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 6:35:06 PM (PST) on Saturday, November 8, 2025.
The magnitude 1.3 event occurred 11 km (7 miles) WNW of Big Bear Lake, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Saturday, November 8, 2025 at 6:35:06 PM (PST)
Sunday, November 9, 2025 at 2:35:06 (UTC)
Distance from Big Bear Lake, CA - 11 km (7 miles) WNW (299 degrees)
Running Springs, CA - 13 km (8 miles) NE (45 degrees)
Big Bear City, CA - 16 km (10 miles) WNW (282 degrees)
Lake Arrowhead, CA - 17 km (11 miles) ENE (74 degrees)
Lucerne Valley, CA - 18 km (11 miles) SSW (193 degrees)
Coordinates 34 deg. 17.4 min. N (34.289N), 117 deg. 0.7 min. W (117.012W)
Depth 3.64 km (2.30 miles)
Quality Good
Location Quality Parameters Nst=63, Nph=112, Dmin=3.7 km, Rmss=0.16 sec, Erho=0.13 km, Erzz=0.27 km, Gp=27 degrees
Event ID# ci40482778
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