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 0:52:30 AM (PDT) on Monday, July 21, 2025.
The magnitude 1.2 event occurred 6 km (4 miles) S of Carlsbad, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 1.2 - local magnitude (Ml)
Time Monday, July 21, 2025 at 0:52:30 AM (PDT)
Monday, July 21, 2025 at 7:52:30 (UTC)
Distance from Carlsbad, CA - 6 km (4 miles) S (186 degrees)
Encinitas, CA - 9 km (6 miles) NW (319 degrees)
Oceanside, CA - 13 km (8 miles) SSW (194 degrees)
Camp Pendleton South, CA - 14 km (9 miles) S (172 degrees)
Vista, CA - 15 km (10 miles) SW (224 degrees)
Coordinates 33 deg. 6.0 min. N (33.100N), 117 deg. 21.5 min. W (117.358W)
Depth 12.82 km (8.00 miles)
Quality Fair
Location Quality Parameters Nst=49, Nph=86, Dmin=11.7 km, Rmss=0.13 sec, Erho=0.26 km, Erzz=0.44 km, Gp=191 degrees
Event ID# ci41027311
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