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 1:07:11 PM (PDT) on Sunday, July 27, 2025.
The magnitude 2.1 event occurred 4 km (3 miles) WSW of Rancho Palos Verdes, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 2.1 - local magnitude (Ml)
Time Sunday, July 27, 2025 at 1:07:11 PM (PDT)
Sunday, July 27, 2025 at 20:07:11 (UTC)
Distance from Rancho Palos Verdes, CA - 4 km (3 miles) WSW (240 degrees)
Rolling Hills, CA - 7 km (5 miles) WSW (243 degrees)
Palos Verdes Estates, CA - 9 km (6 miles) SSW (202 degrees)
Rolling Hills Estates, CA - 9 km (6 miles) SW (222 degrees)
San Pedro, CA - 12 km (8 miles) W (265 degrees)
Coordinates 33 deg. 43.6 min. N (33.726N), 118 deg. 25.5 min. W (118.426W)
Depth 5.67 km (3.50 miles)
Quality Good
Location Quality Parameters Nst=66, Nph=94, Dmin=2.8 km, Rmss=0.24 sec, Erho=0.27 km, Erzz=0.39 km, Gp=64 degrees
Event ID# ci41033887
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