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 8:44:38 PM (PDT) on Saturday, October 31, 2026.
The magnitude 1.0 event occurred 21 km (13 miles) ENE (62 degrees) of Big Bear City, CA.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Saturday, October 31, 2026 at 8:44:38 PM (PDT)
Sunday, November 1, 2026 at 3:44:38 (UTC)
Distance from Big Bear City, CA - 21 km (13 miles) ENE (62 degrees)
Big Bear Lake, CA - 27 km (17 miles) ENE (65 degrees)
Lucerne Valley, CA - 31 km (19 miles) ESE (110 degrees)
Yucca Valley, CA - 33 km (20 miles) NW (323 degrees)
Morongo Valley, CA - 34 km (21 miles) N (350 degrees)
Coordinates 34 deg. 20.9 min. N (34.348N), 116 deg. 38.8 min. W (116.646W)
Depth 12.48 km (7.80 miles)
Quality Excellent
Location Quality Parameters Nst=36, Nph=63, Dmin=3.7 km, Rmss=0.09 sec, Erho=0.1 km, Erzz=0.26 km, Gp=69 degrees
Event ID# ci41570704
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