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

A micro earthquake occurred at 6:37:42 PM (PST) on Saturday, February 15, 2025.
The magnitude 1.0 event occurred 5 km (3 miles) NNE (30 degrees) of San Bernardino, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Saturday, February 15, 2025 at 6:37:42 PM (PST)
Sunday, February 16, 2025 at 2:37:42 (UTC)
Distance from San Bernardino, CA - 5 km (3 miles) NNE (30 degrees)
Highland, CA - 7 km (4 miles) NW (310 degrees)
Muscoy, CA - 7 km (5 miles) ENE (77 degrees)
Crestline, CA - 8 km (5 miles) SSE (168 degrees)
Colton, CA - 11 km (7 miles) NNE (22 degrees)
Coordinates 34 deg. 10.1 min. N (34.169N), 117 deg. 16.0 min. W (117.266W)
Depth 7.56 km (4.70 miles)
Quality Good
Location Quality Parameters Nst=46, Nph=68, Dmin=4.1 km, Rmss=0.16 sec, Erho=0.15 km, Erzz=0.47 km, Gp=59 degrees
Event ID# ci40186682
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