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 7:19:34 PM (PDT) on Saturday, October 18, 2025.
The magnitude 1.1 event occurred 14 km (9 miles) W of Ludlow, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.1 - local magnitude (Ml) |
| Time | Saturday, October 18, 2025 at 7:19:34 PM (PDT) Sunday, October 19, 2025 at 2:19:34 (UTC) |
| Distance from |
Ludlow, CA - 14 km (9 miles) W (272 degrees) Amboy, CA - 55 km (34 miles) WNW (290 degrees) Baker, CA - 64 km (40 miles) SSW (200 degrees) Joshua Tree, CA - 66 km (41 miles) N (0 degrees) Lucerne Valley, CA - 68 km (42 miles) ENE (62 degrees) |
| Coordinates | 34 deg. 43.5 min. N (34.725N), 116 deg. 18.7 min. W (116.311W) |
| Depth | 4.51 km (2.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=21, Nph=36, Dmin=11.8 km, Rmss=0.13 sec, Erho=0.17 km, Erzz=0.55 km, Gp=44 degrees |
| Event ID# | ci41111095 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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