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 3:38:14 AM (PDT) on Thursday, October 9, 2025.
The magnitude 0.4 event occurred 11 km (7 miles) SSW of Borrego Springs, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 0.4 - local magnitude (Ml) |
| Time | Thursday, October 9, 2025 at 3:38:14 AM (PDT) Thursday, October 9, 2025 at 10:38:14 (UTC) |
| Distance from |
Borrego Springs, CA - 11 km (7 miles) SSW (201 degrees) Julian, CA - 20 km (12 miles) ENE (60 degrees) Warner Springs, CA - 24 km (15 miles) ESE (123 degrees) Ocotillo Wells, CA - 27 km (17 miles) W (276 degrees) Lake Henshaw, CA - 33 km (21 miles) ESE (104 degrees) |
| Coordinates | 33 deg. 10.0 min. N (33.166N), 116 deg. 25.0 min. W (116.417W) |
| Depth | 8.95 km (5.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=25, Nph=44, Dmin=10.1 km, Rmss=0.19 sec, Erho=0.24 km, Erzz=0.94 km, Gp=62 degrees |
| Event ID# | ci41105671 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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