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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 11:24:53 AM (PDT) on Saturday, August 9, 2025.
The magnitude 1.0 event occurred 5 km (3 miles) S of Anza, CA.
The hypocentral depth is 12 km ( 8 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Saturday, August 9, 2025 at 11:24:53 AM (PDT) Saturday, August 9, 2025 at 18:24:53 (UTC) |
| Distance from |
Anza, CA - 5 km (3 miles) S (189 degrees) Aguanga, CA - 18 km (11 miles) ENE (67 degrees) Palomar Observatory, CA - 24 km (15 miles) NE (45 degrees) Warner Springs, CA - 25 km (16 miles) N (350 degrees) Idyllwild, CA - 26 km (16 miles) S (173 degrees) |
| Coordinates | 33 deg. 30.5 min. N (33.508N), 116 deg. 41.0 min. W (116.683W) |
| Depth | 12.18 km (7.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=48, Nph=80, Dmin=6.5 km, Rmss=0.19 sec, Erho=0.2 km, Erzz=0.35 km, Gp=35 degrees |
| Event ID# | ci41257440 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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