Alaska earthquakes

M1.8 earthquake 84 km SW of Nanwalek, Alaska

A magnitude 1.8 earthquake struck 84 km SW of Nanwalek, Alaska on Wed, Dec 26, 2018, 6:22 AM AKST (15:22 UTC), 63 km (39 mi) below the surface.

A larger quake followed: M4.9 33 km NNW of Aleneva, 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-12-26 15:22:03 UTC
Depth
63.0 km (39.1 mi), shallow
Epicenter
58.890° N, 153.089° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
1.8ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
1.8ML, local (Richter)AACSEPreliminary

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
22

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 200 in the 60 days after this one and 67 in the 30 days before it.

After

  1. 1.841 km NW of Aleneva, Alaska · 2840 days ago · 56 km deep · 70 km away
  2. 1.854 km NNE of Aleneva, Alaska · 2839 days ago · 47 km deep · 45 km away
  3. 1.861 km SSE of Kokhanok, Alaska · 2839 days ago · 114 km deep · 80 km away
  4. 1.72 km NNW of Nanwalek, Alaska · 2839 days ago · 38 km deep · 85 km away
  5. 1.655 km W of Nanwalek, Alaska · 2838 days ago · 89 km deep · 64 km away
  6. 1.549 km NNW of Aleneva, Alaska · 2838 days ago · 55 km deep · 47 km away
  7. 1.648 km E of Pedro Bay, Alaska · 2838 days ago · 108 km deep · 94 km away
  8. 1.591 km NW of Aleneva, Alaska · 2838 days ago · 78 km deep · 60 km away
  9. 2.665 km SSE of Kokhanok, Alaska · 2837 days ago · 116 km deep · 76 km away
  10. 2.355 km WNW of Nanwalek, Alaska · 2837 days ago · 89 km deep · 69 km away
  11. 2.266 km NNW of Aleneva, Alaska · 2837 days ago · 59 km deep · 34 km away
  12. 2.442 km ESE of Pedro Bay, Alaska · 2836 days ago · 110 km deep · 90 km away
  13. 2.086 km N of Aleneva, Alaska · 2835 days ago · 63 km deep · 7 km away
  14. 2.062 km W of Anchor Point, Alaska · 2835 days ago · 84 km deep · 97 km away
  15. 2.032 km ESE of Pedro Bay, Alaska · 2835 days ago · 131 km deep · 96 km away
  16. 2.463 km ESE of Pedro Bay, Alaska · 2834 days ago · 108 km deep · 82 km away
  17. 1.943 km ESE of Pedro Bay, Alaska · 2833 days ago · 111 km deep · 88 km away
  18. 4.933 km NNW of Aleneva, Alaska · 2833 days ago · 62 km deep · 62 km away · felt by 90 · tsunami flag
  19. 1.737 km NNW of Aleneva, Alaska · 2833 days ago · 63 km deep · 58 km away
  20. 1.758 km WSW of Anchor Point, Alaska · 2833 days ago · 84 km deep · 86 km away
  21. 1.635 km NNW of Aleneva, Alaska · 2833 days ago · 57 km deep · 62 km away
  22. 1.863 km ESE of Pedro Bay, Alaska · 2833 days ago · 97 km deep · 86 km away
  23. 1.840 km NNW of Aleneva, Alaska · 2833 days ago · 59 km deep · 56 km away
  24. 1.935 km NNW of Aleneva, Alaska · 2832 days ago · 62 km deep · 60 km away
  25. 1.722 km NW of Seldovia, Alaska · 2832 days ago · 55 km deep · 95 km away
  26. 4.488 km NW of Aleneva, Alaska · 2832 days ago · 86 km deep · 70 km away · tsunami flag
  27. 1.772 km SSE of Port Graham, Alaska · 2831 days ago · 21 km deep · 98 km away
  28. 1.595 km NNW of Aleneva, Alaska · 2831 days ago · 69 km deep · 20 km away
  29. 1.536 km NNW of Aleneva, Alaska · 2831 days ago · 65 km deep · 60 km away
  30. 1.560 km W of Nanwalek, Alaska · 2830 days ago · 88 km deep · 58 km away
  31. 1.779 km SW of Nanwalek, Alaska · 2830 days ago · 68 km deep · 24 km away
  32. 1.927 km NNE of Aleneva, Alaska · 2830 days ago · 44 km deep · 69 km away
  33. 1.746 km WNW of Nanwalek, Alaska · 2830 days ago · 83 km deep · 70 km away
  34. 1.858 km ESE of Pope-Vannoy Landing, Alaska · 2829 days ago · 106 km deep · 53 km away
  35. 1.959 km SW of Nanwalek, Alaska · 2829 days ago · 67 km deep · 25 km away
  36. 1.857 km E of Pedro Bay, Alaska · 2829 days ago · 105 km deep · 98 km away
  37. 1.692 km NW of Aleneva, Alaska · 2829 days ago · 80 km deep · 48 km away
  38. 2.055 km E of Pedro Bay, Alaska · 2829 days ago · 101 km deep · 94 km away
  39. 2.039 km ESE of Pedro Bay, Alaska · 2829 days ago · 125 km deep · 90 km away
  40. 1.685 km N of Karluk, Alaska · 2828 days ago · 87 km deep · 93 km away
  41. 1.565 km W of Nanwalek, Alaska · 2828 days ago · 91 km deep · 49 km away
  42. 1.5Southern Alaska · 2828 days ago · 61 km deep · 93 km away
  43. 1.769 km SE of Kokhanok, Alaska · 2828 days ago · 99 km deep · 48 km away
  44. 1.530 km WNW of Nanwalek, Alaska · 2828 days ago · 61 km deep · 73 km away
  45. 1.945 km N of Aleneva, Alaska · 2827 days ago · 52 km deep · 47 km away
  46. 1.666 km NE of Ouzinkie, Alaska · 2827 days ago · 5 km deep · 90 km away
  47. 2.064 km W of Anchor Point, Alaska · 2827 days ago · 100 km deep · 89 km away
  48. 2.171 km S of Nanwalek, Alaska · 2826 days ago · 9 km deep · 58 km away
  49. 2.556 km E of Pedro Bay, Alaska · 2826 days ago · 100 km deep · 98 km away
  50. 1.525 km WSW of Nanwalek, Alaska · 2826 days ago · 67 km deep · 59 km away
  51. 2.046 km E of Pedro Bay, Alaska · 2826 days ago · 110 km deep · 100 km away
  52. 1.849 km E of Pedro Bay, Alaska · 2826 days ago · 95 km deep · 95 km away
  53. 1.846 km ESE of Pedro Bay, Alaska · 2825 days ago · 106 km deep · 85 km away · felt by 2
  54. 2.351 km SSE of Kokhanok, Alaska · 2825 days ago · 119 km deep · 72 km away
  55. 2.070 km S of Kokhanok, Alaska · 2825 days ago · 116 km deep · 84 km away
  56. 1.780 km NNW of Aleneva, Alaska · 2824 days ago · 60 km deep · 15 km away
  57. 1.855 km ESE of Pope-Vannoy Landing, Alaska · 2824 days ago · 115 km deep · 59 km away
  58. 2.186 km N of Aleneva, Alaska · 2824 days ago · 68 km deep · 6 km away
  59. 2.494 km NNW of Aleneva, Alaska · 2824 days ago · 73 km deep · 17 km away · felt by 1
  60. 1.9Kodiak Island region, Alaska · 2824 days ago · 75 km deep · 49 km away

The first 60 of at least 200.

Before

  1. 2.059 km SSE of Kokhanok, Alaska · 2840 days ago · 116 km deep · 77 km away
  2. 1.860 km W of Nanwalek, Alaska · 2840 days ago · 75 km deep · 42 km away
  3. 2.057 km SE of Pope-Vannoy Landing, Alaska · 2840 days ago · 108 km deep · 52 km away
  4. 2.458 km NE of Aleneva, Alaska · 2841 days ago · 44 km deep · 65 km away
  5. 2.550 km SE of Pope-Vannoy Landing, Alaska · 2841 days ago · 121 km deep · 59 km away · felt by 1
  6. 2.352 km E of Pedro Bay, Alaska · 2841 days ago · 104 km deep · 95 km away
  7. 1.953 km ESE of Pope-Vannoy Landing, Alaska · 2842 days ago · 125 km deep · 58 km away
  8. 1.845 km N of Aleneva, Alaska · 2844 days ago · 46 km deep · 48 km away
  9. 1.880 km WSW of Nanwalek, Alaska · 2845 days ago · 65 km deep · 15 km away
  10. 1.662 km SW of Nanwalek, Alaska · 2846 days ago · 61 km deep · 25 km away
  11. 1.850 km ESE of Pedro Bay, Alaska · 2846 days ago · 105 km deep · 88 km away
  12. 2.044 km WNW of Nanwalek, Alaska · 2846 days ago · 68 km deep · 77 km away
  13. 2.069 km WSW of Nanwalek, Alaska · 2847 days ago · 66 km deep · 18 km away
  14. 1.698 km WNW of Aleneva, Alaska · 2847 days ago · 5 km deep · 88 km away
  15. 2.072 km SW of Nanwalek, Alaska · 2847 days ago · 61 km deep · 12 km away
  16. 1.940 km WNW of Nanwalek, Alaska · 2849 days ago · 72 km deep · 74 km away
  17. 1.613 km NW of Seldovia, Alaska · 2849 days ago · 82 km deep · 98 km away
  18. 1.952 km E of Pedro Bay, Alaska · 2849 days ago · 106 km deep · 96 km away
  19. 1.883 km WNW of Aleneva, Alaska · 2849 days ago · 83 km deep · 80 km away
  20. 1.969 km W of Nanwalek, Alaska · 2850 days ago · 84 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018gjmj5vb (also filed as aacse018gjmj5vb). Read Mon, Oct 5, 2026, 8:19 AM UTC.