Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A minor earthquake occurred at 5:37:07 PM (PDT) on Saturday, June 20, 2026.
The magnitude 3.1 event occurred 3 km (2 miles) ESE of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 3.1 - local magnitude (Ml)
Time Saturday, June 20, 2026 at 5:37:07 PM (PDT)
Sunday, June 21, 2026 at 0:37:07 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) ESE (110 degrees)
Cobb, CA - 6 km (4 miles) S (182 degrees)
Middletown, CA - 10 km (6 miles) W (281 degrees)
Hidden Valley Lake, CA - 15 km (9 miles) WSW (253 degrees)
Lower Lake, CA - 19 km (12 miles) SSW (212 degrees)
Coordinates 38 deg. 46.1 min. N (38.769N), 122 deg. 43.6 min. W (122.726W)
Depth 1.12 km (0.70 miles)
Quality Fair
Location Quality Parameters Nst=83, Nph=86, Dmin=6.6 km, Rmss=0.60 sec, Erho=1.86 km, Erzz=1.981 km, Gp=25 degrees
Event ID# nc75380386
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For more information, see https://earthquake.usgs.gov

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