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 7:05:51 PM (PDT) on Saturday, September 13, 2025.
The magnitude 1.2 event occurred 15 km (10 miles) NNE (25 degrees) of Pine Valley, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.2 - local magnitude (Ml)
Time Saturday, September 13, 2025 at 7:05:51 PM (PDT)
Sunday, September 14, 2025 at 2:05:51 (UTC)
Distance from Pine Valley, CA - 15 km (10 miles) NNE (25 degrees)
Julian, CA - 20 km (12 miles) SE (138 degrees)
Alpine, CA - 31 km (19 miles) ENE (66 degrees)
San Diego Country Estates, CA - 31 km (19 miles) ESE (102 degrees)
Borrego Springs, CA - 35 km (22 miles) SSW (193 degrees)
Coordinates 32 deg. 56.8 min. N (32.947N), 116 deg. 27.6 min. W (116.460W)
Depth 7.58 km (4.70 miles)
Quality Good
Location Quality Parameters Nst=52, Nph=93, Dmin=5.4 km, Rmss=0.18 sec, Erho=0.15 km, Erzz=0.48 km, Gp=35 degrees
Event ID# ci41291112
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