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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 4:12:42 AM (PDT) on Monday, August 4, 2025.
The magnitude 1.4 event occurred 15 km (9 miles) SW of Coronado, CA.
The hypocentral depth is 15 km ( 9 miles).
| Magnitude | 1.4 - local magnitude (Ml) |
| Time | Monday, August 4, 2025 at 4:12:42 AM (PDT) Monday, August 4, 2025 at 11:12:42 (UTC) |
| Distance from |
Coronado, CA - 15 km (9 miles) SW (222 degrees) Imperial Beach, CA - 16 km (10 miles) W (272 degrees) National City, CA - 20 km (13 miles) WSW (241 degrees) Chula Vista, CA - 23 km (14 miles) W (259 degrees) San Ysidro, CA - 23 km (15 miles) W (280 degrees) |
| Coordinates | 32 deg. 35.3 min. N (32.588N), 117 deg. 17.3 min. W (117.289W) |
| Depth | 14.94 km (9.30 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=21, Nph=37, Dmin=18.4 km, Rmss=0.15 sec, Erho=0.38 km, Erzz=0.64 km, Gp=187 degrees |
| Event ID# | ci41252568 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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