Alaska earthquakes

M1.6 earthquake 50 km SE of Atka, Alaska

A magnitude 1.6 earthquake struck 50 km SE of Atka, Alaska on Mon, Jul 12, 2021, 12:01 AM HADT (09:01 UTC), 75 km (46 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
1.6 (ml), micro
Local time
UTC
2021-07-12 09:01:46 UTC
Depth
74.8 km (46.5 mi), intermediate-depth
Epicenter
51.930° N, 173.599° 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
19

Nearby

Within 100 km, magnitude 1.5 and up: 122 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 1.883 km SSE of Atka, Alaska · 1903 days ago · 28 km deep · 45 km away
  2. 1.9107 km S of Atka, Alaska · 1903 days ago · 29 km deep · 93 km away
  3. 2.519 km SW of Atka, Alaska · 1902 days ago · 186 km deep · 56 km away
  4. 2.766 km ENE of Atka, Alaska · 1902 days ago · 5 km deep · 52 km away
  5. 1.842 km ESE of Atka, Alaska · 1901 days ago · 66 km deep · 14 km away
  6. 2.130 km SSE of Atka, Alaska · 1901 days ago · 2 km deep · 29 km away
  7. 1.531 km SSW of Atka, Alaska · 1901 days ago · 70 km deep · 52 km away
  8. 1.686 km SE of Atka, Alaska · 1900 days ago · 23 km deep · 36 km away
  9. 2.429 km E of Atka, Alaska · 1900 days ago · 11 km deep · 33 km away
  10. 1.590 km SSE of Atka, Alaska · 1900 days ago · 19 km deep · 51 km away
  11. 1.5106 km S of Atka, Alaska · 1900 days ago · 26 km deep · 92 km away
  12. 3.131 km E of Atka, Alaska · 1899 days ago · 13 km deep · 34 km away
  13. 1.858 km WSW of Atka, Alaska · 1898 days ago · 73 km deep · 98 km away
  14. 2.336 km E of Atka, Alaska · 1898 days ago · 11 km deep · 30 km away
  15. 2.636 km NW of Atka, Alaska · 1897 days ago · 176 km deep · 87 km away
  16. 2.432 km E of Atka, Alaska · 1897 days ago · 7 km deep · 27 km away
  17. 2.663 km ESE of Atka, Alaska · 1897 days ago · 50 km deep · 16 km away
  18. 2.6113 km ESE of Atka, Alaska · 1897 days ago · 66 km deep · 68 km away
  19. 2.372 km ESE of Atka, Alaska · 1895 days ago · 37 km deep · 23 km away
  20. 2.06 km SSE of Atka, Alaska · 1895 days ago · 79 km deep · 45 km away
  21. 1.818 km W of Atka, Alaska · 1895 days ago · 73 km deep · 65 km away
  22. 3.275 km E of Atka, Alaska · 1894 days ago · 117 km deep · 36 km away
  23. 2.317 km NNE of Atka, Alaska · 1893 days ago · 197 km deep · 55 km away
  24. 2.092 km S of Atka, Alaska · 1893 days ago · 19 km deep · 70 km away
  25. 2.6109 km SE of Atka, Alaska · 1893 days ago · 25 km deep · 63 km away
  26. 2.397 km SE of Atka, Alaska · 1893 days ago · 24 km deep · 50 km away
  27. 1.775 km SW of Atka, Alaska · 1892 days ago · 35 km deep · 96 km away
  28. 1.918 km WSW of Atka, Alaska · 1892 days ago · 147 km deep · 62 km away
  29. 2.153 km SE of Atka, Alaska · 1892 days ago · 17 km deep · 18 km away
  30. 2.675 km S of Atka, Alaska · 1892 days ago · 22 km deep · 66 km away
  31. 2.134 km ENE of Atka, Alaska · 1892 days ago · 150 km deep · 46 km away
  32. 2.737 km N of Atka, Alaska · 1892 days ago · 202 km deep · 82 km away
  33. 2.0109 km ESE of Atka, Alaska · 1891 days ago · 26 km deep · 60 km away
  34. 3.899 km SSE of Atka, Alaska · 1890 days ago · 61 km deep · 60 km away
  35. 1.568 km SW of Atka, Alaska · 1890 days ago · 28 km deep · 89 km away
  36. 2.168 km SE of Atka, Alaska · 1890 days ago · 32 km deep · 17 km away
  37. 2.920 km WNW of Atka, Alaska · 1889 days ago · 201 km deep · 70 km away
  38. 2.3103 km ENE of Atka, Alaska · 1888 days ago · 135 km deep · 80 km away
  39. 2.671 km SE of Atka, Alaska · 1888 days ago · 35 km deep · 23 km away
  40. 2.8109 km SE of Atka, Alaska · 1888 days ago · 10 km deep · 61 km away
  41. 2.129 km NNW of Atka, Alaska · 1888 days ago · 185 km deep · 77 km away
  42. 2.940 km ESE of Atka, Alaska · 1887 days ago · 5 km deep · 13 km away
  43. 1.912 km S of Atka, Alaska · 1883 days ago · 24 km deep · 45 km away
  44. 2.741 km SSW of Atka, Alaska · 1882 days ago · 210 km deep · 62 km away
  45. 1.911 km S of Atka, Alaska · 1882 days ago · 74 km deep · 47 km away
  46. 3.110 km NW of Atka, Alaska · 1880 days ago · 210 km deep · 61 km away
  47. 3.2132 km SE of Atka, Alaska · 1880 days ago · 10 km deep · 85 km away
  48. 2.782 km SE of Atka, Alaska · 1880 days ago · 21 km deep · 32 km away
  49. 3.150 km S of Atka, Alaska · 1879 days ago · 10 km deep · 47 km away
  50. 1.727 km E of Atka, Alaska · 1879 days ago · 5 km deep · 32 km away
  51. 2.766 km S of Atka, Alaska · 1877 days ago · 35 km deep · 54 km away
  52. 1.930 km SSW of Atka, Alaska · 1875 days ago · 65 km deep · 58 km away
  53. 2.122 km SSW of Atka, Alaska · 1874 days ago · 152 km deep · 54 km away
  54. 3.3Andreanof Islands, Aleutian Islands, Alaska · 1873 days ago · 35 km deep · 47 km away
  55. 3.160 km SSW of Atka, Alaska · 1873 days ago · 224 km deep · 73 km away
  56. 2.068 km SE of Atka, Alaska · 1873 days ago · 23 km deep · 25 km away
  57. 1.813 km N of Atka, Alaska · 1873 days ago · 4 km deep · 60 km away
  58. 1.815 km N of Atka, Alaska · 1873 days ago · 3 km deep · 60 km away
  59. 2.114 km N of Atka, Alaska · 1873 days ago · 5 km deep · 60 km away
  60. 2.014 km N of Atka, Alaska · 1873 days ago · 5 km deep · 60 km away

The first 60 of 122.

Before

  1. 1.836 km SSE of Atka, Alaska · 1903 days ago · 122 km deep · 32 km away
  2. 2.326 km NNW of Atka, Alaska · 1904 days ago · 191 km deep · 74 km away
  3. 2.297 km SSW of Atka, Alaska · 1904 days ago · 25 km deep · 94 km away
  4. 2.498 km SSW of Atka, Alaska · 1904 days ago · 28 km deep · 94 km away
  5. 1.878 km SSW of Atka, Alaska · 1905 days ago · 14 km deep · 86 km away
  6. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1905 days ago · 25 km deep · 70 km away
  7. 1.89 km SSW of Atka, Alaska · 1905 days ago · 24 km deep · 51 km away
  8. 2.635 km NW of Atka, Alaska · 1905 days ago · 209 km deep · 86 km away
  9. 2.274 km SSW of Atka, Alaska · 1906 days ago · 37 km deep · 81 km away
  10. 2.618 km NW of Atka, Alaska · 1907 days ago · 184 km deep · 69 km away
  11. 2.589 km ESE of Atka, Alaska · 1908 days ago · 63 km deep · 47 km away
  12. 2.572 km ENE of Atka, Alaska · 1909 days ago · 107 km deep · 58 km away
  13. 1.856 km SSW of Atka, Alaska · 1909 days ago · 43 km deep · 61 km away
  14. 3.270 km SE of Atka, Alaska · 1910 days ago · 35 km deep · 20 km away
  15. 1.822 km NW of Atka, Alaska · 1912 days ago · 101 km deep · 73 km away
  16. 3.760 km WSW of Atka, Alaska · 1912 days ago · 76 km deep · 96 km away
  17. 2.110 km E of Atka, Alaska · 1913 days ago · 166 km deep · 43 km away
  18. 2.448 km N of Atka, Alaska · 1913 days ago · 223 km deep · 87 km away
  19. 2.69 km S of Atka, Alaska · 1913 days ago · 101 km deep · 46 km away
  20. 2.330 km SW of Atka, Alaska · 1914 days ago · 76 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0218vc373a. Read Sun, Sep 27, 2026, 2:19 AM UTC.