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 3:36:48 AM (PDT) on Thursday, September 4, 2025.
The magnitude 1.3 event occurred 2 km (1 miles) NNW of Artesia, CA.
The hypocentral depth is 12 km ( 8 miles).
| Magnitude | 1.3 - local magnitude (Ml) |
| Time | Thursday, September 4, 2025 at 3:36:48 AM (PDT) Thursday, September 4, 2025 at 10:36:48 (UTC) |
| Distance from |
Artesia, CA - 2 km (1 miles) NNW (347 degrees) Bellflower, CA - 3 km (2 miles) E (88 degrees) Cerritos, CA - 3 km (2 miles) NW (322 degrees) Norwalk, CA - 3 km (2 miles) S (188 degrees) Lakewood, CA - 5 km (3 miles) NE (53 degrees) |
| Coordinates | 33 deg. 53.0 min. N (33.883N), 118 deg. 5.3 min. W (118.088W) |
| Depth | 12.25 km (7.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=24, Nph=37, Dmin=3.9 km, Rmss=0.2 sec, Erho=0.5 km, Erzz=0.91 km, Gp=115 degrees |
| Event ID# | ci41282904 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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