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 9:03:24 AM (PDT) on Friday, September 19, 2025.
The magnitude 0.5 event occurred 3 km (2 miles) WNW of Palomar Observatory, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 0.5 - local magnitude (Ml) |
| Time | Friday, September 19, 2025 at 9:03:24 AM (PDT) Friday, September 19, 2025 at 16:03:24 (UTC) |
| Distance from |
Palomar Observatory, CA - 3 km (2 miles) WNW (284 degrees) Aguanga, CA - 9 km (6 miles) SSW (195 degrees) Pala, CA - 17 km (11 miles) E (91 degrees) Lake Henshaw, CA - 18 km (11 miles) NW (318 degrees) Valley Center, CA - 21 km (13 miles) NE (40 degrees) |
| Coordinates | 33 deg. 21.7 min. N (33.362N), 116 deg. 53.5 min. W (116.891W) |
| Depth | 6.53 km (4.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=24, Nph=43, Dmin=2.8 km, Rmss=0.17 sec, Erho=0.23 km, Erzz=0.43 km, Gp=41 degrees |
| Event ID# | ci40446234 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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