Alaska earthquakes

M1.8 earthquake 27 km WSW of Karluk, Alaska

A magnitude 1.8 earthquake struck 27 km WSW of Karluk, Alaska on Wed, Jul 21, 2021, 12:46 AM AKDT (08:46 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.7 57 km WSW of Akhiok, 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
1.8 (ml), micro
Local time
UTC
2021-07-21 08:46:08 UTC
Depth
3.0 km (1.9 mi), shallow
Epicenter
57.501° N, 154.900° 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
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 116 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 1.925 km WNW of Akhiok, Alaska · 1893 days ago · 19 km deep · 54 km away
  2. 1.634 km N of Larsen Bay, Alaska · 1892 days ago · 13 km deep · 66 km away
  3. 2.048 km WSW of Akhiok, Alaska · 1891 days ago · 48 km deep · 71 km away
  4. 1.918 km NNW of Old Harbor, Alaska · 1890 days ago · 20 km deep · 88 km away
  5. 2.428 km NW of Karluk, Alaska · 1889 days ago · 35 km deep · 25 km away
  6. 2.228 km WNW of Karluk, Alaska · 1889 days ago · 53 km deep · 22 km away
  7. 3.757 km WSW of Akhiok, Alaska · 1888 days ago · 41 km deep · 82 km away
  8. 3.067 km ENE of Ugashik, Alaska · 1888 days ago · 129 km deep · 95 km away
  9. 2.831 km NNW of Akhiok, Alaska · 1885 days ago · 35 km deep · 47 km away
  10. 2.182 km WNW of Karluk, Alaska · 1885 days ago · 13 km deep · 65 km away
  11. 1.881 km WNW of Karluk, Alaska · 1885 days ago · 16 km deep · 64 km away
  12. 1.676 km NW of Karluk, Alaska · 1885 days ago · 15 km deep · 65 km away
  13. 2.762 km SW of Akhiok, Alaska · 1884 days ago · 10 km deep · 99 km away
  14. 1.873 km ENE of Ugashik, Alaska · 1884 days ago · 123 km deep · 90 km away
  15. 2.381 km WNW of Karluk, Alaska · 1883 days ago · 9 km deep · 64 km away
  16. 1.544 km SW of Akhiok, Alaska · 1883 days ago · 1 km deep · 93 km away
  17. 2.073 km ESE of Ugashik, Alaska · 1883 days ago · 5 km deep · 94 km away
  18. 1.768 km ESE of Ugashik, Alaska · 1883 days ago · 1 km deep · 100 km away
  19. 1.651 km W of Akhiok, Alaska · 1883 days ago · 25 km deep · 70 km away
  20. 2.184 km ESE of Ugashik, Alaska · 1883 days ago · 6 km deep · 74 km away · felt by 1
  21. 1.686 km ESE of Ugashik, Alaska · 1883 days ago · 3 km deep · 74 km away
  22. 2.288 km ESE of Ugashik, Alaska · 1883 days ago · 4 km deep · 73 km away · felt by 1
  23. 1.663 km WSW of Karluk, Alaska · 1883 days ago · 80 km deep · 35 km away
  24. 1.986 km N of Karluk, Alaska · 1882 days ago · 8 km deep · 94 km away
  25. 2.259 km WSW of Karluk, Alaska · 1882 days ago · 54 km deep · 33 km away
  26. 2.091 km WNW of Karluk, Alaska · 1881 days ago · 11 km deep · 74 km away
  27. 2.827 km W of Akhiok, Alaska · 1881 days ago · 4 km deep · 63 km away
  28. 2.980 km ESE of Egegik, Alaska · 1880 days ago · 125 km deep · 86 km away
  29. 1.997 km WSW of Akhiok, Alaska · 1880 days ago · 58 km deep · 95 km away
  30. 1.685 km WSW of Karluk, Alaska · 1880 days ago · 5 km deep · 59 km away
  31. 2.072 km ESE of Ugashik, Alaska · 1880 days ago · 1 km deep · 97 km away
  32. 1.830 km W of Akhiok, Alaska · 1879 days ago · 20 km deep · 59 km away
  33. 1.713 km NE of Larsen Bay, Alaska · 1879 days ago · 13 km deep · 66 km away
  34. 1.884 km NNW of Karluk, Alaska · 1879 days ago · 2 km deep · 86 km away
  35. 2.010 km ESE of Karluk, Alaska · 1879 days ago · 57 km deep · 37 km away
  36. 1.961 km ENE of Ugashik, Alaska · 1879 days ago · 134 km deep · 97 km away
  37. 2.174 km W of Karluk, Alaska · 1876 days ago · 15 km deep · 47 km away
  38. 1.658 km NNW of Karluk, Alaska · 1876 days ago · 94 km deep · 67 km away
  39. 1.886 km NNW of Karluk, Alaska · 1875 days ago · 5 km deep · 86 km away
  40. 1.8102 km SE of Ugashik, Alaska · 1873 days ago · 9 km deep · 96 km away
  41. 1.7100 km SE of Ugashik, Alaska · 1873 days ago · 12 km deep · 96 km away
  42. 1.630 km N of Akhiok, Alaska · 1873 days ago · 8 km deep · 58 km away
  43. 1.630 km SSW of Karluk, Alaska · 1873 days ago · 10 km deep · 28 km away
  44. 1.8Kodiak Island region, Alaska · 1871 days ago · 38 km deep · 79 km away
  45. 2.940 km SW of Karluk, Alaska · 1870 days ago · 51 km deep · 22 km away
  46. 2.536 km NNE of Karluk, Alaska · 1868 days ago · 54 km deep · 55 km away
  47. 2.393 km WNW of Karluk, Alaska · 1868 days ago · 110 km deep · 72 km away
  48. 1.520 km WNW of Karluk, Alaska · 1867 days ago · 74 km deep · 16 km away
  49. 2.431 km SW of Akhiok, Alaska · 1866 days ago · 9 km deep · 83 km away
  50. 1.7Alaska Peninsula · 1866 days ago · 85 km deep · 57 km away
  51. 2.067 km NNW of Karluk, Alaska · 1866 days ago · 87 km deep · 68 km away
  52. 1.663 km WSW of Akhiok, Alaska · 1865 days ago · 6 km deep · 95 km away
  53. 1.657 km W of Akhiok, Alaska · 1865 days ago · 53 km deep · 72 km away
  54. 2.297 km W of Akhiok, Alaska · 1865 days ago · 79 km deep · 75 km away
  55. 1.558 km WNW of Akhiok, Alaska · 1865 days ago · 56 km deep · 42 km away
  56. 2.5Alaska Peninsula · 1864 days ago · 72 km deep · 45 km away
  57. 1.962 km WNW of Akhiok, Alaska · 1864 days ago · 57 km deep · 47 km away
  58. 2.270 km ESE of Egegik, Alaska · 1864 days ago · 146 km deep · 97 km away
  59. 1.673 km WNW of Karluk, Alaska · 1863 days ago · 99 km deep · 51 km away
  60. 2.381 km W of Karluk, Alaska · 1863 days ago · 6 km deep · 57 km away

The first 60 of 116.

Before

  1. 1.576 km SW of Karluk, Alaska · 1896 days ago · 69 km deep · 51 km away
  2. 3.021 km SSE of Karluk, Alaska · 1897 days ago · 38 km deep · 38 km away
  3. 1.883 km NW of Karluk, Alaska · 1897 days ago · 9 km deep · 79 km away
  4. 1.552 km NW of Karluk, Alaska · 1897 days ago · 82 km deep · 51 km away
  5. 2.217 km SW of Akhiok, Alaska · 1897 days ago · 47 km deep · 79 km away
  6. 1.969 km WNW of Aleneva, Alaska · 1897 days ago · 65 km deep · 97 km away
  7. 1.8Kodiak Island region, Alaska · 1897 days ago · 39 km deep · 26 km away
  8. 1.756 km W of Akhiok, Alaska · 1898 days ago · 15 km deep · 72 km away
  9. 2.142 km W of Port Lions, Alaska · 1900 days ago · 48 km deep · 89 km away
  10. 1.537 km W of Akhiok, Alaska · 1902 days ago · 2 km deep · 66 km away
  11. 1.8100 km ESE of Ugashik, Alaska · 1903 days ago · 70 km deep · 82 km away
  12. 1.626 km NNE of Larsen Bay, Alaska · 1903 days ago · 45 km deep · 68 km away
  13. 1.987 km SW of Karluk, Alaska · 1904 days ago · 59 km deep · 62 km away
  14. 2.135 km W of Karluk, Alaska · 1904 days ago · 79 km deep · 8 km away
  15. 1.969 km ENE of Ugashik, Alaska · 1904 days ago · 119 km deep · 91 km away
  16. 1.620 km SW of Old Harbor, Alaska · 1905 days ago · 25 km deep · 94 km away
  17. 2.040 km NNW of Karluk, Alaska · 1906 days ago · 64 km deep · 50 km away
  18. 2.117 km NNE of Karluk, Alaska · 1906 days ago · 70 km deep · 42 km away
  19. 2.569 km NNW of Karluk, Alaska · 1907 days ago · 10 km deep · 75 km away
  20. 1.5Kodiak Island region, Alaska · 1907 days ago · 53 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219a7lg64. Read Sun, Sep 27, 2026, 5:23 AM UTC.