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 #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 12:10:09 PM (PDT) on Thursday, September 4, 2025.
The magnitude 0.2 event occurred 4 km (3 miles) WSW of Anza, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 0.2 - local magnitude (Ml) |
| Time | Thursday, September 4, 2025 at 12:10:09 PM (PDT) Thursday, September 4, 2025 at 19:10:09 (UTC) |
| Distance from |
Anza, CA - 4 km (3 miles) WSW (252 degrees) Aguanga, CA - 18 km (11 miles) NE (51 degrees) Idyllwild, CA - 22 km (14 miles) S (179 degrees) Palomar Observatory, CA - 25 km (16 miles) NNE (33 degrees) Valle Vista, CA - 28 km (17 miles) SE (144 degrees) |
| Coordinates | 33 deg. 32.6 min. N (33.544N), 116 deg. 42.9 min. W (116.715W) |
| Depth | 4.87 km (3.00 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=16, Nph=22, Dmin=3.2 km, Rmss=0.12 sec, Erho=0.21 km, Erzz=0.49 km, Gp=84 degrees |
| Event ID# | ci41283408 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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