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 3:55:19 AM (PDT) on Monday, September 15, 2025.
The magnitude 0.7 event occurred 5 km (3 miles) ESE of Palomar Observatory, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 0.7 - local magnitude (Ml) |
| Time | Monday, September 15, 2025 at 3:55:19 AM (PDT) Monday, September 15, 2025 at 10:55:19 (UTC) |
| Distance from |
Palomar Observatory, CA - 5 km (3 miles) ESE (113 degrees) Lake Henshaw, CA - 12 km (8 miles) NNW (335 degrees) Aguanga, CA - 12 km (8 miles) SSE (159 degrees) Warner Springs, CA - 18 km (11 miles) WNW (291 degrees) Pala, CA - 24 km (15 miles) E (97 degrees) |
| Coordinates | 33 deg. 20.4 min. N (33.340N), 116 deg. 49.1 min. W (116.819W) |
| Depth | 4.91 km (3.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=49, Nph=81, Dmin=4.3 km, Rmss=0.18 sec, Erho=0.15 km, Erzz=0.39 km, Gp=24 degrees |
| Event ID# | ci41291720 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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