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 5:27:25 PM (PST) on Tuesday, December 9, 2025.
The magnitude 1.9 event occurred 20 km (13 miles) SW of Ocotillo Wells, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.9 - local magnitude (Ml) |
| Time | Tuesday, December 9, 2025 at 5:27:25 PM (PST) Wednesday, December 10, 2025 at 1:27:25 (UTC) |
| Distance from |
Ocotillo Wells, CA - 20 km (13 miles) SW (230 degrees) Borrego Springs, CA - 27 km (17 miles) SSE (164 degrees) Julian, CA - 29 km (18 miles) ESE (102 degrees) Pine Valley, CA - 31 km (19 miles) NE (43 degrees) Warner Springs, CA - 42 km (26 miles) SE (132 degrees) |
| Coordinates | 33 deg. 1.5 min. N (33.026N), 116 deg. 17.9 min. W (116.298W) |
| Depth | 6.69 km (4.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=71, Nph=133, Dmin=7.9 km, Rmss=0.19 sec, Erho=0.13 km, Erzz=0.49 km, Gp=28 degrees |
| Event ID# | ci41136471 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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