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 event has been reviewed by a seismologist.

A micro earthquake occurred at 4:53:59 PM (PDT) on Thursday, June 25, 2026.
The magnitude 1.4 event occurred 9 km (5 miles) SW of Lytle Creek, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.4 - local magnitude (Ml)
Time Thursday, June 25, 2026 at 4:53:59 PM (PDT)
Thursday, June 25, 2026 at 23:53:59 (UTC)
Distance from Lytle Creek, CA - 9 km (5 miles) SW (230 degrees)
Rancho Cucamonga, CA - 10 km (6 miles) N (4 degrees)
Upland, CA - 14 km (9 miles) NNE (30 degrees)
Fontana, CA - 16 km (10 miles) NW (320 degrees)
Devore, CA - 16 km (10 miles) W (265 degrees)
Coordinates 34 deg. 12.6 min. N (34.210N), 117 deg. 34.3 min. W (117.571W)
Depth 7.25 km (4.50 miles)
Quality Good
Location Quality Parameters Nst=12, Nph=15, Dmin=8.6 km, Rmss=0.16 sec, Erho=0.52 km, Erzz=1.29 km, Gp=98 degrees
Event ID# ci41495720
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