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 4:08:13 PM (PDT) on Monday, June 15, 2026.
The magnitude 1.7 event occurred 4 km (3 miles) SE of Loma Linda, CA.
The hypocentral depth is 12 km ( 7 miles).


Magnitude 1.7 - local magnitude (Ml)
Time Monday, June 15, 2026 at 4:08:13 PM (PDT)
Monday, June 15, 2026 at 23:08:13 (UTC)
Distance from Loma Linda, CA - 4 km (3 miles) SE (130 degrees)
Redlands, CA - 5 km (3 miles) SW (230 degrees)
Grand Terrace, CA - 8 km (5 miles) E (97 degrees)
Colton, CA - 10 km (6 miles) SE (124 degrees)
Mentone, CA - 10 km (6 miles) WSW (240 degrees)
Coordinates 34 deg. 1.5 min. N (34.025N), 117 deg. 13.6 min. W (117.227W)
Depth 11.54 km (7.20 miles)
Quality Excellent
Location Quality Parameters Nst=74, Nph=134, Dmin=10.3 km, Rmss=0.13 sec, Erho=0.09 km, Erzz=0.16 km, Gp=22 degrees
Event ID# ci41487632
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