Alaska earthquakes

M2.9 earthquake 71 km ESE of Atka, Alaska

A magnitude 2.9 earthquake struck 71 km ESE of Atka, Alaska on Sun, Dec 12, 2021, 1:28 AM HAST (11:28 UTC), 40 km (25 mi) below the surface.

A larger quake followed: M4.2 75 km NE of Atka, 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
2.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-12-12 11:28:36 UTC
Depth
39.6 km (24.6 mi), shallow
Epicenter
51.932° N, 173.250° 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
20

Nearby

Within 100 km, magnitude 1.5 and up: 47 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 3.123 km S of Atka, Alaska · 1753 days ago · 178 km deep · 61 km away
  2. 4.084 km SE of Atka, Alaska · 1753 days ago · 35 km deep · 27 km away
  3. 2.959 km SSW of Atka, Alaska · 1751 days ago · 35 km deep · 99 km away
  4. 3.1169 km SE of Atka, Alaska · 1749 days ago · 10 km deep · 100 km away
  5. 2.250 km ESE of Atka, Alaska · 1749 days ago · 62 km deep · 21 km away
  6. 3.3122 km ESE of Atka, Alaska · 1745 days ago · 34 km deep · 52 km away
  7. 2.8155 km SE of Atka, Alaska · 1743 days ago · 28 km deep · 89 km away
  8. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1743 days ago · 17 km deep · 16 km away
  9. 3.175 km SE of Atka, Alaska · 1741 days ago · 33 km deep · 15 km away
  10. 2.961 km S of Atka, Alaska · 1738 days ago · 35 km deep · 78 km away
  11. 2.191 km ESE of Atka, Alaska · 1738 days ago · 13 km deep · 26 km away
  12. 1.927 km SW of Atka, Alaska · 1738 days ago · 65 km deep · 88 km away
  13. 2.2119 km SSE of Atka, Alaska · 1738 days ago · 25 km deep · 91 km away
  14. 1.959 km SSW of Atka, Alaska · 1737 days ago · 11 km deep · 94 km away
  15. 2.4103 km S of Atka, Alaska · 1731 days ago · 18 km deep · 95 km away
  16. 3.078 km S of Atka, Alaska · 1728 days ago · 26 km deep · 85 km away
  17. 3.247 km S of Atka, Alaska · 1728 days ago · 64 km deep · 59 km away
  18. 4.1142 km ESE of Atka, Alaska · 1726 days ago · 35 km deep · 74 km away
  19. 4.275 km NE of Atka, Alaska · 1724 days ago · 187 km deep · 73 km away
  20. 3.518 km NNE of Atka, Alaska · 1724 days ago · 146 km deep · 74 km away
  21. 3.417 km WSW of Atka, Alaska · 1722 days ago · 178 km deep · 86 km away
  22. 1.947 km SSW of Atka, Alaska · 1722 days ago · 40 km deep · 87 km away
  23. 3.5112 km SE of Atka, Alaska · 1722 days ago · 41 km deep · 44 km away
  24. 2.8128 km E of Atka, Alaska · 1722 days ago · 53 km deep · 77 km away
  25. 1.954 km SSW of Atka, Alaska · 1719 days ago · 26 km deep · 97 km away
  26. 3.160 km SE of Atka, Alaska · 1716 days ago · 6 km deep · 20 km away
  27. 2.956 km ESE of Atka, Alaska · 1716 days ago · 14 km deep · 15 km away
  28. 3.066 km SSE of Atka, Alaska · 1716 days ago · 35 km deep · 40 km away
  29. 2.027 km S of Atka, Alaska · 1714 days ago · 91 km deep · 70 km away
  30. 3.935 km SW of Atka, Alaska · 1712 days ago · 68 km deep · 95 km away
  31. 1.755 km SSW of Atka, Alaska · 1711 days ago · 39 km deep · 92 km away
  32. 3.184 km ESE of Atka, Alaska · 1711 days ago · 35 km deep · 18 km away
  33. 1.753 km S of Atka, Alaska · 1711 days ago · 4 km deep · 78 km away
  34. 2.962 km ESE of Atka, Alaska · 1710 days ago · 35 km deep · 11 km away
  35. 3.7Andreanof Islands, Aleutian Islands, Alaska · 1709 days ago · 42 km deep · 33 km away
  36. 2.923 km SE of Atka, Alaska · 1707 days ago · 81 km deep · 51 km away
  37. 2.762 km SSE of Atka, Alaska · 1702 days ago · 35 km deep · 44 km away
  38. 3.2102 km ESE of Atka, Alaska · 1701 days ago · 35 km deep · 32 km away
  39. 1.838 km SSW of Atka, Alaska · 1700 days ago · 51 km deep · 87 km away
  40. 1.647 km SW of Atka, Alaska · 1700 days ago · 26 km deep · 97 km away
  41. 1.651 km SSW of Atka, Alaska · 1700 days ago · 35 km deep · 80 km away
  42. 1.935 km S of Atka, Alaska · 1700 days ago · 41 km deep · 62 km away
  43. 2.157 km SW of Atka, Alaska · 1699 days ago · 121 km deep · 99 km away
  44. 2.155 km S of Atka, Alaska · 1699 days ago · 33 km deep · 72 km away
  45. 2.157 km SE of Atka, Alaska · 1698 days ago · 34 km deep · 35 km away
  46. 1.622 km SE of Atka, Alaska · 1695 days ago · 13 km deep · 50 km away
  47. 3.0Andreanof Islands, Aleutian Islands, Alaska · 1695 days ago · 10 km deep · 43 km away

Before

  1. 1.742 km SW of Atka, Alaska · 1755 days ago · 54 km deep · 94 km away
  2. 2.07 km E of Atka, Alaska · 1757 days ago · 6 km deep · 65 km away
  3. 4.373 km SSE of Atka, Alaska · 1757 days ago · 43 km deep · 62 km away
  4. 2.879 km ESE of Atka, Alaska · 1763 days ago · 32 km deep · 9 km away
  5. 3.515 km NW of Atka, Alaska · 1765 days ago · 178 km deep · 85 km away
  6. 3.568 km S of Atka, Alaska · 1767 days ago · 91 km deep · 71 km away
  7. 3.346 km S of Atka, Alaska · 1769 days ago · 56 km deep · 64 km away
  8. 2.097 km S of Atka, Alaska · 1770 days ago · 16 km deep · 81 km away
  9. 1.915 km SSW of Atka, Alaska · 1775 days ago · 85 km deep · 71 km away
  10. 1.824 km S of Atka, Alaska · 1778 days ago · 61 km deep · 61 km away
  11. 1.951 km SSW of Atka, Alaska · 1778 days ago · 23 km deep · 91 km away
  12. 1.952 km SE of Atka, Alaska · 1778 days ago · 55 km deep · 38 km away
  13. 1.817 km SSW of Atka, Alaska · 1779 days ago · 76 km deep · 71 km away
  14. 2.847 km S of Atka, Alaska · 1779 days ago · 68 km deep · 60 km away
  15. 1.951 km ESE of Atka, Alaska · 1780 days ago · 63 km deep · 22 km away
  16. 2.949 km SW of Atka, Alaska · 1780 days ago · 72 km deep · 96 km away
  17. 2.142 km ESE of Atka, Alaska · 1783 days ago · 15 km deep · 30 km away
  18. 2.034 km WSW of Atka, Alaska · 1784 days ago · 88 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021fwenxzv. Read Thu, Oct 1, 2026, 8:46 PM UTC.