Alaska earthquakes

M1.6 earthquake 101 km SSE of Adak, Alaska

A magnitude 1.6 earthquake struck 101 km SSE of Adak, Alaska on Sun, Aug 8, 2021, 2:34 AM HADT (11:34 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M4.5 161 km S of Adak, Alaska. This one was a foreshock.

More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2021-08-08 11:34:24 UTC
Depth
23.8 km (14.8 mi), shallow
Epicenter
51.063° N, 175.961° 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

Nearby

Within 100 km, magnitude 1.5 and up: 113 in the 60 days after this one and 103 in the 30 days before it.

After

  1. 3.9111 km SSW of Atka, Alaska · 1875 days ago · 27 km deep · 83 km away
  2. 2.0112 km SSW of Atka, Alaska · 1875 days ago · 12 km deep · 83 km away
  3. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1874 days ago · 26 km deep · 85 km away
  4. 1.774 km SSE of Adak, Alaska · 1874 days ago · 25 km deep · 27 km away
  5. 3.054 km SE of Adak, Alaska · 1873 days ago · 35 km deep · 49 km away
  6. 2.744 km SSE of Adak, Alaska · 1873 days ago · 35 km deep · 57 km away
  7. 1.685 km SW of Atka, Alaska · 1873 days ago · 25 km deep · 90 km away
  8. 1.549 km S of Adak, Alaska · 1873 days ago · 48 km deep · 69 km away
  9. 3.764 km SE of Adak, Alaska · 1872 days ago · 35 km deep · 46 km away
  10. 3.671 km SSW of Adak, Alaska · 1871 days ago · 35 km deep · 86 km away
  11. 1.6116 km SSW of Atka, Alaska · 1871 days ago · 19 km deep · 83 km away
  12. 1.574 km E of Adak, Alaska · 1871 days ago · 22 km deep · 86 km away
  13. 1.644 km SW of Adak, Alaska · 1870 days ago · 28 km deep · 92 km away
  14. 3.142 km S of Adak, Alaska · 1870 days ago · 69 km deep · 62 km away
  15. 2.9Andreanof Islands, Aleutian Islands, Alaska · 1870 days ago · 33 km deep · 52 km away
  16. 1.620 km SE of Adak, Alaska · 1870 days ago · 71 km deep · 81 km away
  17. 1.539 km SSW of Adak, Alaska · 1870 days ago · 12 km deep · 89 km away
  18. 1.560 km SE of Adak, Alaska · 1870 days ago · 22 km deep · 43 km away
  19. 1.667 km SSW of Adak, Alaska · 1869 days ago · 27 km deep · 82 km away
  20. 2.6101 km SSW of Adak, Alaska · 1868 days ago · 24 km deep · 88 km away
  21. 1.7102 km SSW of Adak, Alaska · 1867 days ago · 47 km deep · 92 km away
  22. 3.183 km E of Adak, Alaska · 1867 days ago · 73 km deep · 89 km away
  23. 1.648 km SW of Adak, Alaska · 1867 days ago · 42 km deep · 92 km away
  24. 1.514 km SSE of Adak, Alaska · 1865 days ago · 80 km deep · 87 km away
  25. 1.572 km SSE of Adak, Alaska · 1864 days ago · 21 km deep · 33 km away
  26. 3.464 km SE of Adak, Alaska · 1864 days ago · 35 km deep · 45 km away
  27. 1.610 km SW of Adak, Alaska · 1862 days ago · 81 km deep · 98 km away
  28. 3.064 km SSW of Adak, Alaska · 1862 days ago · 35 km deep · 78 km away
  29. 2.687 km S of Adak, Alaska · 1862 days ago · 35 km deep · 64 km away
  30. 3.067 km E of Adak, Alaska · 1860 days ago · 71 km deep · 89 km away
  31. 1.980 km SE of Adak, Alaska · 1860 days ago · 26 km deep · 44 km away
  32. 1.645 km E of Adak, Alaska · 1860 days ago · 68 km deep · 83 km away
  33. 2.938 km SSW of Adak, Alaska · 1859 days ago · 39 km deep · 85 km away
  34. 1.696 km ESE of Adak, Alaska · 1858 days ago · 26 km deep · 79 km away
  35. 1.871 km E of Adak, Alaska · 1858 days ago · 149 km deep · 94 km away
  36. 1.675 km SE of Adak, Alaska · 1858 days ago · 18 km deep · 44 km away
  37. 3.668 km ESE of Adak, Alaska · 1858 days ago · 35 km deep · 57 km away
  38. 1.829 km SSE of Adak, Alaska · 1857 days ago · 45 km deep · 72 km away
  39. 1.9170 km SE of Adak, Alaska · 1857 days ago · 10 km deep · 73 km away
  40. 1.662 km SE of Adak, Alaska · 1857 days ago · 26 km deep · 42 km away
  41. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1857 days ago · 15 km deep · 39 km away
  42. 1.665 km SSW of Adak, Alaska · 1857 days ago · 48 km deep · 88 km away
  43. 2.062 km SSW of Adak, Alaska · 1857 days ago · 29 km deep · 86 km away
  44. 1.796 km ESE of Adak, Alaska · 1857 days ago · 29 km deep · 77 km away
  45. 1.543 km SW of Adak, Alaska · 1856 days ago · 64 km deep · 99 km away
  46. 3.534 km S of Adak, Alaska · 1855 days ago · 46 km deep · 70 km away
  47. 1.689 km SE of Adak, Alaska · 1855 days ago · 26 km deep · 45 km away
  48. 1.758 km SSE of Adak, Alaska · 1854 days ago · 24 km deep · 45 km away
  49. 2.2187 km SSW of Atka, Alaska · 1854 days ago · 24 km deep · 97 km away
  50. 1.658 km SE of Adak, Alaska · 1854 days ago · 33 km deep · 52 km away
  51. 1.748 km E of Adak, Alaska · 1853 days ago · 149 km deep · 85 km away
  52. 2.717 km SE of Adak, Alaska · 1853 days ago · 112 km deep · 85 km away
  53. 3.684 km E of Adak, Alaska · 1852 days ago · 64 km deep · 92 km away
  54. 1.676 km ESE of Adak, Alaska · 1852 days ago · 19 km deep · 80 km away
  55. 1.979 km SSW of Adak, Alaska · 1852 days ago · 28 km deep · 82 km away
  56. 3.262 km SE of Adak, Alaska · 1851 days ago · 26 km deep · 40 km away
  57. 1.641 km SSE of Adak, Alaska · 1850 days ago · 34 km deep · 60 km away
  58. 1.512 km SE of Adak, Alaska · 1850 days ago · 153 km deep · 91 km away
  59. 1.8147 km S of Adak, Alaska · 1850 days ago · 25 km deep · 64 km away
  60. 1.558 km SE of Adak, Alaska · 1850 days ago · 48 km deep · 51 km away

The first 60 of 113.

Before

  1. 2.6112 km SSW of Atka, Alaska · 1875 days ago · 11 km deep · 82 km away
  2. 3.6112 km SSW of Atka, Alaska · 1875 days ago · 11 km deep · 84 km away
  3. 1.646 km SW of Adak, Alaska · 1876 days ago · 48 km deep · 96 km away
  4. 3.072 km ESE of Adak, Alaska · 1876 days ago · 62 km deep · 68 km away
  5. 2.0120 km SSW of Atka, Alaska · 1876 days ago · 21 km deep · 62 km away
  6. 1.9123 km SSW of Atka, Alaska · 1876 days ago · 26 km deep · 62 km away
  7. 1.545 km SSW of Adak, Alaska · 1877 days ago · 63 km deep · 86 km away
  8. 1.969 km SE of Adak, Alaska · 1877 days ago · 39 km deep · 40 km away
  9. 1.565 km SSE of Adak, Alaska · 1878 days ago · 20 km deep · 36 km away
  10. 3.672 km SE of Adak, Alaska · 1878 days ago · 30 km deep · 37 km away
  11. 1.9180 km S of Adak, Alaska · 1879 days ago · 24 km deep · 91 km away
  12. 1.765 km SE of Adak, Alaska · 1879 days ago · 24 km deep · 45 km away
  13. 1.559 km SE of Adak, Alaska · 1880 days ago · 23 km deep · 44 km away
  14. 1.520 km SSW of Adak, Alaska · 1880 days ago · 74 km deep · 91 km away
  15. 1.560 km SSW of Adak, Alaska · 1881 days ago · 36 km deep · 86 km away
  16. 3.244 km SSE of Adak, Alaska · 1881 days ago · 44 km deep · 58 km away
  17. 3.517 km SE of Adak, Alaska · 1881 days ago · 69 km deep · 87 km away
  18. 1.658 km SE of Adak, Alaska · 1882 days ago · 26 km deep · 47 km away
  19. 1.749 km S of Adak, Alaska · 1882 days ago · 30 km deep · 58 km away
  20. 1.578 km SSE of Adak, Alaska · 1882 days ago · 19 km deep · 27 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021a40zgiv. Read Sat, Sep 26, 2026, 4:07 PM UTC.