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== 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 12:22:10 PM (PST) on Tuesday, February 11, 2020.
The magnitude 1.3 event occurred 4 km (2 miles) NW of Cobb, CA.
The hypocentral depth is 1 km ( 1 mile).



Magnitude 1.3 - duration magnitude (Md)
Time Tuesday, February 11, 2020 at 12:22:10 PM (PST)
Tuesday, February 11, 2020 at 20:22:10 (UTC)
Distance from Cobb, CA - 4 km (2 miles) NW (306 degrees)
The Geysers, CA - 7 km (5 miles) N (358 degrees)
Lower Lake, CA - 15 km (9 miles) WSW (240 degrees)
Middletown, CA - 16 km (10 miles) NW (309 degrees)
Kelseyville, CA - 17 km (10 miles) SSE (155 degrees)
Coordinates 38 deg. 50.6 min. N (38.843N), 122 deg. 45.6 min. W (122.760W)
Depth 0.97 km (0.6 miles)
Quality Good
Location Quality Parameters Nst=35, Nph=38, Dmin=0.7 km, Rmss=0.04 sec, Erho=0.21 km, Erzz=0.23 km, Gp=135 degrees
Event ID# nc73339775
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