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 #8: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 5:02:52 PM (PDT) on Friday, August 29, 2025.
The magnitude 0.4 event occurred 4 km (3 miles) WSW of Anza, CA.
The hypocentral depth is 4 km ( 2 miles).
| Magnitude | 0.4 - local magnitude (Ml) |
| Time | Friday, August 29, 2025 at 5:02:52 PM (PDT) Saturday, August 30, 2025 at 0:02:52 (UTC) |
| Distance from |
Anza, CA - 4 km (3 miles) WSW (239 degrees) Aguanga, CA - 17 km (11 miles) NE (54 degrees) Idyllwild, CA - 23 km (14 miles) S (179 degrees) Palomar Observatory, CA - 24 km (15 miles) NE (35 degrees) Warner Springs, CA - 29 km (18 miles) NNW (345 degrees) |
| Coordinates | 33 deg. 32.1 min. N (33.535N), 116 deg. 42.8 min. W (116.713W) |
| Depth | 3.80 km (2.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=8, Nph=13, Dmin=4.0 km, Rmss=0.06 sec, Erho=0.23 km, Erzz=0.41 km, Gp=136 degrees |
| Event ID# | ci41278944 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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