Alaska earthquakes

M2.1 earthquake 34 km ENE of Atka, Alaska

A magnitude 2.1 earthquake struck 34 km ENE of Atka, Alaska on Thu, Jul 22, 2021, 10:29 PM HADT (07:29 UTC), 150 km (93 mi) below the surface.

A larger quake followed: M4.7 67 km ESE of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2021-07-23 07:29:10 UTC
Depth
150.2 km (93.3 mi), intermediate-depth
Epicenter
52.330° N, 173.743° 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
16

Nearby

Within 100 km, magnitude 1.5 and up: 87 in the 60 days after this one and 44 in the 30 days before it.

After

  1. 2.737 km N of Atka, Alaska · 1892 days ago · 202 km deep · 43 km away
  2. 2.0109 km ESE of Atka, Alaska · 1891 days ago · 26 km deep · 91 km away
  3. 2.168 km SE of Atka, Alaska · 1890 days ago · 32 km deep · 61 km away
  4. 2.920 km WNW of Atka, Alaska · 1889 days ago · 201 km deep · 50 km away
  5. 2.3103 km ENE of Atka, Alaska · 1888 days ago · 135 km deep · 70 km away
  6. 2.671 km SE of Atka, Alaska · 1888 days ago · 35 km deep · 69 km away
  7. 2.129 km NNW of Atka, Alaska · 1887 days ago · 185 km deep · 43 km away
  8. 2.940 km ESE of Atka, Alaska · 1887 days ago · 5 km deep · 32 km away
  9. 3.074 km NW of Atka, Alaska · 1884 days ago · 206 km deep · 90 km away
  10. 1.912 km S of Atka, Alaska · 1883 days ago · 24 km deep · 41 km away
  11. 2.741 km SSW of Atka, Alaska · 1882 days ago · 210 km deep · 73 km away
  12. 1.911 km S of Atka, Alaska · 1882 days ago · 74 km deep · 42 km away
  13. 3.110 km NW of Atka, Alaska · 1880 days ago · 210 km deep · 40 km away
  14. 2.782 km SE of Atka, Alaska · 1880 days ago · 21 km deep · 72 km away
  15. 3.150 km S of Atka, Alaska · 1879 days ago · 10 km deep · 73 km away
  16. 1.727 km E of Atka, Alaska · 1879 days ago · 5 km deep · 16 km away
  17. 2.766 km S of Atka, Alaska · 1877 days ago · 35 km deep · 87 km away
  18. 1.930 km SSW of Atka, Alaska · 1875 days ago · 65 km deep · 63 km away
  19. 2.122 km SSW of Atka, Alaska · 1874 days ago · 152 km deep · 55 km away
  20. 3.3Andreanof Islands, Aleutian Islands, Alaska · 1873 days ago · 35 km deep · 92 km away
  21. 3.160 km SSW of Atka, Alaska · 1873 days ago · 224 km deep · 90 km away
  22. 2.068 km SE of Atka, Alaska · 1873 days ago · 23 km deep · 70 km away
  23. 1.813 km N of Atka, Alaska · 1873 days ago · 4 km deep · 32 km away
  24. 1.815 km N of Atka, Alaska · 1873 days ago · 3 km deep · 30 km away
  25. 2.114 km N of Atka, Alaska · 1873 days ago · 5 km deep · 31 km away
  26. 2.014 km N of Atka, Alaska · 1873 days ago · 5 km deep · 30 km away
  27. 1.513 km N of Atka, Alaska · 1873 days ago · 5 km deep · 32 km away
  28. 2.114 km N of Atka, Alaska · 1873 days ago · 4 km deep · 31 km away
  29. 2.315 km N of Atka, Alaska · 1872 days ago · 4 km deep · 30 km away
  30. 1.613 km N of Atka, Alaska · 1872 days ago · 5 km deep · 31 km away
  31. 2.015 km N of Atka, Alaska · 1872 days ago · 4 km deep · 30 km away
  32. 2.890 km SE of Atka, Alaska · 1872 days ago · 35 km deep · 79 km away
  33. 3.028 km WSW of Atka, Alaska · 1871 days ago · 71 km deep · 62 km away
  34. 2.746 km S of Atka, Alaska · 1871 days ago · 35 km deep · 65 km away
  35. 1.653 km SSW of Atka, Alaska · 1871 days ago · 15 km deep · 81 km away
  36. 3.3110 km ESE of Atka, Alaska · 1870 days ago · 208 km deep · 87 km away
  37. 3.948 km E of Atka, Alaska · 1870 days ago · 105 km deep · 26 km away
  38. 2.753 km E of Atka, Alaska · 1870 days ago · 10 km deep · 23 km away
  39. 1.966 km E of Atka, Alaska · 1869 days ago · 129 km deep · 34 km away
  40. 3.038 km SSE of Atka, Alaska · 1866 days ago · 67 km deep · 48 km away
  41. 2.678 km ESE of Atka, Alaska · 1866 days ago · 44 km deep · 61 km away
  42. 1.863 km W of Atka, Alaska · 1864 days ago · 170 km deep · 95 km away
  43. 3.227 km E of Atka, Alaska · 1864 days ago · 19 km deep · 12 km away
  44. 2.829 km NNE of Atka, Alaska · 1864 days ago · 217 km deep · 25 km away
  45. 1.748 km E of Atka, Alaska · 1864 days ago · 16 km deep · 19 km away
  46. 4.767 km ESE of Atka, Alaska · 1863 days ago · 79 km deep · 50 km away
  47. 2.163 km ESE of Atka, Alaska · 1863 days ago · 74 km deep · 46 km away
  48. 1.833 km E of Atka, Alaska · 1863 days ago · 13 km deep · 11 km away
  49. 1.742 km SW of Atka, Alaska · 1862 days ago · 53 km deep · 76 km away
  50. 2.9111 km E of Atka, Alaska · 1862 days ago · 25 km deep · 85 km away
  51. 2.853 km SSE of Atka, Alaska · 1862 days ago · 35 km deep · 65 km away
  52. 1.967 km ESE of Atka, Alaska · 1862 days ago · 60 km deep · 55 km away
  53. 2.059 km SSE of Atka, Alaska · 1862 days ago · 15 km deep · 68 km away
  54. 3.349 km N of Atka, Alaska · 1862 days ago · 247 km deep · 43 km away
  55. 1.921 km SW of Atka, Alaska · 1862 days ago · 9 km deep · 55 km away
  56. 2.318 km N of Atka, Alaska · 1861 days ago · 146 km deep · 29 km away
  57. 1.934 km SSW of Atka, Alaska · 1861 days ago · 71 km deep · 66 km away
  58. 1.739 km ESE of Atka, Alaska · 1860 days ago · 23 km deep · 30 km away
  59. 1.529 km ESE of Atka, Alaska · 1860 days ago · 36 km deep · 24 km away
  60. 1.74 km NNE of Atka, Alaska · 1860 days ago · 129 km deep · 31 km away

The first 60 of 87.

Before

  1. 2.675 km S of Atka, Alaska · 1892 days ago · 22 km deep · 97 km away
  2. 2.153 km SE of Atka, Alaska · 1892 days ago · 17 km deep · 59 km away
  3. 1.918 km WSW of Atka, Alaska · 1892 days ago · 147 km deep · 53 km away
  4. 2.397 km SE of Atka, Alaska · 1893 days ago · 24 km deep · 96 km away
  5. 2.694 km N of Atka, Alaska · 1893 days ago · 248 km deep · 86 km away
  6. 2.317 km NNE of Atka, Alaska · 1893 days ago · 197 km deep · 22 km away
  7. 3.275 km E of Atka, Alaska · 1894 days ago · 117 km deep · 51 km away
  8. 1.818 km W of Atka, Alaska · 1895 days ago · 73 km deep · 53 km away
  9. 2.06 km SSE of Atka, Alaska · 1895 days ago · 79 km deep · 34 km away
  10. 2.372 km ESE of Atka, Alaska · 1895 days ago · 37 km deep · 59 km away
  11. 2.6113 km ESE of Atka, Alaska · 1896 days ago · 66 km deep · 91 km away
  12. 2.663 km ESE of Atka, Alaska · 1897 days ago · 50 km deep · 51 km away
  13. 2.432 km E of Atka, Alaska · 1897 days ago · 7 km deep · 18 km away
  14. 2.636 km NW of Atka, Alaska · 1897 days ago · 176 km deep · 61 km away
  15. 2.336 km E of Atka, Alaska · 1898 days ago · 11 km deep · 16 km away
  16. 1.858 km WSW of Atka, Alaska · 1898 days ago · 73 km deep · 93 km away
  17. 3.131 km E of Atka, Alaska · 1899 days ago · 13 km deep · 12 km away
  18. 1.590 km SSE of Atka, Alaska · 1900 days ago · 19 km deep · 96 km away
  19. 2.429 km E of Atka, Alaska · 1900 days ago · 11 km deep · 14 km away
  20. 1.686 km SE of Atka, Alaska · 1900 days ago · 23 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219dhz2kn. Read Sat, Sep 26, 2026, 9:21 PM UTC.