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 6:15:23 PM (PDT) on Wednesday, September 30, 2026.
The magnitude 1.3 event occurred 5 km (3 miles) E (94 degrees) of Lake Arrowhead, CA.
The hypocentral depth is 2 km ( 2 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Wednesday, September 30, 2026 at 6:15:23 PM (PDT)
Thursday, October 1, 2026 at 1:15:23 (UTC)
Distance from Lake Arrowhead, CA - 5 km (3 miles) E (94 degrees)
Running Springs, CA - 5 km (3 miles) NNW (333 degrees)
Crestline, CA - 14 km (9 miles) E (88 degrees)
Highland, CA - 15 km (9 miles) NNE (28 degrees)
Mentone, CA - 19 km (12 miles) N (1 degrees)
Coordinates 34 deg. 14.7 min. N (34.245N), 117 deg. 7.9 min. W (117.132W)
Depth 2.35 km (1.50 miles)
Quality Good
Location Quality Parameters Nst=61, Nph=98, Dmin=5.4 km, Rmss=0.18 sec, Erho=0.14 km, Erzz=0.27 km, Gp=34 degrees
Event ID# ci41341343
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