Alaska earthquakes

M4.4 earthquake 77 km SE of Atka, Alaska

A magnitude 4.4 earthquake struck 77 km SE of Atka, Alaska on Wed, Sep 24, 1997, 7:58 AM HADT (16:58 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.2 79 km SE of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1997-09-24 16:58:33 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.679° N, 173.442° 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.

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 4 in the 30 days before it.

After

  1. 5.1Andreanof Islands, Aleutian Islands, Alaska · 10600 days ago · 33 km deep · 16 km away
  2. 4.991 km S of Atka, Alaska · 10589 days ago · 33 km deep · 77 km away
  3. 4.355 km E of Atka, Alaska · 10578 days ago · 64 km deep · 65 km away
  4. 4.495 km SE of Atka, Alaska · 10570 days ago · 33 km deep · 19 km away
  5. 4.482 km ENE of Atka, Alaska · 10559 days ago · 33 km deep · 87 km away
  6. 5.279 km SE of Atka, Alaska · 10548 days ago · 33 km deep · 2 km away

Before

  1. 4.983 km SE of Atka, Alaska · 10602 days ago · 33 km deep · 12 km away
  2. 4.356 km SE of Atka, Alaska · 10602 days ago · 33 km deep · 23 km away
  3. 3.733 km ESE of Atka, Alaska · 10630 days ago · 33 km deep · 54 km away
  4. 3.838 km ESE of Atka, Alaska · 10630 days ago · 33 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00087yx. Read Sat, Oct 3, 2026, 12:51 PM UTC.