Alaska earthquakes

M5.6 earthquake 297 km SE of Attu Station, Alaska

A magnitude 5.6 earthquake struck 297 km SE of Attu Station, Alaska on Mon, Feb 2, 1981, 1:17 AM GMT+12 (13:17 UTC), 23 km (14 mi) below the surface.

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The earthquake

Magnitude
5.6 (mb), moderate
Local time
UTC
1981-02-01 13:17:11 UTC
Depth
22.6 km (14.0 mi), shallow
Epicenter
51.337° N, 176.777° 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.

Nearby

Within 100 km, magnitude 2.5 and up: 6 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.9292 km SE of Attu Station, Alaska · 16669 days ago · 36 km deep · 6 km away
  2. 5.4Rat Islands, Aleutian Islands, Alaska · 16667 days ago · 33 km deep · 11 km away
  3. 4.4280 km SE of Attu Station, Alaska · 16667 days ago · 33 km deep · 17 km away
  4. 5.1245 km ESE of Attu Station, Alaska · 16643 days ago · 49 km deep · 60 km away
  5. 4.4251 km ESE of Attu Station, Alaska · 16617 days ago · 59 km deep · 52 km away
  6. 5.1218 km SE of Attu Station, Alaska · 16613 days ago · 33 km deep · 93 km away

Before

  1. 4.6238 km SE of Attu Station, Alaska · 16671 days ago · 25 km deep · 69 km away
  2. 4.1239 km SE of Attu Station, Alaska · 16671 days ago · 33 km deep · 59 km away
  3. 4.6260 km SE of Attu Station, Alaska · 16671 days ago · 26 km deep · 42 km away
  4. 4.7262 km SE of Attu Station, Alaska · 16671 days ago · 33 km deep · 55 km away
  5. 5.6243 km SE of Attu Station, Alaska · 16671 days ago · 19 km deep · 55 km away
  6. 4.6Rat Islands, Aleutian Islands, Alaska · 16671 days ago · 33 km deep · 67 km away
  7. 4.2246 km SE of Attu Station, Alaska · 16671 days ago · 33 km deep · 69 km away
  8. 5.4231 km SE of Attu Station, Alaska · 16672 days ago · 21 km deep · 66 km away
  9. 7.0243 km ESE of Attu Station, Alaska · 16672 days ago · 33 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001c0h (also filed as gcmtb020181e, ushis3701, gcmt19810201131711, iscgem630725). Read Tue, Sep 22, 2026, 10:33 PM UTC.