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 2:56:29 PM (PDT) on Tuesday, September 16, 2025.
The magnitude 1.3 event occurred 9 km (5 miles) ESE of Yucaipa, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Tuesday, September 16, 2025 at 2:56:29 PM (PDT)
Tuesday, September 16, 2025 at 21:56:29 (UTC)
Distance from Yucaipa, CA - 9 km (5 miles) ESE (104 degrees)
Calimesa, CA - 10 km (6 miles) ENE (73 degrees)
Beaumont, CA - 10 km (6 miles) NNE (14 degrees)
Banning, CA - 12 km (7 miles) NW (325 degrees)
Mentone, CA - 18 km (11 miles) ESE (110 degrees)
Coordinates 34 deg. 0.9 min. N (34.014N), 116 deg. 57.1 min. W (116.952W)
Depth 12.95 km (8.00 miles)
Quality Good
Location Quality Parameters Nst=52, Nph=90, Dmin=8.9 km, Rmss=0.15 sec, Erho=0.14 km, Erzz=0.4 km, Gp=51 degrees
Event ID# ci41292536
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