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 #4: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 11:44:28 AM (PDT) on Thursday, July 17, 2025.
The magnitude 2.2 event occurred 2 km (1 miles) SE of Lake Henshaw, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 2.2 - local magnitude (Ml)
Time Thursday, July 17, 2025 at 11:44:28 AM (PDT)
Thursday, July 17, 2025 at 18:44:28 (UTC)
Distance from Lake Henshaw, CA - 2 km (1 miles) SE (132 degrees)
Warner Springs, CA - 12 km (7 miles) WSW (239 degrees)
Palomar Observatory, CA - 18 km (11 miles) SE (142 degrees)
Julian, CA - 21 km (13 miles) NW (321 degrees)
Ramona, CA - 24 km (15 miles) NNE (29 degrees)
Coordinates 33 deg. 13.6 min. N (33.227N), 116 deg. 44.6 min. W (116.744W)
Depth 9.46 km (5.90 miles)
Quality Good
Location Quality Parameters Nst=92, Nph=169, Dmin=1.7 km, Rmss=0.2 sec, Erho=0.13 km, Erzz=0.35 km, Gp=14 degrees
Event ID# ci41025063
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