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== 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 11:38:07 PM (PST) on Saturday, November 21, 2020.
The magnitude 0.5 event occurred 3 km (2 miles) NW of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.5 - duration magnitude (Md)
Time Saturday, November 21, 2020 at 11:38:07 PM (PST)
Sunday, November 22, 2020 at 7:38:07 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) NW (307 degrees)
Cobb, CA - 6 km (4 miles) WSW (239 degrees)
Middletown, CA - 15 km (10 miles) WNW (287 degrees)
Lower Lake, CA - 20 km (12 miles) SW (229 degrees)
Hidden Valley Lake, CA - 20 km (12 miles) W (265 degrees)
Coordinates 38 deg. 47.6 min. N (38.793N), 122 deg. 47.0 min. W (122.784W)
Depth 3.65 km (2.3 miles)
Quality Excellent
Location Quality Parameters Nst=13, Nph=13, Dmin=0.3 km, Rmss=0.02 sec, Erho=0.41 km, Erzz=1 km, Gp=86 degrees
Event ID# nc73485571
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