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 2:33:42 AM (PDT) on Tuesday, September 23, 2025.
The magnitude 1.7 event occurred 3 km (2 miles) NE (53 degrees) of Westmorland, CA.
The hypocentral depth is 11 km ( 7 miles).
| Magnitude | 1.7 - local magnitude (Ml) |
| Time | Tuesday, September 23, 2025 at 2:33:42 AM (PDT) Tuesday, September 23, 2025 at 9:33:42 (UTC) |
| Distance from |
Westmorland, CA - 3 km (2 miles) NE (53 degrees) Brawley, CA - 10 km (6 miles) NW (325 degrees) Calipatria, CA - 11 km (7 miles) SW (223 degrees) Niland, CA - 22 km (14 miles) SSW (199 degrees) Imperial, CA - 23 km (14 miles) N (354 degrees) |
| Coordinates | 33 deg. 3.3 min. N (33.055N), 115 deg. 35.6 min. W (115.594W) |
| Depth | 11.14 km (6.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=48, Nph=83, Dmin=7.5 km, Rmss=0.24 sec, Erho=0.21 km, Erzz=0.41 km, Gp=39 degrees |
| Event ID# | ci40448634 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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