WEEK SEISMICITY REPORT FOR JUNE 6, 2022 TO JUNE 12, 2022

During the week of June 6, 2022, the Alaska Earthquake Center reported 910 earthquakes within the state. The largest earthquake was a magnitude 4.8 that occurred on June 9 at 10:44:13 AKST (June 9, 18:44:13 UTC), 68 miles SE of Sand Point. All other events greater than 3.5 occurred along the subduction zone. Areas of ongoing seismicity included the swarm activity in the Purcell Mountain Region, as well as aftershocks in the offshore Kodiak, and Simeonof-Chignik Zones. 12 icequakes were recorded in Prince William Sound, Mt. Spur, Gilliam Glacier, and Southeast. One event reported as felt.

NOTABLE EVENTS IN DESCENDING ORDER OF MAGNITUDE


Magnitude 4.8, 68 miles SE of Sand Point, June 9 10:44:14 AKST
Magnitude 4.4, 97 miles SE of Chignik, June 7 15:10:49 AKST
Magnitude 4.1, 31 miles N of Uliaga Island, June 7 06:55:21 AKST
Magnitude 4.0, 9 miles S of Davidof Island, June 7 06:11:47 AKST
Magnitude 3.9, 37 miles SE of Semisopochnoi Island, June 7 18:43:48 AKST
Magnitude 3.9, 81 miles SW of Attu, June 8 19:27:11 AKST
Magnitude 3.8, 64 miles SW of Buldir Is, June 10 06:09:33 AKST
Magnitude 3.6, 51 miles S of Tanaga Volcano, June 8 06:48:09 AKST
Magnitude 3.5, 41 miles SE of Herbert Island, June 5 21:40:14 AKST
Magnitude 3.5, 25 miles S of Amchitka, June 10 13:43:27 AKST

This report was compiled by R. Wilkes

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 authorized or unauthorized use.

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