Alaska earthquakes

M1.9 earthquake 29 km ESE of Unalaska, Alaska

A magnitude 1.9 earthquake struck 29 km ESE of Unalaska, Alaska on Sun, Jan 17, 2021, 1:28 AM AKST (10:28 UTC), 72 km (45 mi) below the surface.

A larger quake followed: M2.5 48 km ESE of Akutan, 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
1.9 (ml), micro
Local time
UTC
2021-01-17 10:28:52 UTC
Depth
71.7 km (44.6 mi), intermediate-depth
Epicenter
53.736° N, 166.148° 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: 84 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 2.548 km ESE of Akutan, Alaska · 2075 days ago · 47 km deep · 67 km away
  2. 1.572 km WSW of Unalaska, Alaska · 2075 days ago · 13 km deep · 91 km away
  3. 3.440 km ESE of Unalaska, Alaska · 2073 days ago · 72 km deep · 12 km away
  4. 3.190 km SE of Unalaska, Alaska · 2073 days ago · 20 km deep · 63 km away
  5. 1.676 km S of Unalaska, Alaska · 2072 days ago · 1 km deep · 63 km away
  6. 3.390 km SE of Unalaska, Alaska · 2072 days ago · 21 km deep · 62 km away
  7. 2.148 km SSW of Unalaska, AK · 2071 days ago · 64 km deep · 48 km away
  8. 1.538 km S of Akutan, Alaska · 2071 days ago · 46 km deep · 26 km away
  9. 2.080 km SE of Akutan, Alaska · 2070 days ago · 25 km deep · 74 km away
  10. 1.585 km SSW of Unalaska, Alaska · 2068 days ago · 5 km deep · 86 km away
  11. 1.840 km ESE of Unalaska, Alaska · 2068 days ago · 28 km deep · 11 km away
  12. 2.1104 km SSE of Akutan, Alaska · 2068 days ago · 26 km deep · 87 km away
  13. 2.090 km SE of Akutan, Alaska · 2067 days ago · 48 km deep · 95 km away
  14. 2.282 km SSW of Unalaska, Alaska · 2067 days ago · 26 km deep · 78 km away
  15. 2.543 km S of Unalaska, Alaska · 2067 days ago · 63 km deep · 39 km away
  16. 1.653 km SW of Unalaska, Alaska · 2065 days ago · 16 km deep · 70 km away
  17. 4.068 km SSW of Unalaska, Alaska · 2065 days ago · 59 km deep · 69 km away
  18. 1.760 km SSE of Unalaska, Alaska · 2065 days ago · 41 km deep · 39 km away
  19. 3.476 km SSE of Akutan, Alaska · 2062 days ago · 35 km deep · 60 km away
  20. 2.597 km SE of Akutan, Alaska · 2062 days ago · 35 km deep · 100 km away
  21. 2.084 km SE of Akutan, Alaska · 2061 days ago · 50 km deep · 88 km away
  22. 2.774 km SE of Unalaska, Alaska · 2061 days ago · 35 km deep · 47 km away
  23. 1.922 km SSE of Unalaska, Alaska · 2060 days ago · 90 km deep · 22 km away
  24. 2.073 km S of Unalaska, Alaska · 2060 days ago · 25 km deep · 61 km away
  25. 3.488 km SE of Akutan, Alaska · 2059 days ago · 35 km deep · 86 km away
  26. 1.591 km SE of Akutan, Alaska · 2058 days ago · 26 km deep · 87 km away
  27. 1.596 km SSW of Unalaska, Alaska · 2058 days ago · 25 km deep · 98 km away
  28. 2.082 km SE of Akutan, Alaska · 2057 days ago · 42 km deep · 75 km away
  29. 2.074 km SSE of Akutan, Alaska · 2057 days ago · 57 km deep · 66 km away
  30. 2.081 km SSE of Akutan, Alaska · 2057 days ago · 47 km deep · 71 km away
  31. 1.731 km ESE of Unalaska, Alaska · 2056 days ago · 68 km deep · 5 km away
  32. 2.910 km NE of Dutch Harbor, Alaska · 2056 days ago · 18 km deep · 31 km away
  33. 2.583 km SE of Akutan, Alaska · 2056 days ago · 35 km deep · 89 km away
  34. 1.840 km SSW of Unalaska, Alaska · 2055 days ago · 73 km deep · 42 km away
  35. 1.66 km NNW of Dutch Harbor, Alaska · 2055 days ago · 7 km deep · 36 km away
  36. 3.254 km SE of Unalaska, Alaska · 2055 days ago · 35 km deep · 25 km away
  37. 2.890 km SSW of Unalaska, Alaska · 2053 days ago · 26 km deep · 90 km away
  38. 3.988 km SSW of Unalaska, Alaska · 2053 days ago · 44 km deep · 90 km away
  39. 1.688 km SSW of Unalaska, Alaska · 2052 days ago · 26 km deep · 89 km away
  40. 1.677 km SW of Unalaska, Alaska · 2052 days ago · 13 km deep · 89 km away
  41. 2.68 km SE of Unalaska, Alaska · 2051 days ago · 9 km deep · 21 km away
  42. 1.64 km ENE of Unalaska, Alaska · 2050 days ago · 11 km deep · 27 km away
  43. 1.65 km ESE of Unalaska, Alaska · 2050 days ago · 10 km deep · 24 km away
  44. 1.861 km SSE of Unalaska, Alaska · 2050 days ago · 29 km deep · 38 km away
  45. 2.074 km SSE of Akutan, Alaska · 2048 days ago · 41 km deep · 57 km away
  46. 2.037 km SE of Akutan, Alaska · 2048 days ago · 63 km deep · 59 km away
  47. 2.478 km ESE of Akutan, Alaska · 2047 days ago · 28 km deep · 96 km away
  48. 2.7Fox Islands, Aleutian Islands, Alaska · 2046 days ago · 35 km deep · 40 km away
  49. 2.091 km SE of Akutan, Alaska · 2045 days ago · 50 km deep · 97 km away
  50. 2.013 km ENE of Dutch Harbor, Alaska · 2044 days ago · 95 km deep · 25 km away
  51. 2.072 km SE of Unalaska, Alaska · 2042 days ago · 22 km deep · 46 km away
  52. 2.487 km SSE of Akutan, Alaska · 2041 days ago · 26 km deep · 70 km away
  53. 1.584 km SW of Unalaska, Alaska · 2041 days ago · 14 km deep · 91 km away
  54. 1.984 km S of Unalaska, Alaska · 2039 days ago · 5 km deep · 75 km away
  55. 3.374 km SSW of Unalaska, Alaska · 2038 days ago · 35 km deep · 71 km away
  56. 1.937 km E of Akutan, Alaska · 2038 days ago · 66 km deep · 71 km away
  57. 1.944 km SE of Akutan, Alaska · 2038 days ago · 52 km deep · 50 km away
  58. 3.488 km SE of Akutan, Alaska · 2037 days ago · 35 km deep · 96 km away
  59. 3.991 km SE of Akutan, Alaska · 2037 days ago · 35 km deep · 91 km away
  60. 2.282 km SE of Akutan, Alaska · 2036 days ago · 48 km deep · 87 km away

The first 60 of 84.

Before

  1. 1.750 km SW of Unalaska, Alaska · 2076 days ago · 13 km deep · 68 km away
  2. 2.383 km SE of Akutan, Alaska · 2076 days ago · 63 km deep · 90 km away
  3. 2.077 km S of Unalaska, Alaska · 2076 days ago · 21 km deep · 71 km away
  4. 1.875 km SSE of Akutan, Alaska · 2078 days ago · 49 km deep · 59 km away
  5. 2.796 km SSW of Unalaska, Alaska · 2080 days ago · 32 km deep · 96 km away
  6. 2.113 km SE of Akutan, Alaska · 2081 days ago · 78 km deep · 48 km away
  7. 1.972 km WSW of Unalaska, Alaska · 2081 days ago · 14 km deep · 91 km away
  8. 1.658 km SW of Unalaska, Alaska · 2082 days ago · 26 km deep · 74 km away
  9. 2.3Fox Islands, Aleutian Islands, Alaska · 2084 days ago · 96 km deep · 16 km away
  10. 1.571 km SE of Unalaska, Alaska · 2084 days ago · 26 km deep · 42 km away
  11. 3.381 km S of Unalaska, Alaska · 2084 days ago · 35 km deep · 73 km away
  12. 3.181 km SE of Unalaska, Alaska · 2084 days ago · 35 km deep · 52 km away
  13. 1.855 km S of Akutan, Alaska · 2086 days ago · 25 km deep · 28 km away
  14. 1.991 km SSE of Akutan, AK · 2087 days ago · 24 km deep · 80 km away
  15. 1.579 km SSE of Akutan, Alaska · 2088 days ago · 25 km deep · 66 km away
  16. 3.344 km ESE of Akutan, Alaska · 2088 days ago · 71 km deep · 66 km away
  17. 3.062 km E of Akutan, Alaska · 2090 days ago · 71 km deep · 95 km away
  18. 1.676 km SW of Unalaska, Alaska · 2090 days ago · 7 km deep · 93 km away
  19. 1.850 km ESE of Akutan, Alaska · 2091 days ago · 42 km deep · 80 km away
  20. 3.5114 km SSE of Akutan, Alaska · 2092 days ago · 10 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021sa9ckl. Read Wed, Sep 23, 2026, 9:38 PM UTC.