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 #9: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 4:20:10 AM (PDT) on Tuesday, October 21, 2025.
The magnitude 1.5 event occurred 1 km (1 miles) S of Brawley, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 1.5 - local magnitude (Ml) |
| Time | Tuesday, October 21, 2025 at 4:20:10 AM (PDT) Tuesday, October 21, 2025 at 11:20:10 (UTC) |
| Distance from |
Brawley, CA - 1 km (1 miles) S (174 degrees) Westmorland, CA - 11 km (7 miles) SE (130 degrees) Imperial, CA - 14 km (9 miles) NNE (15 degrees) Calipatria, CA - 17 km (11 miles) S (185 degrees) El Centro, CA - 21 km (13 miles) N (7 degrees) |
| Coordinates | 32 deg. 58.3 min. N (32.971N), 115 deg. 31.8 min. W (115.529W) |
| Depth | 10.27 km (6.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=34, Nph=56, Dmin=8.3 km, Rmss=0.31 sec, Erho=0.32 km, Erzz=0.75 km, Gp=40 degrees |
| Event ID# | ci41112167 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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