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 #3: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 11:42:15 PM (PDT) on Monday, July 6, 2026.
The magnitude 1.0 event occurred 3 km (2 miles) NNW of Loma Linda, CA.
The hypocentral depth is 17 km (10 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Monday, July 6, 2026 at 11:42:15 PM (PDT)
Tuesday, July 7, 2026 at 6:42:15 (UTC)
Distance from Loma Linda, CA - 3 km (2 miles) NNW (337 degrees)
Colton, CA - 4 km (2 miles) E (93 degrees)
Grand Terrace, CA - 6 km (4 miles) NE (41 degrees)
San Bernardino, CA - 7 km (4 miles) SSE (164 degrees)
Highland, CA - 9 km (5 miles) SW (224 degrees)
Coordinates 34 deg. 4.3 min. N (34.072N), 117 deg. 16.4 min. W (117.273W)
Depth 16.65 km (10.30 miles)
Quality Good
Location Quality Parameters Nst=59, Nph=100, Dmin=12.1 km, Rmss=0.18 sec, Erho=0.14 km, Erzz=0.42 km, Gp=24 degrees
Event ID# ci41288375
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