Alaska earthquakes

M1.6 earthquake 63 km WSW of Karluk, Alaska

A magnitude 1.6 earthquake struck 63 km WSW of Karluk, Alaska on Sun, Aug 1, 2021, 9:38 AM AKDT (17:38 UTC), 80 km (50 mi) below the surface.

A larger quake followed: M1.9 61 km SE of Ugashik, 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
1.6 (ml), micro
Local time
UTC
2021-08-01 17:38:28 UTC
Depth
80.1 km (49.8 mi), intermediate-depth
Epicenter
57.441° N, 155.480° 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: 142 in the 60 days after this one and 57 in the 30 days before it.

After

  1. 1.961 km SE of Ugashik, Alaska · 1878 days ago · 5 km deep · 69 km away
  2. 2.259 km WSW of Karluk, Alaska · 1878 days ago · 54 km deep · 19 km away
  3. 2.196 km SE of Ugashik, Alaska · 1877 days ago · 13 km deep · 89 km away
  4. 2.091 km WNW of Karluk, Alaska · 1877 days ago · 11 km deep · 60 km away
  5. 2.827 km W of Akhiok, Alaska · 1876 days ago · 4 km deep · 75 km away
  6. 2.980 km ESE of Egegik, Alaska · 1876 days ago · 125 km deep · 62 km away
  7. 1.997 km WSW of Akhiok, Alaska · 1876 days ago · 58 km deep · 75 km away
  8. 1.685 km WSW of Karluk, Alaska · 1876 days ago · 5 km deep · 28 km away
  9. 2.072 km ESE of Ugashik, Alaska · 1875 days ago · 1 km deep · 63 km away
  10. 2.565 km SE of Ugashik, Alaska · 1875 days ago · 10 km deep · 68 km away · felt by 1
  11. 1.830 km W of Akhiok, Alaska · 1875 days ago · 20 km deep · 71 km away
  12. 1.560 km SE of Ugashik, Alaska · 1875 days ago · 9 km deep · 73 km away
  13. 3.060 km SE of Ugashik, Alaska · 1875 days ago · 9 km deep · 74 km away
  14. 2.061 km SE of Ugashik, Alaska · 1875 days ago · 8 km deep · 72 km away
  15. 3.361 km SE of Ugashik, Alaska · 1875 days ago · 5 km deep · 71 km away
  16. 1.5Alaska Peninsula · 1875 days ago · 9 km deep · 73 km away
  17. 2.157 km SE of Ugashik, Alaska · 1875 days ago · 7 km deep · 76 km away
  18. 2.359 km SE of Ugashik, Alaska · 1875 days ago · 8 km deep · 73 km away
  19. 3.063 km SE of Ugashik, Alaska · 1875 days ago · 7 km deep · 72 km away
  20. 1.963 km SE of Ugashik, Alaska · 1875 days ago · 5 km deep · 71 km away
  21. 1.560 km SE of Ugashik, Alaska · 1875 days ago · 8 km deep · 72 km away
  22. 2.871 km SE of Ugashik, Alaska · 1875 days ago · 6 km deep · 67 km away
  23. 1.863 km SE of Ugashik, Alaska · 1875 days ago · 9 km deep · 71 km away
  24. 1.562 km SE of Ugashik, Alaska · 1875 days ago · 12 km deep · 70 km away
  25. 2.063 km SE of Ugashik, Alaska · 1875 days ago · 11 km deep · 72 km away
  26. 1.653 km SE of Ugashik, Alaska · 1874 days ago · 14 km deep · 78 km away
  27. 1.884 km NNW of Karluk, Alaska · 1874 days ago · 2 km deep · 97 km away
  28. 2.010 km ESE of Karluk, Alaska · 1874 days ago · 57 km deep · 72 km away
  29. 2.463 km SE of Ugashik, Alaska · 1874 days ago · 5 km deep · 69 km away
  30. 1.961 km ENE of Ugashik, Alaska · 1874 days ago · 134 km deep · 68 km away
  31. 1.866 km SE of Ugashik, Alaska · 1874 days ago · 10 km deep · 68 km away
  32. 1.865 km SE of Ugashik, Alaska · 1874 days ago · 1 km deep · 67 km away
  33. 2.266 km SE of Ugashik, Alaska · 1873 days ago · 1 km deep · 68 km away
  34. 1.652 km SE of Ugashik, Alaska · 1873 days ago · 10 km deep · 80 km away
  35. 2.174 km W of Karluk, Alaska · 1872 days ago · 15 km deep · 13 km away
  36. 1.658 km NNW of Karluk, Alaska · 1871 days ago · 94 km deep · 87 km away
  37. 1.886 km NNW of Karluk, Alaska · 1871 days ago · 5 km deep · 94 km away
  38. 1.660 km SE of Ugashik, Alaska · 1871 days ago · 5 km deep · 73 km away
  39. 1.8102 km SE of Ugashik, Alaska · 1869 days ago · 9 km deep · 68 km away
  40. 1.7100 km SE of Ugashik, Alaska · 1869 days ago · 12 km deep · 67 km away
  41. 1.630 km N of Akhiok, Alaska · 1869 days ago · 8 km deep · 87 km away
  42. 1.630 km SSW of Karluk, Alaska · 1869 days ago · 10 km deep · 55 km away
  43. 2.940 km SW of Karluk, Alaska · 1866 days ago · 51 km deep · 36 km away
  44. 1.763 km ESE of Ugashik, Alaska · 1865 days ago · 1 km deep · 66 km away
  45. 2.536 km NNE of Karluk, Alaska · 1864 days ago · 54 km deep · 85 km away
  46. 2.393 km WNW of Karluk, Alaska · 1864 days ago · 110 km deep · 52 km away
  47. 1.520 km WNW of Karluk, Alaska · 1863 days ago · 74 km deep · 47 km away
  48. 3.398 km WSW of Akhiok, Alaska · 1862 days ago · 67 km deep · 100 km away
  49. 2.431 km SW of Akhiok, Alaska · 1862 days ago · 9 km deep · 92 km away
  50. 1.7Alaska Peninsula · 1862 days ago · 85 km deep · 72 km away
  51. 2.067 km NNW of Karluk, Alaska · 1861 days ago · 87 km deep · 80 km away
  52. 1.663 km WSW of Akhiok, Alaska · 1861 days ago · 6 km deep · 91 km away
  53. 1.657 km W of Akhiok, Alaska · 1861 days ago · 53 km deep · 69 km away
  54. 2.297 km W of Akhiok, Alaska · 1861 days ago · 79 km deep · 51 km away
  55. 1.558 km WNW of Akhiok, Alaska · 1860 days ago · 56 km deep · 42 km away
  56. 2.5Alaska Peninsula · 1860 days ago · 72 km deep · 21 km away
  57. 1.962 km WNW of Akhiok, Alaska · 1860 days ago · 57 km deep · 43 km away
  58. 2.270 km ESE of Egegik, Alaska · 1859 days ago · 146 km deep · 76 km away
  59. 1.673 km WNW of Karluk, Alaska · 1859 days ago · 99 km deep · 31 km away
  60. 2.381 km W of Karluk, Alaska · 1859 days ago · 6 km deep · 30 km away

The first 60 of 142.

Before

  1. 1.965 km SSE of Ugashik, Alaska · 1878 days ago · 4 km deep · 96 km away
  2. 2.288 km ESE of Ugashik, Alaska · 1878 days ago · 4 km deep · 39 km away · felt by 1
  3. 1.686 km ESE of Ugashik, Alaska · 1878 days ago · 3 km deep · 40 km away
  4. 2.184 km ESE of Ugashik, Alaska · 1878 days ago · 6 km deep · 40 km away · felt by 1
  5. 1.651 km W of Akhiok, Alaska · 1879 days ago · 25 km deep · 69 km away
  6. 1.768 km ESE of Ugashik, Alaska · 1879 days ago · 1 km deep · 65 km away
  7. 2.073 km ESE of Ugashik, Alaska · 1879 days ago · 5 km deep · 60 km away
  8. 1.749 km NE of Ugashik, Alaska · 1879 days ago · 3 km deep · 93 km away
  9. 1.544 km SW of Akhiok, Alaska · 1879 days ago · 1 km deep · 97 km away
  10. 2.381 km WNW of Karluk, Alaska · 1879 days ago · 9 km deep · 54 km away
  11. 1.873 km ENE of Ugashik, Alaska · 1880 days ago · 123 km deep · 63 km away
  12. 2.762 km SW of Akhiok, Alaska · 1880 days ago · 10 km deep · 96 km away
  13. 1.676 km NW of Karluk, Alaska · 1881 days ago · 15 km deep · 63 km away
  14. 1.881 km WNW of Karluk, Alaska · 1881 days ago · 16 km deep · 53 km away
  15. 2.182 km WNW of Karluk, Alaska · 1881 days ago · 13 km deep · 53 km away
  16. 2.831 km NNW of Akhiok, Alaska · 1881 days ago · 35 km deep · 75 km away
  17. 1.555 km ESE of Egegik, Alaska · 1881 days ago · 27 km deep · 90 km away
  18. 2.352 km E of Egegik, Alaska · 1882 days ago · 11 km deep · 98 km away
  19. 3.356 km SE of Ugashik, Alaska · 1882 days ago · 10 km deep · 77 km away
  20. 2.349 km SE of Ugashik, Alaska · 1882 days ago · 10 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219sjthuh. Read Wed, Sep 23, 2026, 1:35 AM UTC.