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 6:17:37 AM (PDT) on Saturday, April 4, 2026.
The magnitude 0.9 event occurred 3 km (2 miles) S of Redlands, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Saturday, April 4, 2026 at 6:17:37 AM (PDT)
Saturday, April 4, 2026 at 13:17:37 (UTC)
Distance from Redlands, CA - 3 km (2 miles) S (169 degrees)
Mentone, CA - 6 km (4 miles) SW (218 degrees)
Loma Linda, CA - 8 km (5 miles) ESE (107 degrees)
Highland, CA - 12 km (7 miles) SSE (165 degrees)
Moreno Valley, CA - 12 km (8 miles) NNE (23 degrees)
Coordinates 34 deg. 1.6 min. N (34.027N), 117 deg. 10.5 min. W (117.176W)
Depth 9.80 km (6.10 miles)
Quality Good
Location Quality Parameters Nst=30, Nph=52, Dmin=5.9 km, Rmss=0.17 sec, Erho=0.23 km, Erzz=0.55 km, Gp=114 degrees
Event ID# ci41432496
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