Alaska earthquakes

M4.4 earthquake 280 km SE of Attu Station, Alaska

A magnitude 4.4 earthquake struck 280 km SE of Attu Station, Alaska on Wed, Feb 4, 1981, 6:06 PM GMT+12 (06:06 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.1 245 km ESE of Attu Station, Alaska. This one was a foreshock.

More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
4.4 (mb), light
Local time
UTC
1981-02-04 06:06:34 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.412° N, 176.561° E
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 5.1245 km ESE of Attu Station, Alaska · 16643 days ago · 49 km deep · 46 km away
  2. 4.4251 km ESE of Attu Station, Alaska · 16616 days ago · 59 km deep · 38 km away
  3. 5.1218 km SE of Attu Station, Alaska · 16613 days ago · 33 km deep · 77 km away
  4. 4.6210 km SE of Attu Station, Alaska · 16613 days ago · 39 km deep · 85 km away
  5. 4.8212 km SE of Attu Station, Alaska · 16613 days ago · 29 km deep · 85 km away
  6. 4.6204 km SE of Attu Station, Alaska · 16606 days ago · 33 km deep · 94 km away

Before

  1. 5.4Rat Islands, Aleutian Islands, Alaska · 16666 days ago · 33 km deep · 9 km away
  2. 4.9292 km SE of Attu Station, Alaska · 16669 days ago · 36 km deep · 12 km away
  3. 5.6297 km SE of Attu Station, Alaska · 16669 days ago · 23 km deep · 17 km away
  4. 4.6238 km SE of Attu Station, Alaska · 16670 days ago · 25 km deep · 53 km away
  5. 4.1239 km SE of Attu Station, Alaska · 16671 days ago · 33 km deep · 41 km away
  6. 4.6260 km SE of Attu Station, Alaska · 16671 days ago · 26 km deep · 26 km away
  7. 4.7262 km SE of Attu Station, Alaska · 16671 days ago · 33 km deep · 43 km away
  8. 5.6243 km SE of Attu Station, Alaska · 16671 days ago · 19 km deep · 38 km away
  9. 4.6Rat Islands, Aleutian Islands, Alaska · 16671 days ago · 33 km deep · 50 km away
  10. 4.2246 km SE of Attu Station, Alaska · 16671 days ago · 33 km deep · 55 km away
  11. 5.4231 km SE of Attu Station, Alaska · 16671 days ago · 21 km deep · 49 km away
  12. 7.0243 km ESE of Attu Station, Alaska · 16671 days ago · 33 km deep · 42 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001c1f. Read Tue, Sep 22, 2026, 9:40 AM UTC.