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 12:52:52 PM (PDT) on Tuesday, April 6, 2021.
The magnitude 0.8 event occurred 2 km (1 miles) ENE (57 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.8 - duration magnitude (Md)
Time Tuesday, April 6, 2021 at 12:52:52 PM (PDT)
Tuesday, April 6, 2021 at 19:52:52 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) ENE (57 degrees)
Cobb, CA - 4 km (3 miles) SSW (199 degrees)
Middletown, CA - 11 km (7 miles) WNW (289 degrees)
Hidden Valley Lake, CA - 16 km (10 miles) W (261 degrees)
Lower Lake, CA - 18 km (11 miles) SW (219 degrees)
Coordinates 38 deg. 47.2 min. N (38.786N), 122 deg. 44.3 min. W (122.739W)
Depth 1.69 km (1.1 miles)
Quality Excellent
Location Quality Parameters Nst=12, Nph=12, Dmin=0.4 km, Rmss=0.04 sec, Erho=0.32 km, Erzz=0.6 km, Gp=84 degrees
Event ID# nc73546040
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