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 12:25:45 PM (PDT) on Monday, August 18, 2025.
The magnitude 1.0 event occurred 5 km (3 miles) ENE (60 degrees) of Vista, CA.
The hypocentral depth is 4 km ( 2 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Monday, August 18, 2025 at 12:25:45 PM (PDT) Monday, August 18, 2025 at 19:25:45 (UTC) |
| Distance from |
Vista, CA - 5 km (3 miles) ENE (60 degrees) San Marcos, CA - 9 km (6 miles) NNW (345 degrees) Oceanside, CA - 13 km (8 miles) E (83 degrees) Escondido, CA - 15 km (9 miles) NW (317 degrees) Camp Pendleton North, CA - 15 km (9 miles) SE (131 degrees) |
| Coordinates | 33 deg. 13.5 min. N (33.224N), 117 deg. 11.5 min. W (117.192W) |
| Depth | 3.72 km (2.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=33, Nph=55, Dmin=7.5 km, Rmss=0.2 sec, Erho=0.28 km, Erzz=0.89 km, Gp=113 degrees |
| Event ID# | ci40402138 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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