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 3:44:32 AM (PDT) on Saturday, September 20, 2025.
The magnitude 1.4 event occurred 15 km (9 miles) NNE (23 degrees) of Pine Valley, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.4 - local magnitude (Ml) |
| Time | Saturday, September 20, 2025 at 3:44:32 AM (PDT) Saturday, September 20, 2025 at 10:44:32 (UTC) |
| Distance from |
Pine Valley, CA - 15 km (9 miles) NNE (23 degrees) Julian, CA - 19 km (12 miles) SE (139 degrees) San Diego Country Estates, CA - 30 km (19 miles) ESE (103 degrees) Alpine, CA - 31 km (19 miles) ENE (66 degrees) Borrego Springs, CA - 35 km (22 miles) SSW (194 degrees) |
| Coordinates | 32 deg. 56.8 min. N (32.947N), 116 deg. 27.9 min. W (116.465W) |
| Depth | 7.76 km (4.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=66, Nph=118, Dmin=5.8 km, Rmss=0.19 sec, Erho=0.14 km, Erzz=0.47 km, Gp=30 degrees |
| Event ID# | ci40446786 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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