Weekly Seismicity Report For March 2, 2020 to March 8, 2020

During the week of March 2, 2020, the Alaska Earthquake Center reported 829 earthquakes within the state. The largest earthquake was magnitude 5.7 that occurred on March 1 at 15:31:15 AKST (March 2, 00:31:15 UTC), 58 miles SE of Amchitka, which was followed by several aftershocks. 1 event was felt this week near Anchor Point. Aftershocks continue to be active in Kaktovik as well as Offshore Kodiak. The Purcell Mountain Swarm and Eastern Brooks Range swarm also continues to be active this week. 

Notable Events in Descending Order of Magnitude

Magnitude 5.7, 58 miles SE of Amchitka, March 1 16:31:16 AKST
Magnitude 5.1, 63 miles SE of Amchitka, March 3 00:42:00 AKST
Magnitude 4.1, 21 miles SE of Bobrof Island, March 2 01:26:57 AKST
Magnitude 4.0, 62 miles SE of Amchitka, March 4 12:14:05 AKST
Magnitude 3.7, 164 miles SE of Kodiak, March 1 19:05:27 AKST
Magnitude 3.6, 9 miles SE of Iliamna Volcano, March 7 08:16:00 AKST
Magnitude 3.5, 27 miles SE of Adak, March 2 04:51:42 AKST
Magnitude 3.5, 1 miles NW of Great Sitkin Island, March 6 07:51:46 AKST
Magnitude 3.4, 181 miles SE of Kodiak, March 5 04:43:33 AKST
Magnitude 3.4, 59 miles SE of Herbert Island, March 3 14:56:02 AKST

This report was compiled by M. Braun. 

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.