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 10:22:05 AM (PST) on Saturday, February 21, 2026.
The magnitude 1.5 event occurred 9 km (6 miles) SSE of Talmage, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.5 - duration magnitude (Md)
Time Saturday, February 21, 2026 at 10:22:05 AM (PST)
Saturday, February 21, 2026 at 18:22:05 (UTC)
Distance from Talmage, CA - 9 km (6 miles) SSE (150 degrees)
Ukiah, CA - 13 km (8 miles) SE (140 degrees)
Lakeport, CA - 17 km (11 miles) W (277 degrees)
North Lakeport, CA - 18 km (11 miles) W (260 degrees)
Upper Lake, CA - 21 km (13 miles) SW (236 degrees)
Coordinates 39 deg. 3.6 min. N (39.060N), 123 deg. 6.8 min. W (123.113W)
Depth 7.50 km (4.70 miles)
Quality Poor
Location Quality Parameters Nst=7, Nph=7, Dmin=36.2 km, Rmss=0.24 sec, Erho=10.07 km, Erzz=20.3600006 km, Gp=200 degrees
Event ID# nc75317142
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