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 5:30:02 PM (PDT) on Sunday, June 21, 2026.
The magnitude 1.0 event occurred 3 km (2 miles) NNE (30 degrees) of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 1.0 - duration magnitude (Md)
Time Sunday, June 21, 2026 at 5:30:02 PM (PDT)
Monday, June 22, 2026 at 0:30:02 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) NNE (30 degrees)
Cobb, CA - 3 km (2 miles) SSW (210 degrees)
Middletown, CA - 12 km (7 miles) WNW (297 degrees)
Lower Lake, CA - 16 km (10 miles) SW (222 degrees)
Hidden Valley Lake, CA - 16 km (10 miles) W (267 degrees)
Coordinates 38 deg. 48.1 min. N (38.802N), 122 deg. 44.3 min. W (122.738W)
Depth 1.31 km (0.80 miles)
Quality Good
Location Quality Parameters Nst=11, Nph=11, Dmin=1.9 km, Rmss=0.02 sec, Erho=0.28 km, Erzz=0.899999976 km, Gp=113 degrees
Event ID# nc75380981
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