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 8:10:04 PM (PST) on Sunday, January 4, 2026.
The magnitude 1.1 event occurred 4 km (2 miles) NW of The Geysers, CA.
The hypocentral depth is 0.05 km (0.00 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Sunday, January 4, 2026 at 8:10:04 PM (PST)
Monday, January 5, 2026 at 4:10:04 (UTC)
Distance from The Geysers, CA - 4 km (2 miles) NW (320 degrees)
Cobb, CA - 6 km (4 miles) WSW (248 degrees)
Middletown, CA - 16 km (10 miles) WNW (291 degrees)
Lower Lake, CA - 19 km (12 miles) SW (232 degrees)
Kelseyville, CA - 20 km (12 miles) SSE (166 degrees)
Coordinates 38 deg. 48.2 min. N (38.803N), 122 deg. 47.0 min. W (122.784W)
Depth 0.05 km (0.00 miles)
Quality Excellent
Location Quality Parameters Nst=11, Nph=11, Dmin=1.1 km, Rmss=0.02 sec, Erho=0.27 km, Erzz=0.49000001 km, Gp=83 degrees
Event ID# nc75291036
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