Alaska earthquakes

M1.6 earthquake 183 km S of Adak, Alaska

A magnitude 1.6 earthquake struck 183 km S of Adak, Alaska on Wed, Jul 14, 2021, 4:01 AM HADT (13:01 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.0 87 km S of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2021-07-14 13:01:07 UTC
Depth
5.1 km (3.2 mi), shallow
Epicenter
50.228° N, 176.751° 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.

Stations used
23

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 3.694 km SSE of Adak, Alaska · 1896 days ago · 25 km deep · 95 km away
  2. 1.9170 km SSW of Adak, Alaska · 1892 days ago · 26 km deep · 37 km away
  3. 1.986 km S of Adak, Alaska · 1892 days ago · 26 km deep · 100 km away
  4. 3.4219 km SSW of Adak, Alaska · 1890 days ago · 43 km deep · 67 km away
  5. 4.087 km S of Adak, Alaska · 1890 days ago · 10 km deep · 96 km away
  6. 3.889 km S of Adak, Alaska · 1890 days ago · 16 km deep · 96 km away
  7. 3.892 km S of Adak, Alaska · 1889 days ago · 14 km deep · 94 km away
  8. 3.988 km S of Adak, Alaska · 1889 days ago · 23 km deep · 97 km away
  9. 1.587 km S of Adak, Alaska · 1889 days ago · 39 km deep · 99 km away
  10. 1.8164 km S of Adak, Alaska · 1889 days ago · 17 km deep · 20 km away
  11. 1.9100 km SSE of Adak, Alaska · 1887 days ago · 14 km deep · 91 km away
  12. 1.9176 km SSW of Adak, Alaska · 1886 days ago · 26 km deep · 94 km away
  13. 1.897 km S of Adak, Alaska · 1884 days ago · 26 km deep · 86 km away
  14. 2.5168 km SSW of Adak, Alaska · 1883 days ago · 10 km deep · 87 km away
  15. 1.9180 km S of Adak, Alaska · 1880 days ago · 24 km deep · 35 km away
  16. 2.1226 km SSW of Adak, Alaska · 1880 days ago · 20 km deep · 84 km away
  17. 3.2198 km S of Adak, Alaska · 1870 days ago · 10 km deep · 16 km away
  18. 2.6101 km SSW of Adak, Alaska · 1869 days ago · 24 km deep · 95 km away
  19. 1.7102 km SSW of Adak, Alaska · 1869 days ago · 47 km deep · 98 km away
  20. 1.5137 km SSW of Adak, Alaska · 1866 days ago · 26 km deep · 96 km away
  21. 1.9241 km S of Adak, Alaska · 1865 days ago · 12 km deep · 61 km away
  22. 1.7209 km S of Adak, Alaska · 1865 days ago · 21 km deep · 32 km away
  23. 3.4200 km SSW of Adak, Alaska · 1865 days ago · 10 km deep · 39 km away
  24. 2.1186 km SSW of Adak, Alaska · 1864 days ago · 26 km deep · 68 km away
  25. 2.687 km S of Adak, Alaska · 1863 days ago · 35 km deep · 98 km away
  26. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1859 days ago · 15 km deep · 95 km away
  27. 2.0183 km S of Adak, Alaska · 1855 days ago · 25 km deep · 23 km away
  28. 1.8147 km S of Adak, Alaska · 1852 days ago · 25 km deep · 44 km away
  29. 1.7111 km S of Adak, Alaska · 1847 days ago · 35 km deep · 74 km away
  30. 2.7105 km SSE of Adak, Alaska · 1845 days ago · 10 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0218ypjjgp. Read Mon, Sep 28, 2026, 5:44 AM UTC.