Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: 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 10:08:03 AM (PST) on Monday, December 29, 2025.
The magnitude 1.9 event occurred 20 km (13 miles) WNW of Sunnyside-Tahoe City, CA.
The hypocentral depth is 0.13 km (0.10 miles).


Magnitude 1.9 - duration magnitude (Md)
Time Monday, December 29, 2025 at 10:08:03 AM (PST)
Monday, December 29, 2025 at 18:08:03 (UTC)
Distance from Sunnyside-Tahoe City, CA - 20 km (13 miles) WNW (291 degrees)
Truckee, CA - 21 km (13 miles) SW (233 degrees)
Dollar Point, CA - 24 km (15 miles) W (277 degrees)
Tahoma, CA - 27 km (17 miles) NW (307 degrees)
Tahoe Vista, CA - 29 km (18 miles) W (264 degrees)
Coordinates 39 deg. 12.9 min. N (39.214N), 120 deg. 22.8 min. W (120.381W)
Depth 0.13 km (0.10 miles)
Quality Fair
Location Quality Parameters Nst=6, Nph=6, Dmin=19.2 km, Rmss=0.05 sec, Erho=0.91 km, Erzz=6.80999994 km, Gp=140 degrees
Event ID# nc75288186
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