Weekly Seismicity Report For November 5, 2018 to November 11, 2018

During the week of November 5, 2018, the Alaska Earthquake Center reported 816 earthquakes within the state. The largest earthquake was magnitude 4.3 that occurred on November 11 at 07:50:00 AKST (November 11, 16:50:00 UTC), 18 miles NW of Atka.  The notable events during this week were M3.9 30 miles south of Kantishna that was felt in Talkeetna and Chugiak,  M4.0 28 miles south-east of Point Hope followed by some smaller aftershocks, M 3.5 at St George Island, two Kodiak aftershocks of M3.6, and three M3.5-3.7 in Alaska Peninsula region.  There were no  notable Kaktovik  aftershocks although the seismic activity in that area is still ongoing as well as in the E Brooks Range.  One event was felt. 

Notable Events in Descending Order of Magnitude

Magnitude 4.3, 18 miles NW of Atka
Magnitude 4.0, 28 miles SE of Point Hope
Magnitude 3.9, 31 miles S of Kantishna
Magnitude 3.7, 27 miles W of Seguam Island
Magnitude 3.7, 75 miles SE of Sand Point
Magnitude 3.6, 168 miles SE of Kodiak
Magnitude 3.6, 153 miles SE of Old Harbor
Magnitude 3.5, 66 miles SE of St. George
Magnitude 3.5, 62 miles SE of King Cove
Magnitude 3.4, 127 miles SE of Perryville

This report was compiled by N.Kozyreva

The data in this report are preliminary and subject to revision. The earthquake parameters have been determined by the AEC, with supplemental data provided by the USGS National Earthquake Information Center. The data are released on the condition that none of the cooperating agencies may be held liable for any damaged resulting from its authroized or unauthorized use.

For more information on earthquakes and seismology, contact the AEC at (907)-474-7320.