During the month of January 2024, the Alaska Earthquake Center reported 3733 earthquakes within the state with magnitudes ranging between 0.4 and 5.9 and depth between 0 and 220 km.The largest earthquake was magnitude 5.9 that occurred on January 11 at 22:46:21 AKST (January 12, 07:46:21 UTC), 43 miles W of Port Alexander in the south-east of Alaska. 

The most noticeable event was the M5.3 earthquake near Salcha that rattled interior of Alaska on January 19th at 12:34pm AKST. It followed by numerous aftershocks, and 1445 Did You Feel It responses came on this earthquake. You can read more about this event here:

There were twelve other earthquakes with magnitude 4.1-4.9 in Alaska and Aleutian Islands.

We reported seismic sources that were classified as other than regional tectonic earthquakes. Of these, 37 were suspected quarry blasts (M0.8-2.7) in the vicinity of either Fort Knox or Usibelli mines,  86 ice quakes (M1.0-2.4) primarily located in the Prince William Sound, Yakutat Bay and Brady Glacier. Seismic activity remained recorded at the volcanoes in the Katmai group with a total of 26 events (M0.9-2.4).

Twenty three earthquakes were reported as felt in January


Magnitude 5.9, 43 miles W of Port Alexander, January 11 22:46:21 AKST
Magnitude 5.3, 1 miles NE of Salcha, January 19 12:34:35 AKST
Magnitude 4.9, 6 miles E of Seldovia, January 6 20:50:08 AKST
Magnitude 4.9, 62 miles S of Atka Pass, January 9 18:57:27 AKST
Magnitude 4.6, 26 miles SE of Buldir Is, January 24 06:02:52 AKST
Magnitude 4.6, 37 miles S of Chignik, January 14 23:16:17 AKST
Magnitude 4.5, 41 miles NE of Teller, January 15 19:53:10 AKST
Magnitude 4.3, 139 miles SE of Kodiak, January 27 03:24:32 AKST
Magnitude 4.3, 52 miles S of Mt. Gareloi, January 12 16:28:50 AKST
Magnitude 4.1, 9 miles SW of Tanana, January 23 15:37:23 AKST

This report was compiled by N.Kozyreva

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.