Alaska earthquakes

M2.0 earthquake 47 km SW of Nikolski, Alaska

A magnitude 2.0 earthquake struck 47 km SW of Nikolski, Alaska on Fri, Aug 20, 2021, 3:29 AM AKDT (11:29 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.4 39 km ESE of Nikolski, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.0 (ml), micro
Local time
UTC
2021-08-20 11:29:22 UTC
Depth
4.8 km (3.0 mi), shallow
Epicenter
52.700° N, 169.439° 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
21

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 43 in the 60 days after this one and 39 in the 30 days before it.

After

  1. 3.268 km SW of Nikolski, Alaska · 1865 days ago · 87 km deep · 23 km away
  2. 3.696 km SSE of Nikolski, Alaska · 1865 days ago · 10 km deep · 94 km away
  3. 2.3127 km SW of Nikolski, Alaska · 1864 days ago · 33 km deep · 81 km away
  4. 2.756 km SE of Nikolski, Alaska · 1863 days ago · 35 km deep · 86 km away
  5. 1.840 km ESE of Nikolski, Alaska · 1863 days ago · 48 km deep · 77 km away
  6. 3.627 km WSW of Nikolski, Alaska · 1863 days ago · 80 km deep · 23 km away
  7. 4.251 km SE of Nikolski, Alaska · 1863 days ago · 49 km deep · 75 km away
  8. 1.529 km E of Nikolski, Alaska · 1862 days ago · 53 km deep · 72 km away
  9. 1.757 km ESE of Nikolski, Alaska · 1862 days ago · 26 km deep · 96 km away
  10. 2.850 km SW of Nikolski, Alaska · 1861 days ago · 10 km deep · 16 km away
  11. 2.784 km SW of Nikolski, Alaska · 1861 days ago · 25 km deep · 44 km away
  12. 1.954 km S of Nikolski, Alaska · 1861 days ago · 27 km deep · 45 km away
  13. 2.957 km W of Nikolski, Alaska · 1860 days ago · 11 km deep · 34 km away
  14. 1.857 km ESE of Nikolski, Alaska · 1859 days ago · 37 km deep · 88 km away
  15. 4.041 km ESE of Nikolski, Alaska · 1858 days ago · 53 km deep · 80 km away
  16. 1.965 km SSW of Nikolski, Alaska · 1858 days ago · 40 km deep · 28 km away
  17. 2.055 km SE of Nikolski, Alaska · 1857 days ago · 19 km deep · 80 km away
  18. 1.741 km SSE of Nikolski, Alaska · 1855 days ago · 45 km deep · 55 km away
  19. 2.115 km NNE of Nikolski, Alaska · 1852 days ago · 100 km deep · 62 km away
  20. 3.3112 km SW of Nikolski, Alaska · 1851 days ago · 35 km deep · 67 km away
  21. 1.930 km SSW of Nikolski, Alaska · 1850 days ago · 19 km deep · 28 km away
  22. 2.6139 km WSW of Nikolski, Alaska · 1849 days ago · 88 km deep · 97 km away
  23. 2.071 km SE of Nikolski, Alaska · 1849 days ago · 25 km deep · 87 km away
  24. 3.220 km SSE of Nikolski, Alaska · 1847 days ago · 83 km deep · 51 km away
  25. 3.4126 km W of Nikolski, Alaska · 1846 days ago · 217 km deep · 94 km away
  26. 3.367 km SW of Nikolski, Alaska · 1843 days ago · 35 km deep · 26 km away
  27. 3.195 km SSW of Nikolski, Alaska · 1840 days ago · 7 km deep · 61 km away
  28. 3.2104 km WNW of Nikolski, Alaska · 1836 days ago · 204 km deep · 97 km away
  29. 3.1113 km SW of Nikolski, Alaska · 1836 days ago · 35 km deep · 68 km away
  30. 2.749 km S of Nikolski, Alaska · 1835 days ago · 13 km deep · 44 km away
  31. 2.652 km ESE of Nikolski, Alaska · 1835 days ago · 34 km deep · 86 km away
  32. 4.439 km ESE of Nikolski, Alaska · 1833 days ago · 39 km deep · 73 km away
  33. 1.944 km ESE of Nikolski, Alaska · 1833 days ago · 39 km deep · 76 km away
  34. 1.846 km SE of Nikolski, Alaska · 1833 days ago · 22 km deep · 77 km away
  35. 3.1126 km WSW of Nikolski, Alaska · 1821 days ago · 123 km deep · 79 km away
  36. 2.225 km W of Nikolski, Alaska · 1820 days ago · 86 km deep · 27 km away
  37. 2.954 km SW of Nikolski, Alaska · 1819 days ago · 35 km deep · 18 km away
  38. 2.150 km ENE of Nikolski, Alaska · 1815 days ago · 65 km deep · 97 km away
  39. 3.8Fox Islands, Aleutian Islands, Alaska · 1813 days ago · 35 km deep · 61 km away
  40. 3.768 km SW of Nikolski, Alaska · 1811 days ago · 130 km deep · 27 km away
  41. 3.9Fox Islands, Aleutian Islands, Alaska · 1808 days ago · 46 km deep · 63 km away
  42. 3.342 km SSE of Nikolski, Alaska · 1808 days ago · 40 km deep · 58 km away
  43. 2.345 km SW of Nikolski, Alaska · 1807 days ago · 20 km deep · 2 km away

Before

  1. 3.194 km SW of Nikolski, Alaska · 1868 days ago · 10 km deep · 52 km away
  2. 2.097 km WSW of Nikolski, Alaska · 1868 days ago · 5 km deep · 54 km away
  3. 2.294 km WSW of Nikolski, Alaska · 1868 days ago · 2 km deep · 51 km away
  4. 1.639 km SE of Nikolski, Alaska · 1872 days ago · 21 km deep · 68 km away
  5. 1.633 km ESE of Nikolski, Alaska · 1872 days ago · 29 km deep · 73 km away
  6. 2.1112 km SW of Nikolski, Alaska · 1873 days ago · 33 km deep · 67 km away
  7. 3.025 km S of Nikolski, Alaska · 1873 days ago · 36 km deep · 43 km away
  8. 1.996 km WSW of Nikolski, Alaska · 1874 days ago · 5 km deep · 49 km away
  9. 2.093 km WSW of Nikolski, Alaska · 1874 days ago · 3 km deep · 48 km away
  10. 1.985 km SSW of Nikolski, Alaska · 1875 days ago · 30 km deep · 53 km away
  11. 1.9130 km SW of Nikolski, Alaska · 1876 days ago · 21 km deep · 83 km away
  12. 1.730 km SSE of Nikolski, Alaska · 1876 days ago · 44 km deep · 53 km away
  13. 2.778 km SSW of Nikolski, Alaska · 1876 days ago · 35 km deep · 39 km away
  14. 3.942 km WNW of Nikolski, Alaska · 1877 days ago · 136 km deep · 36 km away
  15. 2.956 km SW of Nikolski, Alaska · 1877 days ago · 34 km deep · 9 km away
  16. 3.1140 km SW of Nikolski, Alaska · 1881 days ago · 21 km deep · 93 km away
  17. 3.444 km SE of Nikolski, Alaska · 1882 days ago · 41 km deep · 69 km away
  18. 2.2Fox Islands, Aleutian Islands, Alaska · 1884 days ago · 20 km deep · 26 km away
  19. 2.775 km SW of Nikolski, Alaska · 1884 days ago · 35 km deep · 30 km away
  20. 2.249 km ESE of Nikolski, Alaska · 1884 days ago · 26 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021anvel6c. Read Wed, Sep 30, 2026, 7:04 PM UTC.