Alaska earthquakes

M4.4 earthquake 243 km WSW of Adak, Alaska

A magnitude 4.4 earthquake struck 243 km WSW of Adak, Alaska on Thu, May 1, 1997, 9:42 PM GMT+12 (09:42 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.4 195 km WSW of Adak, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1997-05-01 09:42:13 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.343° N, 179.952° 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: 9 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.2196 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 56 km away
  2. 3.4Rat Islands, Aleutian Islands, Alaska · 10741 days ago · 33 km deep · 100 km away
  3. 4.5179 km W of Adak, Alaska · 10735 days ago · 33 km deep · 84 km away
  4. 3.5176 km WSW of Adak, Alaska · 10704 days ago · 33 km deep · 67 km away
  5. 4.0240 km WSW of Adak, Alaska · 10701 days ago · 33 km deep · 4 km away
  6. 4.2260 km WSW of Adak, Alaska · 10701 days ago · 62 km deep · 18 km away
  7. 6.4195 km WSW of Adak, Alaska · 10698 days ago · 33 km deep · 50 km away
  8. 4.6196 km WSW of Adak, Alaska · 10697 days ago · 33 km deep · 51 km away
  9. 4.1195 km WSW of Adak, Alaska · 10687 days ago · 33 km deep · 58 km away

Before

  1. 4.9184 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 66 km away
  2. 4.4194 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 57 km away
  3. 3.8193 km WSW of Adak, Alaska · 10746 days ago · 33 km deep · 55 km away
  4. 3.9Rat Islands, Aleutian Islands, Alaska · 10755 days ago · 33 km deep · 78 km away
  5. 4.6Rat Islands, Aleutian Islands, Alaska · 10758 days ago · 33 km deep · 73 km away
  6. 4.6252 km W of Adak, Alaska · 10759 days ago · 68 km deep · 34 km away
  7. 4.0297 km WSW of Adak, Alaska · 10769 days ago · 33 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00081jp. Read Thu, Oct 1, 2026, 1:49 PM UTC.