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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 5:21:04 PM (PST) on Saturday, December 20, 2025.
The magnitude 1.4 event occurred 10 km (6 miles) NNW of Ventura, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.4 - local magnitude (Ml)
Time Saturday, December 20, 2025 at 5:21:04 PM (PST)
Sunday, December 21, 2025 at 1:21:04 (UTC)
Distance from Ventura, CA - 10 km (6 miles) NNW (341 degrees)
Ojai, CA - 10 km (6 miles) S (190 degrees)
Santa Paula, CA - 19 km (12 miles) W (271 degrees)
Oxnard, CA - 20 km (12 miles) NNW (338 degrees)
Carpinteria, CA - 24 km (15 miles) E (101 degrees)
Coordinates 34 deg. 21.5 min. N (34.358N), 119 deg. 15.7 min. W (119.262W)
Depth 9.13 km (5.70 miles)
Quality Good
Location Quality Parameters Nst=28, Nph=40, Dmin=5.5 km, Rmss=0.31 sec, Erho=0.41 km, Erzz=0.78 km, Gp=90 degrees
Event ID# ci41144231
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