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 1:53:33 AM (PDT) on Saturday, October 18, 2025.
The magnitude 1.1 event occurred 3 km (2 miles) ESE of Rolling Hills, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.1 - local magnitude (Ml) |
| Time | Saturday, October 18, 2025 at 1:53:33 AM (PDT) Saturday, October 18, 2025 at 8:53:33 (UTC) |
| Distance from |
Rolling Hills, CA - 3 km (2 miles) ESE (102 degrees) San Pedro, CA - 3 km (2 miles) WNW (303 degrees) Lomita, CA - 5 km (3 miles) S (186 degrees) Rolling Hills Estates, CA - 5 km (3 miles) SE (140 degrees) Rancho Palos Verdes, CA - 6 km (4 miles) E (83 degrees) |
| Coordinates | 33 deg. 45.0 min. N (33.751N), 118 deg. 19.2 min. W (118.320W) |
| Depth | 7.12 km (4.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=25, Nph=44, Dmin=1.8 km, Rmss=0.3 sec, Erho=0.41 km, Erzz=0.57 km, Gp=80 degrees |
| Event ID# | ci41110631 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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