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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A minor earthquake occurred at 1:50:08 PM (PST) on Monday, December 3, 2018.
The magnitude 3.4 event occurred 6 km (4 miles) NE (43 degrees) of Willow Creek, CA.
The hypocentral depth is 27 km (17 miles).



Magnitude 3.4 - local magnitude (Ml)
Time Monday, December 3, 2018 at 1:50:08 PM (PST)
Monday, December 3, 2018 at 21:50:08 (UTC)
Distance from Willow Creek, CA - 6 km (4 miles) NE (43 degrees)
Blue Lake, CA - 36 km (22 miles) ENE (72 degrees)
McKinleyville, CA - 44 km (27 miles) E (85 degrees)
Bayside, CA - 44 km (27 miles) ENE (69 degrees)
Arcata, CA - 44 km (27 miles) ENE (73 degrees)
Coordinates 40 deg. 58.9 min. N (40.982N), 123 deg. 34.7 min. W (123.579W)
Depth 27.47 km (17.1 miles)
Quality Good
Location Quality Parameters Nst=40, Nph=45, Dmin=17.6 km, Rmss=0.17 sec, Erho=0.4 km, Erzz=1.09 km, Gp=40 degrees
Event ID# nc73118836
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