Alaska earthquakes

M1.7 earthquake 92 km E of Nikolski, Alaska

A magnitude 1.7 earthquake struck 92 km E of Nikolski, Alaska on Mon, Aug 9, 2021, 6:03 AM AKDT (14:03 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M4.6 70 km E of Nikolski, 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
1.7 (ml), micro
Local time
UTC
2021-08-09 14:03:24 UTC
Depth
25.6 km (15.9 mi), shallow
Epicenter
52.977° N, 167.493° 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

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 74 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 1.582 km SSW of Unalaska, Alaska · 1877 days ago · 25 km deep · 43 km away
  2. 1.658 km SW of Unalaska, Alaska · 1877 days ago · 74 km deep · 60 km away
  3. 1.5141 km S of Unalaska, Alaska · 1876 days ago · 13 km deep · 62 km away
  4. 1.730 km SSE of Nikolski, Alaska · 1875 days ago · 44 km deep · 84 km away
  5. 1.585 km ESE of Nikolski, Alaska · 1875 days ago · 26 km deep · 26 km away
  6. 3.5147 km ESE of Nikolski, Alaska · 1874 days ago · 18 km deep · 74 km away
  7. 3.025 km S of Nikolski, Alaska · 1873 days ago · 36 km deep · 93 km away
  8. 1.743 km SW of Unalaska, Alaska · 1872 days ago · 8 km deep · 76 km away
  9. 1.786 km SSW of Unalaska, Alaska · 1872 days ago · 26 km deep · 47 km away
  10. 1.633 km ESE of Nikolski, Alaska · 1871 days ago · 29 km deep · 61 km away
  11. 1.639 km SE of Nikolski, Alaska · 1871 days ago · 21 km deep · 71 km away
  12. 1.962 km E of Nikolski, Alaska · 1870 days ago · 67 km deep · 29 km away
  13. 1.5Fox Islands, Aleutian Islands, Alaska · 1870 days ago · 42 km deep · 97 km away
  14. 4.086 km E of Nikolski, Alaska · 1869 days ago · 35 km deep · 16 km away
  15. 4.670 km E of Nikolski, Alaska · 1869 days ago · 43 km deep · 22 km away · felt by 1
  16. 2.6100 km SSE of Nikolski, Alaska · 1869 days ago · 35 km deep · 98 km away
  17. 1.595 km E of Nikolski, Alaska · 1868 days ago · 49 km deep · 8 km away
  18. 1.8151 km ESE of Nikolski, Alaska · 1867 days ago · 18 km deep · 73 km away
  19. 1.768 km E of Nikolski, Alaska · 1866 days ago · 30 km deep · 25 km away
  20. 1.954 km SW of Unalaska, Alaska · 1864 days ago · 13 km deep · 70 km away
  21. 2.756 km SE of Nikolski, Alaska · 1863 days ago · 35 km deep · 58 km away
  22. 1.840 km ESE of Nikolski, Alaska · 1863 days ago · 48 km deep · 58 km away
  23. 4.251 km SE of Nikolski, Alaska · 1862 days ago · 49 km deep · 70 km away
  24. 1.529 km E of Nikolski, Alaska · 1862 days ago · 53 km deep · 63 km away
  25. 1.757 km ESE of Nikolski, Alaska · 1862 days ago · 26 km deep · 41 km away
  26. 1.628 km WSW of Unalaska, Alaska · 1859 days ago · 111 km deep · 93 km away
  27. 1.857 km ESE of Nikolski, Alaska · 1859 days ago · 37 km deep · 55 km away
  28. 2.066 km SW of Unalaska, Alaska · 1858 days ago · 14 km deep · 59 km away
  29. 4.041 km ESE of Nikolski, Alaska · 1858 days ago · 53 km deep · 55 km away
  30. 1.789 km E of Nikolski, Alaska · 1857 days ago · 25 km deep · 16 km away
  31. 1.8135 km ESE of Nikolski, Alaska · 1857 days ago · 25 km deep · 66 km away
  32. 2.0152 km ESE of Nikolski, Alaska · 1857 days ago · 15 km deep · 75 km away
  33. 2.055 km SE of Nikolski, Alaska · 1856 days ago · 19 km deep · 68 km away
  34. 1.984 km E of Nikolski, Alaska · 1856 days ago · 53 km deep · 9 km away
  35. 1.688 km SSW of Unalaska, Alaska · 1856 days ago · 24 km deep · 34 km away
  36. 2.674 km SSW of Unalaska, Alaska · 1855 days ago · 55 km deep · 53 km away
  37. 1.741 km SSE of Nikolski, Alaska · 1855 days ago · 45 km deep · 88 km away
  38. 1.9140 km ESE of Nikolski, Alaska · 1855 days ago · 14 km deep · 64 km away
  39. 1.9136 km ESE of Nikolski, Alaska · 1854 days ago · 7 km deep · 55 km away
  40. 2.948 km SW of Unalaska, Alaska · 1854 days ago · 96 km deep · 70 km away
  41. 3.174 km NNE of Nikolski, Alaska · 1853 days ago · 133 km deep · 93 km away
  42. 2.9103 km ESE of Nikolski, Alaska · 1853 days ago · 25 km deep · 27 km away
  43. 1.570 km SW of Unalaska, Alaska · 1853 days ago · 31 km deep · 49 km away
  44. 2.863 km SSW of Unalaska, Alaska · 1851 days ago · 67 km deep · 56 km away
  45. 2.115 km NNE of Nikolski, Alaska · 1851 days ago · 100 km deep · 84 km away
  46. 3.6127 km S of Unalaska, Alaska · 1850 days ago · 7 km deep · 56 km away
  47. 2.184 km S of Unalaska, Alaska · 1850 days ago · 26 km deep · 51 km away
  48. 1.8144 km S of Unalaska, Alaska · 1849 days ago · 26 km deep · 78 km away
  49. 1.7143 km S of Unalaska, Alaska · 1849 days ago · 21 km deep · 74 km away
  50. 1.6124 km S of Unalaska, Alaska · 1849 days ago · 2 km deep · 54 km away
  51. 2.071 km SE of Nikolski, Alaska · 1848 days ago · 25 km deep · 81 km away
  52. 1.552 km SW of Unalaska, Alaska · 1846 days ago · 14 km deep · 70 km away
  53. 1.578 km SW of Unalaska, Alaska · 1846 days ago · 31 km deep · 50 km away
  54. 3.220 km SSE of Nikolski, Alaska · 1846 days ago · 83 km deep · 84 km away
  55. 1.8102 km E of Nikolski, Alaska · 1846 days ago · 25 km deep · 13 km away
  56. 1.651 km SW of Unalaska, Alaska · 1839 days ago · 15 km deep · 71 km away
  57. 2.380 km SE of Nikolski, Alaska · 1838 days ago · 25 km deep · 70 km away
  58. 2.652 km ESE of Nikolski, Alaska · 1834 days ago · 34 km deep · 53 km away
  59. 2.098 km E of Nikolski, Alaska · 1833 days ago · 26 km deep · 12 km away
  60. 2.684 km S of Unalaska, Alaska · 1833 days ago · 35 km deep · 52 km away

The first 60 of 74.

Before

  1. 2.0137 km S of Unalaska, Alaska · 1878 days ago · 9 km deep · 59 km away
  2. 2.0100 km E of Nikolski, Alaska · 1880 days ago · 26 km deep · 15 km away
  3. 3.444 km SE of Nikolski, Alaska · 1882 days ago · 41 km deep · 73 km away
  4. 1.789 km SSW of Unalaska, Alaska · 1882 days ago · 26 km deep · 41 km away
  5. 1.688 km SSW of Unalaska, Alaska · 1882 days ago · 26 km deep · 39 km away
  6. 3.588 km SSW of Unalaska, Alaska · 1882 days ago · 35 km deep · 39 km away
  7. 3.094 km SSW of Unalaska, Alaska · 1882 days ago · 35 km deep · 41 km away
  8. 1.673 km SW of Unalaska, Alaska · 1883 days ago · 70 km deep · 51 km away
  9. 2.0144 km ESE of Nikolski, Alaska · 1883 days ago · 25 km deep · 66 km away
  10. 2.249 km ESE of Nikolski, Alaska · 1883 days ago · 26 km deep · 49 km away
  11. 2.649 km SSE of Nikolski, Alaska · 1883 days ago · 30 km deep · 89 km away
  12. 2.640 km SSE of Unalaska, Alaska · 1884 days ago · 75 km deep · 97 km away
  13. 1.783 km SSW of Unalaska, Alaska · 1886 days ago · 47 km deep · 37 km away
  14. 2.055 km SW of Unalaska, Alaska · 1886 days ago · 18 km deep · 66 km away
  15. 1.575 km SW of Unalaska, Alaska · 1886 days ago · 68 km deep · 48 km away
  16. 1.5103 km E of Nikolski, Alaska · 1887 days ago · 48 km deep · 14 km away
  17. 2.061 km WSW of Unalaska, Alaska · 1887 days ago · 109 km deep · 74 km away
  18. 2.756 km ESE of Nikolski, Alaska · 1889 days ago · 32 km deep · 52 km away
  19. 2.781 km S of Unalaska, Alaska · 1891 days ago · 35 km deep · 57 km away
  20. 1.597 km SSW of Unalaska, Alaska · 1891 days ago · 47 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021a5q4gnl. Read Wed, Sep 30, 2026, 2:33 AM UTC.