Alaska earthquakes

M2.3 earthquake 97 km SE of Atka, Alaska

A magnitude 2.3 earthquake struck 97 km SE of Atka, Alaska on Wed, Jul 21, 2021, 9:18 PM HADT (06:18 UTC), 24 km (15 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
2.3 (ml), micro
Local time
UTC
2021-07-22 06:18:50 UTC
Depth
23.9 km (14.9 mi), shallow
Epicenter
51.506° N, 173.338° 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
18

Nearby

Within 100 km, magnitude 1.5 and up: 108 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.153 km SE of Atka, Alaska · 1894 days ago · 17 km deep · 44 km away
  2. 2.675 km S of Atka, Alaska · 1894 days ago · 22 km deep · 66 km away
  3. 2.134 km ENE of Atka, Alaska · 1894 days ago · 150 km deep · 96 km away
  4. 2.0109 km ESE of Atka, Alaska · 1893 days ago · 26 km deep · 51 km away
  5. 3.899 km SSE of Atka, Alaska · 1893 days ago · 61 km deep · 22 km away
  6. 2.168 km SE of Atka, Alaska · 1892 days ago · 32 km deep · 35 km away
  7. 2.4144 km S of Atka, Alaska · 1892 days ago · 21 km deep · 76 km away
  8. 3.2163 km SSE of Atka, Alaska · 1890 days ago · 10 km deep · 74 km away
  9. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1890 days ago · 26 km deep · 73 km away
  10. 2.671 km SE of Atka, Alaska · 1890 days ago · 35 km deep · 27 km away
  11. 2.8109 km SE of Atka, Alaska · 1890 days ago · 10 km deep · 14 km away
  12. 2.2187 km SE of Atka, Alaska · 1889 days ago · 11 km deep · 92 km away
  13. 2.940 km ESE of Atka, Alaska · 1889 days ago · 5 km deep · 64 km away
  14. 3.1174 km SSE of Atka, Alaska · 1887 days ago · 26 km deep · 80 km away
  15. 1.912 km S of Atka, Alaska · 1885 days ago · 24 km deep · 87 km away
  16. 3.1169 km SSE of Atka, Alaska · 1885 days ago · 10 km deep · 74 km away
  17. 3.1186 km SSE of Atka, Alaska · 1885 days ago · 30 km deep · 93 km away
  18. 2.741 km SSW of Atka, Alaska · 1884 days ago · 210 km deep · 90 km away
  19. 3.0162 km SSE of Atka, Alaska · 1884 days ago · 6 km deep · 75 km away
  20. 1.911 km S of Atka, Alaska · 1884 days ago · 74 km deep · 90 km away
  21. 3.8181 km SSE of Atka, Alaska · 1883 days ago · 10 km deep · 86 km away
  22. 2.7173 km SSE of Atka, Alaska · 1883 days ago · 10 km deep · 84 km away
  23. 2.2173 km SSE of Atka, Alaska · 1882 days ago · 11 km deep · 95 km away
  24. 3.2132 km SE of Atka, Alaska · 1882 days ago · 10 km deep · 35 km away
  25. 2.782 km SE of Atka, Alaska · 1882 days ago · 21 km deep · 30 km away
  26. 2.1165 km SSE of Atka, Alaska · 1882 days ago · 10 km deep · 76 km away
  27. 3.150 km S of Atka, Alaska · 1881 days ago · 10 km deep · 65 km away
  28. 1.5189 km SSE of Atka, Alaska · 1881 days ago · 8 km deep · 95 km away
  29. 1.727 km E of Atka, Alaska · 1881 days ago · 5 km deep · 82 km away
  30. 3.1156 km ESE of Atka, Alaska · 1881 days ago · 35 km deep · 99 km away
  31. 2.7187 km SSE of Atka, Alaska · 1881 days ago · 10 km deep · 93 km away
  32. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1881 days ago · 10 km deep · 88 km away
  33. 1.7160 km SSE of Atka, Alaska · 1881 days ago · 3 km deep · 72 km away
  34. 2.3165 km SSE of Atka, Alaska · 1881 days ago · 9 km deep · 77 km away
  35. 2.2150 km SSE of Atka, Alaska · 1881 days ago · 15 km deep · 60 km away
  36. 2.2155 km SSE of Atka, Alaska · 1881 days ago · 1 km deep · 68 km away
  37. 3.0186 km SSE of Atka, Alaska · 1881 days ago · 10 km deep · 94 km away
  38. 2.3161 km SSE of Atka, Alaska · 1881 days ago · 7 km deep · 72 km away
  39. 3.0171 km SSE of Atka, Alaska · 1881 days ago · 17 km deep · 79 km away
  40. 2.766 km S of Atka, Alaska · 1879 days ago · 35 km deep · 58 km away
  41. 2.9152 km SSE of Atka, Alaska · 1878 days ago · 10 km deep · 67 km away
  42. 2.7173 km SSE of Atka, Alaska · 1878 days ago · 22 km deep · 79 km away
  43. 1.930 km SSW of Atka, Alaska · 1877 days ago · 65 km deep · 92 km away
  44. 2.122 km SSW of Atka, Alaska · 1876 days ago · 152 km deep · 91 km away
  45. 3.3Andreanof Islands, Aleutian Islands, Alaska · 1876 days ago · 35 km deep · 5 km away
  46. 3.160 km SSW of Atka, Alaska · 1875 days ago · 224 km deep · 90 km away
  47. 2.068 km SE of Atka, Alaska · 1875 days ago · 23 km deep · 29 km away
  48. 2.890 km SE of Atka, Alaska · 1874 days ago · 35 km deep · 28 km away
  49. 2.2187 km SE of Atka, Alaska · 1874 days ago · 3 km deep · 91 km away
  50. 2.746 km S of Atka, Alaska · 1873 days ago · 35 km deep · 59 km away
  51. 1.653 km SSW of Atka, Alaska · 1873 days ago · 15 km deep · 80 km away
  52. 3.3110 km ESE of Atka, Alaska · 1873 days ago · 208 km deep · 67 km away
  53. 3.948 km E of Atka, Alaska · 1872 days ago · 105 km deep · 73 km away
  54. 2.753 km E of Atka, Alaska · 1872 days ago · 10 km deep · 83 km away
  55. 1.966 km E of Atka, Alaska · 1871 days ago · 129 km deep · 89 km away
  56. 3.038 km SSE of Atka, Alaska · 1869 days ago · 67 km deep · 58 km away
  57. 2.678 km ESE of Atka, Alaska · 1868 days ago · 44 km deep · 47 km away
  58. 2.2103 km S of Atka, Alaska · 1867 days ago · 29 km deep · 60 km away
  59. 3.227 km E of Atka, Alaska · 1866 days ago · 19 km deep · 87 km away
  60. 1.748 km E of Atka, Alaska · 1866 days ago · 16 km deep · 82 km away

The first 60 of 108.

Before

  1. 2.6109 km SE of Atka, Alaska · 1895 days ago · 25 km deep · 13 km away
  2. 2.092 km S of Atka, Alaska · 1895 days ago · 19 km deep · 52 km away
  3. 3.275 km E of Atka, Alaska · 1896 days ago · 117 km deep · 65 km away
  4. 2.06 km SSE of Atka, Alaska · 1897 days ago · 79 km deep · 90 km away
  5. 2.372 km ESE of Atka, Alaska · 1897 days ago · 37 km deep · 43 km away
  6. 2.6113 km ESE of Atka, Alaska · 1899 days ago · 66 km deep · 68 km away
  7. 2.663 km ESE of Atka, Alaska · 1899 days ago · 50 km deep · 48 km away
  8. 2.432 km E of Atka, Alaska · 1899 days ago · 7 km deep · 78 km away
  9. 2.336 km E of Atka, Alaska · 1900 days ago · 11 km deep · 80 km away
  10. 3.131 km E of Atka, Alaska · 1901 days ago · 13 km deep · 85 km away
  11. 1.5106 km S of Atka, Alaska · 1902 days ago · 26 km deep · 75 km away
  12. 1.590 km SSE of Atka, Alaska · 1902 days ago · 19 km deep · 18 km away
  13. 2.429 km E of Atka, Alaska · 1902 days ago · 11 km deep · 83 km away
  14. 1.686 km SE of Atka, Alaska · 1902 days ago · 23 km deep · 18 km away
  15. 1.531 km SSW of Atka, Alaska · 1903 days ago · 70 km deep · 85 km away
  16. 2.130 km SSE of Atka, Alaska · 1903 days ago · 2 km deep · 68 km away
  17. 1.842 km ESE of Atka, Alaska · 1903 days ago · 66 km deep · 64 km away
  18. 2.766 km ENE of Atka, Alaska · 1904 days ago · 5 km deep · 94 km away
  19. 2.519 km SW of Atka, Alaska · 1904 days ago · 186 km deep · 95 km away
  20. 1.9107 km S of Atka, Alaska · 1905 days ago · 29 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219bts4zx. Read Tue, Sep 29, 2026, 3:57 AM UTC.