Alaska earthquakes

M3.5 earthquake 56 km SSE of Nikolski, Alaska

A magnitude 3.5 earthquake struck 56 km SSE of Nikolski, Alaska on Sun, Jun 13, 2021, 7:02 AM AKDT (15:02 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.0 52 km E 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
3.5 (mb), minor
Local time
UTC
2021-06-13 15:02:53 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
52.475° N, 168.538° 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.

Location uncertainty
About 6.5 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.15
Depth from
Operator assigned
Station coverage gap
259°, poorly surrounded by stations
Stations used
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 49 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 3.972 km S of Nikolski, Alaska · 1932 days ago · 38 km deep · 21 km away
  2. 3.244 km W of Nikolski, Alaska · 1929 days ago · 10 km deep · 79 km away
  3. 3.723 km NNW of Nikolski, Alaska · 1929 days ago · 175 km deep · 80 km away
  4. 1.742 km WSW of Nikolski, Alaska · 1917 days ago · 18 km deep · 69 km away
  5. 2.154 km SSE of Nikolski, Alaska · 1917 days ago · 51 km deep · 4 km away
  6. 2.147 km WSW of Nikolski, Alaska · 1917 days ago · 7 km deep · 76 km away
  7. 2.094 km SSW of Nikolski, Alaska · 1917 days ago · 49 km deep · 62 km away
  8. 3.375 km SW of Nikolski, Alaska · 1913 days ago · 34 km deep · 82 km away
  9. 1.7102 km E of Nikolski, Alaska · 1912 days ago · 26 km deep · 93 km away
  10. 1.946 km WSW of Nikolski, Alaska · 1912 days ago · 7 km deep · 77 km away
  11. 2.231 km SSE of Nikolski, Alaska · 1908 days ago · 75 km deep · 25 km away
  12. 2.514 km SSE of Nikolski, Alaska · 1906 days ago · 65 km deep · 42 km away
  13. 1.876 km E of Nikolski, Alaska · 1905 days ago · 36 km deep · 75 km away
  14. 4.052 km E of Nikolski, Alaska · 1902 days ago · 45 km deep · 55 km away · felt by 1
  15. 3.8106 km SW of Nikolski, Alaska · 1902 days ago · 44 km deep · 100 km away
  16. 2.8112 km SSW of Nikolski, Alaska · 1901 days ago · 35 km deep · 92 km away
  17. 1.533 km SSE of Nikolski, Alaska · 1901 days ago · 41 km deep · 24 km away
  18. 1.847 km ESE of Nikolski, Alaska · 1900 days ago · 32 km deep · 35 km away
  19. 2.315 km S of Nikolski, Alaska · 1897 days ago · 62 km deep · 43 km away
  20. 3.451 km SW of Nikolski, Alaska · 1896 days ago · 17 km deep · 60 km away
  21. 2.1Fox Islands, Aleutian Islands, Alaska · 1895 days ago · 25 km deep · 75 km away
  22. 2.249 km ESE of Nikolski, Alaska · 1893 days ago · 27 km deep · 34 km away
  23. 2.228 km E of Nikolski, Alaska · 1892 days ago · 92 km deep · 52 km away
  24. 2.061 km ESE of Nikolski, Alaska · 1892 days ago · 19 km deep · 35 km away
  25. 3.8123 km SSW of Nikolski, Alaska · 1892 days ago · 10 km deep · 89 km away
  26. 1.857 km SW of Nikolski, Alaska · 1891 days ago · 32 km deep · 68 km away
  27. 2.544 km SW of Nikolski, Alaska · 1890 days ago · 33 km deep · 58 km away
  28. 1.663 km SW of Nikolski, Alaska · 1890 days ago · 27 km deep · 62 km away
  29. 2.1102 km SSW of Nikolski, Alaska · 1890 days ago · 36 km deep · 73 km away
  30. 2.384 km SSE of Nikolski, Alaska · 1888 days ago · 38 km deep · 29 km away
  31. 2.747 km SE of Nikolski, Alaska · 1888 days ago · 33 km deep · 26 km away
  32. 2.756 km ESE of Nikolski, Alaska · 1887 days ago · 32 km deep · 38 km away
  33. 2.051 km WSW of Nikolski, Alaska · 1885 days ago · 13 km deep · 72 km away
  34. 1.5103 km E of Nikolski, Alaska · 1884 days ago · 48 km deep · 95 km away
  35. 1.8Fox Islands, Aleutian Islands, Alaska · 1884 days ago · 12 km deep · 24 km away
  36. 2.149 km SW of Nikolski, Alaska · 1883 days ago · 13 km deep · 66 km away
  37. 2.8130 km SSW of Nikolski, Alaska · 1883 days ago · 28 km deep · 96 km away
  38. 2.649 km SSE of Nikolski, Alaska · 1881 days ago · 30 km deep · 6 km away
  39. 2.249 km ESE of Nikolski, Alaska · 1880 days ago · 26 km deep · 44 km away
  40. 2.775 km SW of Nikolski, Alaska · 1880 days ago · 35 km deep · 76 km away
  41. 2.2Fox Islands, Aleutian Islands, Alaska · 1880 days ago · 20 km deep · 68 km away
  42. 3.444 km SE of Nikolski, Alaska · 1879 days ago · 41 km deep · 20 km away
  43. 2.0100 km E of Nikolski, Alaska · 1877 days ago · 26 km deep · 90 km away
  44. 1.792 km E of Nikolski, Alaska · 1875 days ago · 26 km deep · 90 km away
  45. 2.956 km SW of Nikolski, Alaska · 1873 days ago · 34 km deep · 69 km away
  46. 3.942 km WNW of Nikolski, Alaska · 1873 days ago · 136 km deep · 88 km away
  47. 2.778 km SSW of Nikolski, Alaska · 1873 days ago · 35 km deep · 67 km away
  48. 1.730 km SSE of Nikolski, Alaska · 1873 days ago · 44 km deep · 26 km away
  49. 1.585 km ESE of Nikolski, Alaska · 1872 days ago · 26 km deep · 69 km away

Before

  1. 2.637 km ESE of Nikolski, Alaska · 1946 days ago · 34 km deep · 35 km away
  2. 2.6140 km SSE of Nikolski, Alaska · 1946 days ago · 10 km deep · 85 km away
  3. 3.8100 km SSW of Nikolski, Alaska · 1947 days ago · 34 km deep · 75 km away
  4. 2.746 km ESE of Nikolski, Alaska · 1956 days ago · 24 km deep · 48 km away
  5. 2.955 km SE of Nikolski, Alaska · 1962 days ago · 35 km deep · 23 km away
  6. 2.240 km ESE of Nikolski, Alaska · 1962 days ago · 30 km deep · 37 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000edvv. Read Sun, Sep 27, 2026, 9:58 AM UTC.