WEEK SEISMICITY REPORT FOR MARCH 4, 2024 TO MARCH 10, 2024

During the week of March 4, 2024, the Alaska Earthquake Center reported 851 earthquakes within the state. The largest earthquake was magnitude 4.8 that occurred on March 6 at 06:25:09 AKDT (March 6, 15:25:09 UTC), 92 miles S of Isanotski Peaks.

Another notable event this week was a magnitude 4.2 earthquake that occurred 42 miles NE of Sutton on March 6, 2024 00:02:05 AKST, which was reported as felt in Anchorage and Chugiak. Additionally, we recorded increased activity in the Brooks Range northeast of Kobuk with 19 events ranging from M1.1 to 2.6.

During this week there were 26 aftershocks of the January 19, 2024, M5.3 Salcha earthquake, ranging from M0.6 to 2.0.

There were 25 icequakes recorded in the Prince William Sound, Yakutat Bay, and Mt. Wrangell. 

One event was reported as felt during this week.

NOTABLE EVENTS IN DESCENDING ORDER OF MAGNITUDE


Magnitude 4.8, 92 miles S of Isanotski Peaks, March 6 06:25:10 AKST
Magnitude 4.2, 42 miles NE of Sutton, March 6 00:02:06 AKST
Magnitude 4.0, 14 miles S of Atka, March 3 21:17:39 AKST
Magnitude 3.6, 27 miles SE of King Cove, March 3 20:58:46 AKST
Magnitude 3.5, 28 miles SE of Chagulak Island, March 8 19:46:40 AKST
Magnitude 3.4, 54 miles S of Yunaska Island, March 9 09:56:14 AKST
Magnitude 3.4, 125 miles S of Adak, March 10 09:25:08 AKDT
Magnitude 3.4, 47 miles S of Adak, March 9 06:30:38 AKST
Magnitude 3.3, 60 miles SE of Atka, March 9 06:35:45 AKST
Magnitude 3.3, 138 miles S of Mt. Gareloi, March 4 15:51:04 AKST

This report was compiled by Ayumi Bakken

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.