Alaska earthquakes

M1.6 earthquake 6 km WNW of Nanwalek, Alaska

A magnitude 1.6 earthquake struck 6 km WNW of Nanwalek, Alaska on Wed, Jan 20, 2021, 9:58 AM AKST (18:58 UTC), 65 km (40 mi) below the surface.

A larger quake followed: M4.3 72 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
2021-01-20 18:58:23 UTC
Depth
64.9 km (40.3 mi), shallow
Epicenter
59.369° N, 152.024° 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
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 190 in the 30 days before it.

After

  1. 2.454 km W of Anchor Point, Alaska · 2078 days ago · 83 km deep · 61 km away
  2. 1.752 km WNW of Nanwalek, Alaska · 2077 days ago · 83 km deep · 46 km away
  3. 1.666 km W of Nanwalek, Alaska · 2077 days ago · 80 km deep · 61 km away
  4. 1.940 km E of Pedro Bay, Alaska · 2077 days ago · 134 km deep · 88 km away
  5. 1.742 km W of Anchor Point, Alaska · 2077 days ago · 86 km deep · 60 km away
  6. 2.462 km W of Nanwalek, Alaska · 2077 days ago · 77 km deep · 57 km away
  7. 2.560 km SE of Pope-Vannoy Landing, Alaska · 2077 days ago · 100 km deep · 92 km away
  8. 1.524 km W of Happy Valley, Alaska · 2076 days ago · 74 km deep · 64 km away
  9. 1.525 km WNW of Anchor Point, Alaska · 2076 days ago · 91 km deep · 59 km away
  10. 1.739 km WNW of Ninilchik, Alaska · 2076 days ago · 99 km deep · 95 km away · felt by 1
  11. 1.946 km ENE of Pedro Bay, Alaska · 2076 days ago · 121 km deep · 92 km away
  12. 1.644 km WNW of Anchor Point, Alaska · 2076 days ago · 82 km deep · 67 km away
  13. 1.523 km WSW of Anchor Point, Alaska · 2075 days ago · 66 km deep · 35 km away
  14. 2.261 km W of Anchor Point, Alaska · 2075 days ago · 105 km deep · 73 km away
  15. 1.624 km W of Anchor Point, Alaska · 2075 days ago · 68 km deep · 49 km away
  16. 1.616 km NW of Ninilchik, Alaska · 2075 days ago · 80 km deep · 87 km away
  17. 2.036 km ESE of Pedro Bay, Alaska · 2075 days ago · 121 km deep · 90 km away
  18. 2.366 km SSW of Nanwalek, Alaska · 2075 days ago · 0 km deep · 66 km away
  19. 1.858 km WNW of Nanwalek, Alaska · 2075 days ago · 94 km deep · 53 km away
  20. 2.768 km WNW of Happy Valley, Alaska · 2075 days ago · 109 km deep · 96 km away · felt by 1
  21. 1.617 km W of Anchor Point, Alaska · 2074 days ago · 67 km deep · 47 km away
  22. 1.619 km NNW of Nanwalek, Alaska · 2074 days ago · 57 km deep · 17 km away
  23. 1.830 km WSW of Nanwalek, Alaska · 2074 days ago · 64 km deep · 26 km away
  24. 2.248 km ENE of Pedro Bay, Alaska · 2074 days ago · 119 km deep · 95 km away
  25. 1.647 km SSW of Nanwalek, Alaska · 2073 days ago · 70 km deep · 46 km away
  26. 1.657 km E of Pedro Bay, Alaska · 2073 days ago · 97 km deep · 77 km away
  27. 1.562 km E of Pedro Bay, Alaska · 2073 days ago · 104 km deep · 71 km away
  28. 1.853 km WNW of Ninilchik, Alaska · 2073 days ago · 100 km deep · 99 km away
  29. 1.634 km E of Pedro Bay, Alaska · 2073 days ago · 121 km deep · 94 km away
  30. 1.554 km WNW of Happy Valley, Alaska · 2073 days ago · 97 km deep · 86 km away
  31. 2.82 km W of Nikolaevsk, Alaska · 2072 days ago · 72 km deep · 54 km away
  32. 1.66 km SSE of Happy Valley, Alaska · 2072 days ago · 58 km deep · 61 km away
  33. 1.650 km E of Pedro Bay, Alaska · 2072 days ago · 104 km deep · 79 km away
  34. 1.615 km WNW of Nanwalek, Alaska · 2072 days ago · 55 km deep · 10 km away
  35. 2.369 km ENE of Pedro Bay, Alaska · 2072 days ago · 104 km deep · 91 km away
  36. 4.321 km SSE of Port Graham, Alaska · 2072 days ago · 45 km deep · 30 km away · felt by 51 · tsunami flag
  37. 2.070 km SE of Pedro Bay, Alaska · 2071 days ago · 88 km deep · 72 km away
  38. 2.654 km E of Pedro Bay, Alaska · 2071 days ago · 106 km deep · 74 km away
  39. 1.568 km WNW of Happy Valley, Alaska · 2071 days ago · 116 km deep · 97 km away
  40. 1.665 km SE of Pope-Vannoy Landing, Alaska · 2071 days ago · 96 km deep · 96 km away
  41. 1.710 km E of Fritz Creek, Alaska · 2071 days ago · 44 km deep · 66 km away
  42. 1.849 km WNW of Anchor Point, Alaska · 2070 days ago · 100 km deep · 72 km away
  43. 1.745 km W of Anchor Point, Alaska · 2070 days ago · 90 km deep · 62 km away
  44. 1.738 km W of Ninilchik, Alaska · 2070 days ago · 87 km deep · 84 km away
  45. 2.166 km ENE of Pedro Bay, Alaska · 2069 days ago · 125 km deep · 99 km away
  46. 1.662 km W of Anchor Point, Alaska · 2069 days ago · 98 km deep · 76 km away
  47. 1.845 km E of Pedro Bay, Alaska · 2069 days ago · 116 km deep · 86 km away
  48. 2.321 km SSE of Port Graham, Alaska · 2069 days ago · 52 km deep · 29 km away
  49. 2.153 km ENE of Pedro Bay, Alaska · 2069 days ago · 118 km deep · 88 km away
  50. 1.747 km WNW of Nanwalek, Alaska · 2069 days ago · 69 km deep · 42 km away
  51. 1.639 km WNW of Anchor Point, Alaska · 2068 days ago · 89 km deep · 64 km away
  52. 1.531 km WNW of Anchor Point, Alaska · 2068 days ago · 90 km deep · 63 km away
  53. 1.749 km WNW of Nanwalek, Alaska · 2068 days ago · 77 km deep · 43 km away
  54. 2.24 km NNW of Happy Valley, Alaska · 2068 days ago · 68 km deep · 70 km away
  55. 2.438 km WNW of Ninilchik, Alaska · 2068 days ago · 78 km deep · 89 km away
  56. 1.841 km WSW of Anchor Point, Alaska · 2068 days ago · 77 km deep · 39 km away
  57. 1.671 km ENE of Pedro Bay, Alaska · 2068 days ago · 113 km deep · 99 km away
  58. 1.643 km W of Anchor Point, Alaska · 2068 days ago · 82 km deep · 60 km away
  59. 1.658 km WNW of Anchor Point, Alaska · 2068 days ago · 95 km deep · 77 km away
  60. 2.364 km E of Pedro Bay, Alaska · 2068 days ago · 96 km deep · 65 km away

The first 60 of at least 201.

Before

  1. 2.552 km W of Ninilchik, Alaska · 2078 days ago · 99 km deep · 91 km away
  2. 1.747 km SE of Pedro Bay, Alaska · 2078 days ago · 89 km deep · 89 km away
  3. 2.0Southern Alaska · 2078 days ago · 74 km deep · 45 km away
  4. 1.836 km NW of Nanwalek, Alaska · 2078 days ago · 72 km deep · 31 km away
  5. 2.461 km W of Nanwalek, Alaska · 2078 days ago · 80 km deep · 56 km away
  6. 2.250 km W of Happy Valley, Alaska · 2078 days ago · 76 km deep · 81 km away
  7. 2.268 km ENE of Pedro Bay, Alaska · 2079 days ago · 124 km deep · 99 km away
  8. 2.14 km WNW of Happy Valley, Alaska · 2079 days ago · 66 km deep · 68 km away
  9. 2.258 km E of Pedro Bay, Alaska · 2079 days ago · 100 km deep · 76 km away
  10. 1.916 km W of Happy Valley, Alaska · 2079 days ago · 78 km deep · 61 km away
  11. 1.711 km NE of Nikolaevsk, Alaska · 2079 days ago · 68 km deep · 66 km away
  12. 2.066 km W of Nanwalek, Alaska · 2080 days ago · 75 km deep · 61 km away
  13. 2.515 km NNW of Ninilchik, Alaska · 2080 days ago · 67 km deep · 92 km away
  14. 1.628 km NW of Ninilchik, Alaska · 2080 days ago · 84 km deep · 97 km away
  15. 1.863 km E of Pedro Bay, Alaska · 2080 days ago · 112 km deep · 76 km away
  16. 1.663 km E of Pedro Bay, Alaska · 2081 days ago · 107 km deep · 80 km away
  17. 1.836 km WSW of Nanwalek, Alaska · 2081 days ago · 72 km deep · 31 km away
  18. 2.137 km ESE of Pedro Bay, Alaska · 2081 days ago · 121 km deep · 89 km away
  19. 2.165 km ESE of Pedro Bay, Alaska · 2082 days ago · 99 km deep · 62 km away
  20. 2.217 km S of Nanwalek, Alaska · 2082 days ago · 48 km deep · 19 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021xdt84m. Read Tue, Sep 29, 2026, 10:24 AM UTC.