Alaska earthquakes

M1.6 earthquake 78 km WSW of Nanwalek, Alaska

A magnitude 1.6 earthquake struck 78 km WSW of Nanwalek, Alaska on Tue, Mar 30, 2021, 9:55 PM AKDT (05:55 UTC), 72 km (45 mi) below the surface.

A larger quake followed: M2.1 44 km SSW of Nanwalek, 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
1.6 (ml), micro
Local time
UTC
2021-03-31 05:55:13 UTC
Depth
72.3 km (44.9 mi), intermediate-depth
Epicenter
59.144° N, 153.236° 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
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.144 km SSW of Nanwalek, Alaska · 1995 days ago · 74 km deep · 54 km away · felt by 1
  2. 1.764 km ENE of Pedro Bay, Alaska · 1994 days ago · 110 km deep · 89 km away
  3. 2.242 km WNW of Anchor Point, Alaska · 1994 days ago · 79 km deep · 92 km away
  4. 2.587 km NNW of Aleneva, Alaska · 1994 days ago · 5 km deep · 52 km away
  5. 2.191 km NNW of Aleneva, Alaska · 1994 days ago · 1 km deep · 52 km away
  6. 2.586 km NNW of Aleneva, Alaska · 1994 days ago · 6 km deep · 53 km away
  7. 1.686 km NNW of Aleneva, Alaska · 1994 days ago · 3 km deep · 52 km away
  8. 1.584 km NNW of Aleneva, Alaska · 1994 days ago · 10 km deep · 50 km away
  9. 1.685 km NNW of Aleneva, Alaska · 1994 days ago · 5 km deep · 52 km away
  10. 1.686 km NNW of Aleneva, Alaska · 1993 days ago · 5 km deep · 50 km away
  11. 1.968 km ENE of Pedro Bay, Alaska · 1993 days ago · 112 km deep · 100 km away
  12. 1.837 km SE of Pedro Bay, Alaska · 1992 days ago · 122 km deep · 51 km away
  13. 1.846 km E of Pedro Bay, Alaska · 1992 days ago · 122 km deep · 72 km away
  14. 2.142 km W of Nanwalek, Alaska · 1992 days ago · 70 km deep · 40 km away
  15. 1.844 km W of Anchor Point, Alaska · 1992 days ago · 82 km deep · 85 km away
  16. 2.062 km WNW of Nanwalek, Alaska · 1991 days ago · 94 km deep · 51 km away
  17. 2.766 km S of Kokhanok, Alaska · 1990 days ago · 124 km deep · 86 km away
  18. 1.562 km WNW of Anchor Point, Alaska · 1990 days ago · 103 km deep · 93 km away
  19. 2.158 km WNW of Anchor Point, Alaska · 1990 days ago · 102 km deep · 86 km away
  20. 1.742 km ENE of Pedro Bay, Alaska · 1990 days ago · 131 km deep · 93 km away
  21. 1.954 km ENE of Pedro Bay, Alaska · 1990 days ago · 123 km deep · 84 km away
  22. 1.536 km WNW of Nanwalek, Alaska · 1990 days ago · 77 km deep · 54 km away
  23. 1.559 km WSW of Anchor Point, Alaska · 1990 days ago · 99 km deep · 58 km away
  24. 1.952 km WNW of Anchor Point, Alaska · 1990 days ago · 99 km deep · 94 km away
  25. 1.765 km WNW of Nanwalek, Alaska · 1989 days ago · 99 km deep · 50 km away
  26. 1.582 km SW of Nanwalek, Alaska · 1989 days ago · 63 km deep · 34 km away
  27. 2.274 km SE of Pope-Vannoy Landing, Alaska · 1989 days ago · 100 km deep · 24 km away
  28. 3.460 km ESE of Pedro Bay, Alaska · 1989 days ago · 100 km deep · 55 km away
  29. 2.040 km ENE of Pedro Bay, Alaska · 1989 days ago · 146 km deep · 88 km away
  30. 2.341 km ENE of Pedro Bay, Alaska · 1989 days ago · 140 km deep · 85 km away
  31. 2.441 km SW of Nanwalek, Alaska · 1989 days ago · 64 km deep · 46 km away
  32. 1.633 km NW of Nanwalek, Alaska · 1989 days ago · 77 km deep · 70 km away
  33. 1.873 km SW of Nanwalek, Alaska · 1989 days ago · 66 km deep · 34 km away
  34. 1.950 km ESE of Pedro Bay, Alaska · 1988 days ago · 120 km deep · 57 km away
  35. 1.846 km E of Pedro Bay, Alaska · 1988 days ago · 121 km deep · 75 km away
  36. 1.873 km SSE of Kokhanok, Alaska · 1988 days ago · 108 km deep · 59 km away
  37. 2.143 km ESE of Pedro Bay, Alaska · 1988 days ago · 127 km deep · 60 km away
  38. 1.530 km W of Nanwalek, Alaska · 1988 days ago · 65 km deep · 51 km away
  39. 1.557 km WNW of Anchor Point, Alaska · 1988 days ago · 98 km deep · 93 km away
  40. 1.576 km SSW of Nanwalek, Alaska · 1988 days ago · 0 km deep · 59 km away
  41. 1.571 km SSE of Kokhanok, Alaska · 1988 days ago · 108 km deep · 71 km away
  42. 1.967 km SSE of Kokhanok, Alaska · 1988 days ago · 120 km deep · 62 km away
  43. 1.618 km WSW of Nanwalek, Alaska · 1988 days ago · 48 km deep · 61 km away
  44. 1.776 km SSE of Kokhanok, Alaska · 1987 days ago · 108 km deep · 69 km away
  45. 1.543 km WSW of Anchor Point, Alaska · 1987 days ago · 83 km deep · 68 km away
  46. 1.6Southern Alaska · 1987 days ago · 75 km deep · 61 km away
  47. 1.869 km WSW of Nanwalek, Alaska · 1987 days ago · 79 km deep · 9 km away
  48. 2.272 km WSW of Nanwalek, Alaska · 1987 days ago · 67 km deep · 11 km away
  49. 1.857 km SE of Pedro Bay, Alaska · 1987 days ago · 98 km deep · 29 km away
  50. 1.524 km SSE of Pedro Bay, Alaska · 1986 days ago · 137 km deep · 63 km away
  51. 2.364 km WNW of Nanwalek, Alaska · 1986 days ago · 98 km deep · 53 km away
  52. 2.538 km W of Anchor Point, Alaska · 1985 days ago · 76 km deep · 80 km away
  53. 1.513 km SW of Nanwalek, Alaska · 1984 days ago · 56 km deep · 69 km away
  54. 2.02 km SE of Nanwalek, Alaska · 1984 days ago · 53 km deep · 80 km away
  55. 1.753 km ESE of Pedro Bay, Alaska · 1984 days ago · 101 km deep · 59 km away
  56. 1.850 km SSW of Nanwalek, Alaska · 1984 days ago · 65 km deep · 60 km away
  57. 1.580 km SSE of Pope-Vannoy Landing, Alaska · 1983 days ago · 6 km deep · 36 km away
  58. 1.547 km ENE of Pedro Bay, Alaska · 1983 days ago · 123 km deep · 84 km away
  59. 1.964 km WNW of Nanwalek, Alaska · 1983 days ago · 97 km deep · 52 km away
  60. 1.634 km E of Pedro Bay, Alaska · 1983 days ago · 130 km deep · 73 km away

The first 60 of 200.

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From the USGS Earthquake Hazards Program and its partner networks, event ak02144xo7wf. Read Thu, Sep 24, 2026, 7:01 AM UTC.