Alaska earthquakes

M1.5 earthquake 96 km SSW of Unalaska, Alaska

A magnitude 1.5 earthquake struck 96 km SSW of Unalaska, Alaska on Wed, Feb 3, 2021, 4:36 PM AKST (01:36 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M1.8 40 km SSW of Unalaska, 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
1.5 (ml), micro
Local time
UTC
2021-02-04 01:36:27 UTC
Depth
25.1 km (15.6 mi), shallow
Epicenter
53.088° N, 167.149° 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
14

Nearest places

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

Nearby

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

After

  1. 1.840 km SSW of Unalaska, Alaska · 2055 days ago · 73 km deep · 58 km away
  2. 1.987 km ENE of Nikolski, Alaska · 2055 days ago · 73 km deep · 47 km away
  3. 2.890 km SSW of Unalaska, Alaska · 2053 days ago · 26 km deep · 9 km away
  4. 3.988 km SSW of Unalaska, Alaska · 2053 days ago · 44 km deep · 9 km away
  5. 1.688 km SSW of Unalaska, Alaska · 2052 days ago · 26 km deep · 10 km away
  6. 1.677 km SW of Unalaska, Alaska · 2052 days ago · 13 km deep · 36 km away
  7. 3.2108 km ESE of Nikolski, Alaska · 2052 days ago · 17 km deep · 71 km away
  8. 3.245 km SE of Nikolski, Alaska · 2051 days ago · 35 km deep · 89 km away
  9. 2.68 km SE of Unalaska, Alaska · 2051 days ago · 9 km deep · 95 km away
  10. 1.64 km ENE of Unalaska, Alaska · 2051 days ago · 11 km deep · 99 km away
  11. 1.65 km ESE of Unalaska, Alaska · 2050 days ago · 10 km deep · 97 km away
  12. 1.861 km SSE of Unalaska, Alaska · 2050 days ago · 29 km deep · 80 km away
  13. 1.885 km E of Nikolski, Alaska · 2049 days ago · 10 km deep · 34 km away
  14. 2.7Fox Islands, Aleutian Islands, Alaska · 2046 days ago · 35 km deep · 86 km away
  15. 2.736 km SE of Nikolski, Alaska · 2044 days ago · 35 km deep · 94 km away
  16. 1.831 km E of Nikolski, Alaska · 2043 days ago · 62 km deep · 84 km away
  17. 2.072 km SE of Unalaska, Alaska · 2042 days ago · 22 km deep · 93 km away
  18. 1.584 km SW of Unalaska, Alaska · 2041 days ago · 14 km deep · 21 km away
  19. 1.984 km S of Unalaska, Alaska · 2039 days ago · 5 km deep · 36 km away
  20. 3.374 km SSW of Unalaska, Alaska · 2038 days ago · 35 km deep · 29 km away
  21. 2.1118 km S of Unalaska, Alaska · 2038 days ago · 6 km deep · 39 km away
  22. 2.1135 km S of Unalaska, Alaska · 2038 days ago · 37 km deep · 57 km away
  23. 2.7Fox Islands, Aleutian Islands, Alaska · 2038 days ago · 20 km deep · 51 km away
  24. 3.1133 km S of Unalaska, Alaska · 2037 days ago · 29 km deep · 52 km away
  25. 2.8140 km S of Unalaska, Alaska · 2037 days ago · 10 km deep · 66 km away
  26. 3.279 km SSW of Unalaska, Alaska · 2034 days ago · 10 km deep · 18 km away
  27. 2.167 km ESE of Nikolski, Alaska · 2033 days ago · 16 km deep · 63 km away
  28. 1.710 km WNW of Dutch Harbor, Alaska · 2032 days ago · 3 km deep · 98 km away
  29. 3.746 km ESE of Nikolski, Alaska · 2026 days ago · 44 km deep · 76 km away
  30. 2.4136 km S of Unalaska, Alaska · 2026 days ago · 5 km deep · 52 km away
  31. 2.9102 km SSW of Unalaska, Alaska · 2025 days ago · 35 km deep · 24 km away
  32. 2.1146 km ESE of Nikolski, Alaska · 2021 days ago · 26 km deep · 67 km away
  33. 1.956 km SE of Unalaska, Alaska · 2020 days ago · 25 km deep · 96 km away
  34. 3.148 km S of Unalaska, Alaska · 2019 days ago · 67 km deep · 52 km away
  35. 2.636 km SE of Unalaska, Alaska · 2019 days ago · 41 km deep · 92 km away
  36. 3.259 km ESE of Nikolski, Alaska · 2017 days ago · 28 km deep · 78 km away
  37. 1.979 km S of Unalaska, Alaska · 2017 days ago · 22 km deep · 30 km away
  38. 1.986 km SSW of Unalaska, Alaska · 2017 days ago · 26 km deep · 11 km away
  39. 1.869 km SE of Unalaska, Alaska · 2017 days ago · 43 km deep · 100 km away
  40. 1.666 km SW of Unalaska, Alaska · 2017 days ago · 13 km deep · 48 km away
  41. 1.574 km S of Unalaska, Alaska · 2016 days ago · 45 km deep · 35 km away
  42. 3.278 km S of Unalaska, Alaska · 2016 days ago · 25 km deep · 33 km away
  43. 1.988 km ENE of Nikolski, Alaska · 2014 days ago · 55 km deep · 30 km away
  44. 1.825 km SSW of Unalaska, Alaska · 2012 days ago · 70 km deep · 72 km away
  45. 3.077 km SE of Unalaska, Alaska · 2012 days ago · 27 km deep · 99 km away
  46. 2.070 km SE of Unalaska, Alaska · 2012 days ago · 15 km deep · 100 km away
  47. 2.266 km SE of Unalaska, Alaska · 2012 days ago · 48 km deep · 100 km away
  48. 2.880 km SE of Unalaska, Alaska · 2011 days ago · 35 km deep · 99 km away
  49. 2.3124 km S of Unalaska, Alaska · 2009 days ago · 5 km deep · 39 km away
  50. 1.8107 km E of Nikolski, Alaska · 2009 days ago · 16 km deep · 19 km away
  51. 1.771 km SSW of Unalaska, Alaska · 2009 days ago · 50 km deep · 26 km away
  52. 1.727 km S of Unalaska, Alaska · 2009 days ago · 89 km deep · 70 km away
  53. 2.938 km SSE of Unalaska, Alaska · 2008 days ago · 80 km deep · 76 km away
  54. 1.6104 km E of Nikolski, Alaska · 2008 days ago · 26 km deep · 20 km away
  55. 2.548 km ESE of Nikolski, Alaska · 2006 days ago · 35 km deep · 78 km away
  56. 1.743 km W of Dutch Harbor, Alaska · 2006 days ago · 7 km deep · 82 km away
  57. 2.834 km SSE of Unalaska, Alaska · 2004 days ago · 70 km deep · 79 km away
  58. 2.077 km SSW of Unalaska, Alaska · 2003 days ago · 25 km deep · 28 km away
  59. 3.093 km WSW of Unalaska, Alaska · 2001 days ago · 71 km deep · 75 km away
  60. 3.446 km ESE of Nikolski, Alaska · 2000 days ago · 35 km deep · 83 km away

Before

  1. 2.0134 km S of Unalaska, Alaska · 2059 days ago · 38 km deep · 73 km away
  2. 3.195 km E of Nikolski, Alaska · 2059 days ago · 35 km deep · 37 km away
  3. 2.073 km S of Unalaska, Alaska · 2060 days ago · 25 km deep · 49 km away
  4. 1.922 km SSE of Unalaska, Alaska · 2061 days ago · 90 km deep · 80 km away
  5. 2.3119 km S of Unalaska, Alaska · 2061 days ago · 19 km deep · 47 km away
  6. 2.774 km SE of Unalaska, Alaska · 2061 days ago · 35 km deep · 93 km away
  7. 3.347 km ESE of Nikolski, Alaska · 2062 days ago · 35 km deep · 80 km away
  8. 1.760 km SSE of Unalaska, Alaska · 2065 days ago · 41 km deep · 77 km away
  9. 1.993 km E of Nikolski, Alaska · 2065 days ago · 31 km deep · 25 km away
  10. 4.068 km SSW of Unalaska, Alaska · 2065 days ago · 59 km deep · 29 km away
  11. 1.653 km SW of Unalaska, Alaska · 2065 days ago · 16 km deep · 55 km away
  12. 2.543 km S of Unalaska, Alaska · 2067 days ago · 63 km deep · 59 km away
  13. 2.282 km SSW of Unalaska, Alaska · 2067 days ago · 26 km deep · 25 km away
  14. 1.585 km SSW of Unalaska, Alaska · 2068 days ago · 5 km deep · 12 km away
  15. 1.892 km E of Nikolski, Alaska · 2070 days ago · 22 km deep · 29 km away
  16. 2.148 km SSW of Unalaska, AK · 2071 days ago · 64 km deep · 51 km away
  17. 1.676 km S of Unalaska, Alaska · 2072 days ago · 1 km deep · 50 km away
  18. 3.554 km ESE of Nikolski, Alaska · 2072 days ago · 41 km deep · 76 km away
  19. 1.995 km SW of Unalaska, Alaska · 2073 days ago · 64 km deep · 28 km away
  20. 2.573 km E of Nikolski, Alaska · 2074 days ago · 35 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0211lwmcsx. Read Wed, Sep 23, 2026, 10:49 PM UTC.