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 #3: 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 7:41:01 AM (PDT) on Monday, September 7, 2026.
The magnitude 1.3 event occurred 4 km (2 miles) W of Highland, CA.
The hypocentral depth is 30 km (18 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Monday, September 7, 2026 at 7:41:01 AM (PDT)
Monday, September 7, 2026 at 14:41:01 (UTC)
Distance from Highland, CA - 4 km (2 miles) W (276 degrees)
San Bernardino, CA - 4 km (3 miles) E (87 degrees)
Muscoy, CA - 9 km (6 miles) ESE (106 degrees)
Loma Linda, CA - 9 km (6 miles) N (8 degrees)
Colton, CA - 9 km (6 miles) NE (44 degrees)
Coordinates 34 deg. 7.9 min. N (34.132N), 117 deg. 14.8 min. W (117.247W)
Depth 29.54 km (18.40 miles)
Quality Fair
Location Quality Parameters Nst=18, Nph=18, Dmin=16.3 km, Rmss=0.33 sec, Erho=1.45 km, Erzz=0.8 km, Gp=177 degrees
Event ID# ci41542336
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