WEEK SEISMICITY REPORT FOR FEBRUARY 24, 2025 TO MARCH 2, 2025
During the week of February 24, 2025, the Alaska Earthquake Center reported 801 earthquakes within the state. The largest earthquake was magnitude 5.0 that occurred on February 27 at 12:48:32 AKDT (February 27, 21:48:32 UTC), 5 miles SE of Great Sitkin Island.
There were two events reported as felt this week. The first was a magnitude 3.5 earthquake that occurred on February 25, 2025 at 08:43:36 AKST 12 miles NE of Healy. This event had 7 USGS felt reports coming from Healy, Clear, and Fairbanks. The second event occurred on February 27, 2025 at 17:00:26 AKST 32 miles SE of Adak. This magnitude 4.1 earthquake was reported as felt in Adak.
In addition to the seimic activity, the Alaska Earthquake Center recorded 9 icequakes and 6 quarry blasts.
NOTABLE EVENTS IN DESCENDING ORDER OF MAGNITUDE
Magnitude 5.0, 5 miles SE of Great Sitkin Island, February 27 12:48:32 AKST
Magnitude 4.6, 98 miles S of Yunaska Island, March 2 08:17:37 AKST
Magnitude 4.3, 54 miles S of Mt. Sergief, March 1 07:13:46 AKST
Magnitude 4.1, 32 miles SE of Adak, February 27 17:00:27 AKST
Magnitude 3.9, 104 miles S of Yunaska Island, March 2 08:15:14 AKST
Magnitude 3.8, 15 miles E of Kagamil Island, February 26 04:48:22 AKST
Magnitude 3.7, 17 miles SE of Little Sitkin Pass, February 27 21:54:54 AKST
Magnitude 3.6, 43 miles NW of Talkeetna, February 25 02:07:04 AKST
Magnitude 3.6, 126 miles S of Sand Point, February 25 06:59:11 AKST
Magnitude 3.5, 29 miles SE of Pump Station #4, March 1 02:57:23 AKST
This report was compiled by Will Dienstfrey
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.