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 4:14:47 AM (PDT) on Thursday, May 7, 2026.
The magnitude 1.7 event occurred 7 km (4 miles) SE of Loma Linda, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.7 - local magnitude (Ml)
Time Thursday, May 7, 2026 at 4:14:47 AM (PDT)
Thursday, May 7, 2026 at 11:14:47 (UTC)
Distance from Loma Linda, CA - 7 km (4 miles) SE (143 degrees)
Redlands, CA - 7 km (4 miles) SSW (207 degrees)
Moreno Valley, CA - 8 km (5 miles) N (7 degrees)
Grand Terrace, CA - 10 km (6 miles) ESE (113 degrees)
Mentone, CA - 11 km (7 miles) SW (224 degrees)
Coordinates 33 deg. 60.0 min. N (33.999N), 117 deg. 13.0 min. W (117.217W)
Depth 4.71 km (2.90 miles)
Quality Good
Location Quality Parameters Nst=85, Nph=154, Dmin=7.1 km, Rmss=0.18 sec, Erho=0.12 km, Erzz=0.31 km, Gp=23 degrees
Event ID# ci41243319
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