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== PRELIMINARY EARTHQUAKE REPORT ==

Seismological Laboratory, University of Nevada, Reno



Version #668491: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 5:09:29 AM (PST) on Wednesday, December 5, 2018.
The magnitude 1.6 event occurred 13 km (8 miles) NE (37 degrees) of East Quincy, CA.
The hypocentral depth is 6 km ( 4 miles).



Magnitude 1.6 - local magnitude (Ml)
Time Wednesday, December 5, 2018 at 5:09:29 AM (PST)
Wednesday, December 5, 2018 at 13:09:29 (UTC)
Distance from East Quincy, CA - 13 km (8 miles) NE (37 degrees)
Quincy, CA - 16 km (10 miles) NE (50 degrees)
Greenville, CA - 18 km (11 miles) SE (134 degrees)
Portola, CA - 37 km (23 miles) NW (310 degrees)
Janesville, CA - 38 km (24 miles) SW (219 degrees)
Coordinates 40 deg. 1.7 min. N (40.029N), 120 deg. 48.2 min. W (120.804W)
Depth 6.0 km (3.7 miles)
Quality Fair
Location Quality Parameters Nst=7, Nph=11, Dmin=7.2 km, Rmss=0.1476 sec, Erho=0 km, Erzz=3.1 km, Gp=172.09 degrees
Event ID# nn00668491
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