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 3:23:30 PM (PDT) on Sunday, September 21, 2025.
The magnitude 2.3 event occurred 3 km (2 miles) NE (44 degrees) of Heber, CA.
The hypocentral depth is 16 km (10 miles).
| Magnitude | 2.3 - local magnitude (Ml) |
| Time | Sunday, September 21, 2025 at 3:23:30 PM (PDT) Sunday, September 21, 2025 at 22:23:30 (UTC) |
| Distance from |
Heber, CA - 3 km (2 miles) NE (44 degrees) El Centro, CA - 6 km (4 miles) SE (128 degrees) Calexico, CA - 8 km (5 miles) N (356 degrees) Mexicali, B.C., MX - 12 km (7 miles) NNW (343 degrees) Imperial, CA - 12 km (8 miles) SSE (150 degrees) |
| Coordinates | 32 deg. 45.1 min. N (32.752N), 115 deg. 30.3 min. W (115.504W) |
| Depth | 15.93 km (9.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=43, Nph=71, Dmin=8.0 km, Rmss=0.25 sec, Erho=0.27 km, Erzz=0.35 km, Gp=45 degrees |
| Event ID# | ci40447690 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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