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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 4:37:01 AM (PDT) on Wednesday, October 10, 2018.
The magnitude 0.5 event occurred 9 km (5 miles) WNW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.5 - duration magnitude (Md)
Time Wednesday, October 10, 2018 at 4:37:01 AM (PDT)
Wednesday, October 10, 2018 at 11:37:01 (UTC)
Distance from Cobb, CA - 9 km (5 miles) WNW (284 degrees)
The Geysers, CA - 9 km (6 miles) NW (322 degrees)
Kelseyville, CA - 15 km (10 miles) S (174 degrees)
Cloverdale, CA - 17 km (11 miles) ENE (77 degrees)
Soda Bay, CA - 18 km (11 miles) S (189 degrees)
Coordinates 38 deg. 50.4 min. N (38.841N), 122 deg. 49.3 min. W (122.821W)
Depth 1.65 km (1.0 miles)
Quality Good
Location Quality Parameters Nst=12, Nph=14, Dmin=1.3 km, Rmss=0.03 sec, Erho=0.33 km, Erzz=0.54 km, Gp=93 degrees
Event ID# nc73095771
Additional Information map || waveforms
  

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