Alaska earthquakes

M1.8 earthquake 47 km ESE of Nikolski, Alaska

A magnitude 1.8 earthquake struck 47 km ESE of Nikolski, Alaska on Thu, Jul 15, 2021, 1:12 AM AKDT (09:12 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M4.6 70 km E of Nikolski, Alaska. This one was a foreshock.

Unalaska forecastMore 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-07-15 09:12:10 UTC
Depth
32.2 km (20.0 mi), shallow
Epicenter
52.736° N, 168.242° 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
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 24 in the 30 days before it.

After

  1. 2.315 km S of Nikolski, Alaska · 1903 days ago · 62 km deep · 44 km away
  2. 2.092 km SW of Unalaska, Alaska · 1902 days ago · 60 km deep · 78 km away
  3. 3.451 km SW of Nikolski, Alaska · 1902 days ago · 17 km deep · 79 km away
  4. 2.1Fox Islands, Aleutian Islands, Alaska · 1901 days ago · 25 km deep · 100 km away
  5. 2.249 km ESE of Nikolski, Alaska · 1899 days ago · 27 km deep · 2 km away
  6. 2.228 km E of Nikolski, Alaska · 1898 days ago · 92 km deep · 26 km away
  7. 2.061 km ESE of Nikolski, Alaska · 1898 days ago · 19 km deep · 14 km away
  8. 1.6141 km ESE of Nikolski, Alaska · 1897 days ago · 11 km deep · 95 km away
  9. 1.857 km SW of Nikolski, Alaska · 1897 days ago · 32 km deep · 87 km away
  10. 2.544 km SW of Nikolski, Alaska · 1896 days ago · 33 km deep · 74 km away
  11. 1.663 km SW of Nikolski, Alaska · 1896 days ago · 27 km deep · 86 km away
  12. 2.384 km SSE of Nikolski, Alaska · 1894 days ago · 38 km deep · 60 km away
  13. 2.747 km SE of Nikolski, Alaska · 1894 days ago · 33 km deep · 9 km away
  14. 1.597 km SSW of Unalaska, Alaska · 1894 days ago · 47 km deep · 76 km away
  15. 2.756 km ESE of Nikolski, Alaska · 1892 days ago · 32 km deep · 9 km away
  16. 2.051 km WSW of Nikolski, Alaska · 1891 days ago · 13 km deep · 86 km away
  17. 1.5103 km E of Nikolski, Alaska · 1890 days ago · 48 km deep · 65 km away
  18. 1.8Fox Islands, Aleutian Islands, Alaska · 1890 days ago · 12 km deep · 58 km away
  19. 1.575 km SW of Unalaska, Alaska · 1889 days ago · 68 km deep · 95 km away
  20. 2.149 km SW of Nikolski, Alaska · 1889 days ago · 13 km deep · 82 km away
  21. 1.783 km SSW of Unalaska, Alaska · 1889 days ago · 47 km deep · 93 km away
  22. 2.649 km SSE of Nikolski, Alaska · 1886 days ago · 30 km deep · 33 km away
  23. 2.249 km ESE of Nikolski, Alaska · 1886 days ago · 26 km deep · 9 km away
  24. 2.2Fox Islands, Aleutian Islands, Alaska · 1886 days ago · 20 km deep · 93 km away
  25. 2.0144 km ESE of Nikolski, Alaska · 1886 days ago · 25 km deep · 98 km away
  26. 1.673 km SW of Unalaska, Alaska · 1886 days ago · 70 km deep · 97 km away
  27. 3.094 km SSW of Unalaska, Alaska · 1885 days ago · 35 km deep · 97 km away
  28. 3.588 km SSW of Unalaska, Alaska · 1885 days ago · 35 km deep · 96 km away
  29. 1.688 km SSW of Unalaska, Alaska · 1885 days ago · 26 km deep · 96 km away
  30. 1.789 km SSW of Unalaska, Alaska · 1885 days ago · 26 km deep · 98 km away
  31. 3.444 km SE of Nikolski, Alaska · 1885 days ago · 41 km deep · 16 km away
  32. 2.0100 km E of Nikolski, Alaska · 1883 days ago · 26 km deep · 60 km away
  33. 2.0137 km S of Unalaska, Alaska · 1881 days ago · 9 km deep · 97 km away
  34. 1.792 km E of Nikolski, Alaska · 1881 days ago · 26 km deep · 57 km away
  35. 2.956 km SW of Nikolski, Alaska · 1879 days ago · 34 km deep · 87 km away
  36. 3.942 km WNW of Nikolski, Alaska · 1879 days ago · 136 km deep · 89 km away
  37. 2.778 km SSW of Nikolski, Alaska · 1879 days ago · 35 km deep · 95 km away
  38. 1.5141 km S of Unalaska, Alaska · 1879 days ago · 13 km deep · 99 km away
  39. 1.730 km SSE of Nikolski, Alaska · 1879 days ago · 44 km deep · 28 km away
  40. 1.585 km ESE of Nikolski, Alaska · 1878 days ago · 26 km deep · 41 km away
  41. 3.5147 km ESE of Nikolski, Alaska · 1878 days ago · 18 km deep · 100 km away
  42. 1.985 km SSW of Nikolski, Alaska · 1877 days ago · 30 km deep · 93 km away
  43. 3.025 km S of Nikolski, Alaska · 1876 days ago · 36 km deep · 38 km away
  44. 1.633 km ESE of Nikolski, Alaska · 1875 days ago · 29 km deep · 17 km away
  45. 1.639 km SE of Nikolski, Alaska · 1875 days ago · 21 km deep · 14 km away
  46. 1.962 km E of Nikolski, Alaska · 1873 days ago · 67 km deep · 31 km away
  47. 4.086 km E of Nikolski, Alaska · 1873 days ago · 35 km deep · 46 km away
  48. 4.670 km E of Nikolski, Alaska · 1873 days ago · 43 km deep · 37 km away · felt by 1
  49. 2.6100 km SSE of Nikolski, Alaska · 1872 days ago · 35 km deep · 64 km away
  50. 1.595 km E of Nikolski, Alaska · 1871 days ago · 49 km deep · 57 km away
  51. 2.047 km SW of Nikolski, Alaska · 1870 days ago · 5 km deep · 81 km away
  52. 1.768 km E of Nikolski, Alaska · 1869 days ago · 30 km deep · 33 km away
  53. 3.268 km SW of Nikolski, Alaska · 1867 days ago · 87 km deep · 96 km away
  54. 3.696 km SSE of Nikolski, Alaska · 1867 days ago · 10 km deep · 71 km away
  55. 2.756 km SE of Nikolski, Alaska · 1866 days ago · 35 km deep · 11 km away
  56. 1.840 km ESE of Nikolski, Alaska · 1866 days ago · 48 km deep · 9 km away
  57. 3.627 km WSW of Nikolski, Alaska · 1866 days ago · 80 km deep · 70 km away
  58. 4.251 km SE of Nikolski, Alaska · 1865 days ago · 49 km deep · 15 km away
  59. 1.529 km E of Nikolski, Alaska · 1865 days ago · 53 km deep · 24 km away
  60. 1.757 km ESE of Nikolski, Alaska · 1865 days ago · 26 km deep · 17 km away

The first 60 of 82.

Before

  1. 1.9141 km ESE of Nikolski, Alaska · 1907 days ago · 25 km deep · 94 km away
  2. 1.533 km SSE of Nikolski, Alaska · 1907 days ago · 41 km deep · 25 km away
  3. 4.052 km E of Nikolski, Alaska · 1908 days ago · 45 km deep · 20 km away · felt by 1
  4. 1.591 km SSW of Unalaska, Alaska · 1911 days ago · 42 km deep · 82 km away
  5. 1.876 km E of Nikolski, Alaska · 1911 days ago · 36 km deep · 42 km away
  6. 2.514 km SSE of Nikolski, Alaska · 1912 days ago · 65 km deep · 37 km away
  7. 2.075 km SW of Unalaska, Alaska · 1913 days ago · 63 km deep · 95 km away
  8. 1.695 km SW of Unalaska, Alaska · 1913 days ago · 36 km deep · 74 km away
  9. 1.581 km SW of Unalaska, Alaska · 1913 days ago · 13 km deep · 89 km away
  10. 2.231 km SSE of Nikolski, Alaska · 1914 days ago · 75 km deep · 29 km away
  11. 2.057 km NNW of Nikolski, Alaska · 1916 days ago · 159 km deep · 97 km away
  12. 1.946 km WSW of Nikolski, Alaska · 1918 days ago · 7 km deep · 87 km away
  13. 3.5101 km SSW of Unalaska, Alaska · 1918 days ago · 35 km deep · 80 km away
  14. 1.7102 km E of Nikolski, Alaska · 1918 days ago · 26 km deep · 63 km away
  15. 2.097 km ENE of Nikolski, Alaska · 1918 days ago · 50 km deep · 69 km away
  16. 1.778 km SSW of Unalaska, Alaska · 1919 days ago · 58 km deep · 94 km away
  17. 2.094 km SSW of Nikolski, Alaska · 1923 days ago · 49 km deep · 97 km away
  18. 2.147 km WSW of Nikolski, Alaska · 1923 days ago · 7 km deep · 87 km away
  19. 2.154 km SSE of Nikolski, Alaska · 1923 days ago · 51 km deep · 31 km away
  20. 1.742 km WSW of Nikolski, Alaska · 1923 days ago · 18 km deep · 80 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02190arisw. Read Sat, Oct 3, 2026, 6:08 AM UTC.