Alaska earthquakes

M4.4 earthquake 94 km SW of Atka, Alaska

A magnitude 4.4 earthquake struck 94 km SW of Atka, Alaska on Tue, May 19, 1981, 10:19 AM GMT-10 (20:19 UTC), 43 km (27 mi) below the surface.

A larger quake followed: M4.9 88 km SSW of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
4.4 (mb), light
Local time
UTC
1981-05-19 20:19:38 UTC
Depth
43.1 km (26.8 mi), shallow
Epicenter
51.501° N, 175.001° W
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 1.5 and up: 3 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.988 km SSW of Atka, Alaska · 16506 days ago · 41 km deep · 15 km away
  2. 5.0100 km SSW of Atka, Alaska · 16506 days ago · 39 km deep · 21 km away
  3. 5.0103 km SSW of Atka, Alaska · 16506 days ago · 36 km deep · 21 km away

Before

  1. 4.696 km SW of Atka, Alaska · 16563 days ago · 48 km deep · 1 km away
  2. 4.587 km SW of Atka, Alaska · 16563 days ago · 47 km deep · 13 km away
  3. 4.371 km SW of Atka, Alaska · 16564 days ago · 52 km deep · 30 km away
  4. 3.9115 km SSW of Atka, Alaska · 16564 days ago · 33 km deep · 38 km away
  5. 4.783 km SW of Atka, Alaska · 16564 days ago · 44 km deep · 17 km away
  6. 4.3149 km SSW of Atka, Alaska · 16564 days ago · 51 km deep · 61 km away
  7. 4.395 km SW of Atka, Alaska · 16564 days ago · 33 km deep · 28 km away
  8. 5.0115 km SSW of Atka, Alaska · 16564 days ago · 37 km deep · 23 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001ds2. Read Wed, Sep 23, 2026, 1:55 AM UTC.