WEEK SEISMICITY REPORT FOR JUNE 24, 2024 TO JUNE 30, 2024
During the week of June 24, 2024, the Alaska Earthquake Center reported 649 earthquakes within the state. The largest earthquake was magnitude 5.0 that occurred on June 29 at 03:10:33 AKDT (June 29, 11:10:33 UTC), 6 miles S of Koniuji Island. This event was not reported as felt.
There were 2 events reported as felt this week. The first was a magnitude 3.8 earthquake that occurred on June 28 at 00:55:37 AKDT in Cook Inlet. This event was reported as felt in Anchor Point, Clam Gulch, and Homer. The second was a magnitude 3.2 earthquake that occurred on June 28 at 04:17:07 AKDT 1 mile E of Salcha. This event was reported as felt near Eilson AFB and North Pole.
Another notable event was a magnitude 4.1 earthquake that occurred on June 27 at 03:37:45 AKDT just across the Canadian border, 38 miles W of Burwash Landing in the Yukon Territory. This event was followed by 4 aftershocks that ranged in magnitude from 2.6 to 1.4.
High activity continues this week E of Atka, with 12 events occurring between June 24 and June 27.
There were 7 icequakes recorded this week, occurring mostly in the Prince William Sound area, with one event occurring in the Wrangell area SE of Juneau. There were 5 quarry blast events recorded, all occurring in the Fairbanks area.
NOTABLE EVENTS IN DESCENDING ORDER OF MAGNITUDE
Magnitude 5.0, 6 miles S of Koniuji Island, June 29 03:10:33 AKDT
Magnitude 4.9, 70 miles S of Yunaska Island, June 27 11:27:43 AKDT
Magnitude 4.7, 49 miles S of Tanaga Volcano, June 26 00:42:42 AKDT
Magnitude 4.5, 45 miles SE of Amchitka, June 25 19:20:13 AKDT
Magnitude 4.1, 38 miles W of Burwash Landing, June 27 03:37:46 AKDT
Magnitude 3.8, 23 miles NE of Augustine Volcano, June 28 00:55:38 AKDT
Magnitude 3.7, 23 miles NW of Fourpeaked Mountain, June 27 19:55:32 AKDT
Magnitude 3.7, 18 miles NE of Mt. Gareloi, June 27 10:25:14 AKDT
Magnitude 3.6, 165 miles SE of Old Crow, June 28 00:13:13 AKDT
Magnitude 3.6, 72 miles S of Buldir Is, June 30 12:16:26 AKDT
This report was compiled by Derreck Gossett
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.