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 1:17:09 AM (PDT) on Tuesday, May 5, 2026.
The magnitude 1.5 event occurred 4 km (3 miles) SE of Loma Linda, CA.
The hypocentral depth is 17 km (11 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Tuesday, May 5, 2026 at 1:17:09 AM (PDT)
Tuesday, May 5, 2026 at 8:17:09 (UTC)
Distance from Loma Linda, CA - 4 km (3 miles) SE (139 degrees)
Redlands, CA - 6 km (4 miles) SW (229 degrees)
Grand Terrace, CA - 8 km (5 miles) ESE (102 degrees)
Moreno Valley, CA - 10 km (6 miles) N (358 degrees)
Colton, CA - 10 km (6 miles) SE (128 degrees)
Coordinates 34 deg. 1.2 min. N (34.020N), 117 deg. 13.9 min. W (117.231W)
Depth 17.09 km (10.60 miles)
Quality Good
Location Quality Parameters Nst=90, Nph=164, Dmin=9.7 km, Rmss=0.15 sec, Erho=0.11 km, Erzz=0.22 km, Gp=21 degrees
Event ID# ci41241511
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