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 micro earthquake occurred at 9:42:01 AM (PDT) on Monday, April 5, 2021.
The magnitude 2.5 event occurred 2 km (1 miles) SSW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 2.5 - duration magnitude (Md)
Time Monday, April 5, 2021 at 9:42:01 AM (PDT)
Monday, April 5, 2021 at 16:42:01 (UTC)
Distance from Cobb, CA - 2 km (1 miles) SSW (213 degrees)
The Geysers, CA - 4 km (2 miles) NNE (29 degrees)
Middletown, CA - 12 km (8 miles) WNW (299 degrees)
Hidden Valley Lake, CA - 15 km (10 miles) W (269 degrees)
Lower Lake, CA - 16 km (10 miles) SW (223 degrees)
Coordinates 38 deg. 48.3 min. N (38.805N), 122 deg. 44.2 min. W (122.737W)
Depth 2.07 km (1.3 miles)
Quality Excellent
Location Quality Parameters Nst=68, Nph=71, Dmin=1.6 km, Rmss=0.06 sec, Erho=0.12 km, Erzz=0.21 km, Gp=51 degrees
Event ID# nc73545795
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For more information, see https://earthquake.usgs.gov

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