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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 11:15:30 AM (PST) on Thursday, January 10, 2019.
The magnitude 1.8 event occurred 5 km (3 miles) WNW of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).



Magnitude 1.8 - duration magnitude (Md)
Time Thursday, January 10, 2019 at 11:15:30 AM (PST)
Thursday, January 10, 2019 at 19:15:30 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) WNW (299 degrees)
Cobb, CA - 8 km (5 miles) WSW (252 degrees)
Cloverdale, CA - 18 km (11 miles) E (92 degrees)
Middletown, CA - 18 km (11 miles) WNW (288 degrees)
Kelseyville, CA - 20 km (12 miles) S (172 degrees)
Coordinates 38 deg. 48.0 min. N (38.800N), 122 deg. 48.5 min. W (122.809W)
Depth 1.2 km (0.7 miles)
Quality Good
Location Quality Parameters Nst=22, Nph=21, Dmin=1.9 km, Rmss=0.05 sec, Erho=0.21 km, Erzz=0.36 km, Gp=97 degrees
Event ID# nc73131681
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