Alaska earthquakes

M3.8 earthquake 233 km WSW of Adak, Alaska

A magnitude 3.8 earthquake struck 233 km WSW of Adak, Alaska on Sat, May 4, 1996, 9:50 AM HADT (18:50 UTC), 60 km (38 mi) below the surface.

A larger quake followed: M4.8 139 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
3.8 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1996-05-04 18:50:42 UTC
Depth
60.4 km (37.5 mi), shallow
Epicenter
51.244° N, 179.839° 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
FROM_LOCATION

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 3.7226 km WSW of Adak, Alaska · 11108 days ago · 66 km deep · 8 km away
  2. 4.0228 km WSW of Adak, Alaska · 11108 days ago · 64 km deep · 5 km away
  3. 4.0Rat Islands, Aleutian Islands, Alaska · 11094 days ago · 33 km deep · 84 km away
  4. 4.2188 km WSW of Adak, Alaska · 11092 days ago · 33 km deep · 45 km away
  5. 4.8139 km WSW of Adak, Alaska · 11072 days ago · 33 km deep · 98 km away
  6. 4.3Rat Islands, Aleutian Islands, Alaska · 11072 days ago · 33 km deep · 92 km away
  7. 4.3164 km WSW of Adak, Alaska · 11072 days ago · 33 km deep · 71 km away
  8. 4.0151 km W of Adak, Alaska · 11072 days ago · 33 km deep · 88 km away
  9. 3.6133 km WSW of Adak, Alaska · 11072 days ago · 33 km deep · 99 km away
  10. 3.9150 km WSW of Adak, Alaska · 11071 days ago · 33 km deep · 86 km away
  11. 4.5Andreanof Islands, Aleutian Islands, Alaska · 11070 days ago · 33 km deep · 35 km away
  12. 4.1138 km WSW of Adak, Alaska · 11068 days ago · 33 km deep · 95 km away
  13. 3.9203 km SW of Adak, Alaska · 11067 days ago · 33 km deep · 91 km away
  14. 4.4155 km WSW of Adak, Alaska · 11067 days ago · 33 km deep · 81 km away
  15. 3.7157 km WSW of Adak, Alaska · 11065 days ago · 10 km deep · 76 km away
  16. 4.2173 km W of Adak, Alaska · 11062 days ago · 33 km deep · 95 km away
  17. 4.0147 km WSW of Adak, Alaska · 11061 days ago · 33 km deep · 85 km away
  18. 4.3147 km WSW of Adak, Alaska · 11058 days ago · 33 km deep · 88 km away
  19. 3.9139 km WSW of Adak, Alaska · 11056 days ago · 33 km deep · 93 km away

Before

  1. 3.9243 km W of Adak, Alaska · 11118 days ago · 70 km deep · 71 km away
  2. 3.9161 km WSW of Adak, Alaska · 11138 days ago · 33 km deep · 71 km away
  3. 4.1Rat Islands, Aleutian Islands, Alaska · 11138 days ago · 33 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0007gzf. Read Sat, Oct 3, 2026, 5:13 AM UTC.