Alaska earthquakes

M2.2 earthquake 31 km N of Chignik, Alaska

A magnitude 2.2 earthquake struck 31 km N of Chignik, Alaska on Mon, Aug 16, 2021, 7:01 PM AKDT (03:01 UTC), 93 km (58 mi) below the surface.

A larger quake followed: M2.5 63 km NE of Chignik, 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
2.2 (ml), micro
Local time
UTC
2021-08-17 03:01:52 UTC
Depth
93.4 km (58.0 mi), intermediate-depth
Epicenter
56.576° N, 158.341° 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

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 36 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 2.563 km NE of Chignik, Alaska · 1861 days ago · 75 km deep · 47 km away
  2. 4.081 km ENE of Chignik, Alaska · 1861 days ago · 11 km deep · 68 km away
  3. 2.779 km ENE of Chignik, Alaska · 1861 days ago · 2 km deep · 66 km away
  4. 2.882 km ENE of Chignik, Alaska · 1861 days ago · 6 km deep · 69 km away
  5. 2.273 km ENE of Chignik, Alaska · 1861 days ago · 8 km deep · 59 km away
  6. 1.772 km ENE of Chignik, Alaska · 1861 days ago · 1 km deep · 60 km away
  7. 2.480 km ENE of Chignik, Alaska · 1861 days ago · 9 km deep · 66 km away
  8. 2.174 km ENE of Chignik, Alaska · 1861 days ago · 4 km deep · 60 km away
  9. 1.970 km NE of Chignik, Alaska · 1861 days ago · 11 km deep · 53 km away
  10. 1.921 km N of Chignik Lagoon, Alaska · 1860 days ago · 93 km deep · 15 km away
  11. 1.680 km ENE of Chignik, Alaska · 1859 days ago · 10 km deep · 71 km away
  12. 2.436 km SSE of Chignik, Alaska · 1858 days ago · 74 km deep · 66 km away
  13. 2.118 km ESE of Perryville, Alaska · 1858 days ago · 65 km deep · 90 km away
  14. 2.036 km SE of Chignik, Alaska · 1856 days ago · 46 km deep · 63 km away
  15. 1.942 km ESE of Chignik, Alaska · 1855 days ago · 55 km deep · 61 km away
  16. 1.860 km SSE of Chignik, Alaska · 1854 days ago · 7 km deep · 89 km away
  17. 3.377 km ESE of Chignik, Alaska · 1852 days ago · 10 km deep · 90 km away
  18. 2.538 km SSW of Ugashik, Alaska · 1851 days ago · 8 km deep · 82 km away
  19. 1.892 km E of Chignik, Alaska · 1850 days ago · 31 km deep · 92 km away
  20. 1.675 km ESE of Chignik, Alaska · 1850 days ago · 12 km deep · 93 km away
  21. 2.141 km ENE of Chignik, Alaska · 1847 days ago · 81 km deep · 42 km away
  22. 1.990 km ENE of Chignik, Alaska · 1847 days ago · 43 km deep · 82 km away
  23. 1.646 km ENE of Chignik, Alaska · 1845 days ago · 65 km deep · 41 km away
  24. 1.745 km ESE of Port Heiden, Alaska · 1841 days ago · 83 km deep · 31 km away
  25. 1.664 km ENE of Chignik, Alaska · 1841 days ago · 65 km deep · 54 km away
  26. 2.371 km SE of Chignik, Alaska · 1839 days ago · 47 km deep · 97 km away
  27. 3.296 km ENE of Chignik, Alaska · 1838 days ago · 6 km deep · 85 km away
  28. 2.275 km ESE of Chignik, Alaska · 1838 days ago · 19 km deep · 91 km away
  29. 2.074 km NE of Chignik, Alaska · 1832 days ago · 2 km deep · 57 km away
  30. 3.299 km ENE of Chignik, Alaska · 1831 days ago · 7 km deep · 88 km away
  31. 2.586 km ENE of Chignik, Alaska · 1831 days ago · 12 km deep · 78 km away
  32. 2.892 km SSE of Ugashik, Alaska · 1831 days ago · 41 km deep · 79 km away
  33. 2.231 km ESE of Chignik, Alaska · 1827 days ago · 61 km deep · 52 km away
  34. 1.920 km WNW of Chignik Lake, Alaska · 1826 days ago · 93 km deep · 54 km away
  35. 1.722 km E of Chignik, Alaska · 1813 days ago · 9 km deep · 39 km away
  36. 2.122 km N of Ivanof Bay, Alaska · 1812 days ago · 4 km deep · 90 km away

Before

  1. 3.291 km ENE of Chignik, Alaska · 1863 days ago · 56 km deep · 79 km away
  2. 1.947 km SSE of Chignik, Alaska · 1864 days ago · 48 km deep · 75 km away
  3. 1.61 km SSW of Perryville, Alaska · 1866 days ago · 75 km deep · 91 km away
  4. 2.472 km SSE of Chignik, Alaska · 1866 days ago · 12 km deep · 100 km away
  5. 2.653 km ESE of Chignik, Alaska · 1868 days ago · 46 km deep · 66 km away
  6. 1.550 km E of Port Heiden, Alaska · 1869 days ago · 12 km deep · 59 km away
  7. 3.325 km W of Chignik Lake, Alaska · 1869 days ago · 0 km deep · 63 km away
  8. 2.878 km SE of Chignik, Alaska · 1873 days ago · 20 km deep · 96 km away
  9. 2.162 km SSE of Ugashik, Alaska · 1875 days ago · 1 km deep · 93 km away
  10. 1.863 km SSE of Ugashik, Alaska · 1875 days ago · 8 km deep · 91 km away
  11. 2.260 km SSE of Ugashik, Alaska · 1875 days ago · 2 km deep · 94 km away
  12. 2.158 km SSE of Ugashik, Alaska · 1875 days ago · 5 km deep · 94 km away
  13. 1.658 km WSW of Port Heiden, Alaska · 1878 days ago · 25 km deep · 75 km away
  14. 1.767 km ESE of Chignik, Alaska · 1879 days ago · 28 km deep · 82 km away
  15. 1.980 km SE of Chignik, Alaska · 1879 days ago · 10 km deep · 99 km away
  16. 1.817 km NNE of Ivanof Bay, Alaska · 1880 days ago · 5 km deep · 87 km away
  17. 2.372 km ESE of Chignik, Alaska · 1881 days ago · 14 km deep · 90 km away
  18. 2.171 km SE of Chignik, Alaska · 1881 days ago · 17 km deep · 92 km away
  19. 1.9Alaska Peninsula · 1886 days ago · 94 km deep · 90 km away
  20. 2.261 km ENE of Chignik, Alaska · 1888 days ago · 93 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021airv3nw. Read Wed, Sep 23, 2026, 12:27 AM UTC.