Gp=41 degrees |
| Event ID# | ci41277200 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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