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 3:32:11 PM (PDT) on Thursday, October 9, 2025.
The magnitude 1.8 event occurred 36 km (22 miles) W of La Jolla, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 1.8 - local magnitude (Ml)
Time Thursday, October 9, 2025 at 3:32:11 PM (PDT)
Thursday, October 9, 2025 at 22:32:11 (UTC)
Distance from La Jolla, CA - 36 km (22 miles) W (270 degrees)
Solana Beach, CA - 39 km (24 miles) WSW (246 degrees)
Del Mar, CA - 39 km (24 miles) WSW (251 degrees)
Encinitas, CA - 40 km (25 miles) WSW (238 degrees)
Carlsbad, CA - 45 km (28 miles) SW (220 degrees)
Coordinates 32 deg. 50.8 min. N (32.847N), 117 deg. 39.4 min. W (117.657W)
Depth 13.44 km (8.40 miles)
Quality Fair
Location Quality Parameters Nst=31, Nph=53, Dmin=40.4 km, Rmss=0.15 sec, Erho=0.38 km, Erzz=0.97 km, Gp=221 degrees
Event ID# ci41105959
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