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 12:42:27 PM (PST) on Monday, December 22, 2025.
The magnitude 1.3 event occurred 14 km (9 miles) N of Fillmore, CA.
The hypocentral depth is -0.26 km (-0.20 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Monday, December 22, 2025 at 12:42:27 PM (PST)
Monday, December 22, 2025 at 20:42:27 (UTC)
Distance from Fillmore, CA - 14 km (9 miles) N (354 degrees)
Piru, CA - 18 km (11 miles) NW (314 degrees)
Santa Paula, CA - 22 km (14 miles) NNE (31 degrees)
Moorpark, CA - 27 km (17 miles) N (350 degrees)
Castaic, CA - 29 km (18 miles) W (278 degrees)
Coordinates 34 deg. 31.6 min. N (34.527N), 118 deg. 56.1 min. W (118.935W)
Depth -0.26 km (-0.20 miles)
Quality Good
Location Quality Parameters Nst=24, Nph=36, Dmin=5.5 km, Rmss=0.2 sec, Erho=0.27 km, Erzz=0.65 km, Gp=93 degrees
Event ID# ci41145599
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