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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 5:27:25 PM (PST) on Wednesday, January 9, 2019.
The magnitude 0.9 event occurred 2 km (1 miles) SSW of The Geysers, CA.
The hypocentral depth is -1 km (-0.5 miles).



Magnitude 0.9 - duration magnitude (Md)
Time Wednesday, January 9, 2019 at 5:27:25 PM (PST)
Thursday, January 10, 2019 at 1:27:25 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) SSW (210 degrees)
Cobb, CA - 8 km (5 miles) SSW (210 degrees)
Middletown, CA - 13 km (8 miles) W (273 degrees)
Healdsburg, CA - 19 km (12 miles) NNE (28 degrees)
Hidden Valley Lake, CA - 19 km (12 miles) WSW (254 degrees)
Coordinates 38 deg. 45.6 min. N (38.760N), 122 deg. 46.2 min. W (122.770W)
Depth -0.86 km (-0.5 miles)
Quality Poor
Location Quality Parameters Nst=6, Nph=6, Dmin=2.3 km, Rmss=0.18 sec, Erho=4.01 km, Erzz=10.31 km, Gp=211 degrees
Event ID# nc73131431
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