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

A micro earthquake occurred at 7:05:15 AM (PDT) on Monday, July 21, 2025.
The magnitude 1.2 event occurred 3 km (2 miles) SE of Lake Henshaw, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.2 - local magnitude (Ml)
Time Monday, July 21, 2025 at 7:05:15 AM (PDT)
Monday, July 21, 2025 at 14:05:15 (UTC)
Distance from Lake Henshaw, CA - 3 km (2 miles) SE (126 degrees)
Warner Springs, CA - 12 km (7 miles) WSW (239 degrees)
Palomar Observatory, CA - 18 km (11 miles) SE (141 degrees)
Julian, CA - 21 km (13 miles) NW (322 degrees)
Ramona, CA - 24 km (15 miles) NNE (30 degrees)
Coordinates 33 deg. 13.7 min. N (33.228N), 116 deg. 44.5 min. W (116.741W)
Depth 10.68 km (6.60 miles)
Quality Good
Location Quality Parameters Nst=64, Nph=109, Dmin=1.8 km, Rmss=0.18 sec, Erho=0.15 km, Erzz=0.3 km, Gp=21 degrees
Event ID# ci41027567
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