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 #4: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 6:25:09 AM (PDT) on Friday, August 15, 2025.
The magnitude 1.1 event occurred 4 km (3 miles) NNW of Highland, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.1 - local magnitude (Ml) |
| Time | Friday, August 15, 2025 at 6:25:09 AM (PDT) Friday, August 15, 2025 at 13:25:09 (UTC) |
| Distance from |
Highland, CA - 4 km (3 miles) NNW (337 degrees) San Bernardino, CA - 7 km (4 miles) ENE (59 degrees) Crestline, CA - 10 km (6 miles) SSE (148 degrees) Lake Arrowhead, CA - 10 km (6 miles) SSW (200 degrees) Muscoy, CA - 11 km (7 miles) E (85 degrees) |
| Coordinates | 34 deg. 9.8 min. N (34.163N), 117 deg. 13.6 min. W (117.226W) |
| Depth | 2.66 km (1.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=47, Nph=83, Dmin=4.7 km, Rmss=0.19 sec, Erho=0.14 km, Erzz=0.23 km, Gp=50 degrees |
| Event ID# | ci41261336 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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