Alaska earthquakes

M1.8 earthquake 93 km NW of Aleneva, Alaska

A magnitude 1.8 earthquake struck 93 km NW of Aleneva, Alaska on Mon, Aug 27, 2018, 9:38 PM AKDT (05:38 UTC), 92 km (57 mi) below the surface.

A larger quake followed: M3.8 66 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
2018-08-28 05:38:35 UTC
Depth
91.6 km (56.9 mi), intermediate-depth
Epicenter
58.640° N, 154.064° 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
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 123 in the 60 days after this one and 50 in the 30 days before it.

After

  1. 1.735 km W of Port Lions, Alaska · 2958 days ago · 46 km deep · 89 km away
  2. 1.650 km SW of Nanwalek, Alaska · 2958 days ago · 65 km deep · 97 km away
  3. 1.673 km NW of Aleneva, Alaska · 2958 days ago · 72 km deep · 22 km away
  4. 1.575 km SE of Pope-Vannoy Landing, Alaska · 2958 days ago · 78 km deep · 56 km away
  5. 1.681 km NNW of Aleneva, Alaska · 2957 days ago · 69 km deep · 32 km away
  6. 2.580 km SE of Kokhanok, Alaska · 2957 days ago · 86 km deep · 34 km away
  7. 1.870 km WNW of Aleneva, Alaska · 2956 days ago · 82 km deep · 50 km away
  8. 2.577 km NNE of Aleneva, Alaska · 2955 days ago · 57 km deep · 86 km away
  9. 1.959 km SE of Pope-Vannoy Landing, Alaska · 2955 days ago · 105 km deep · 71 km away
  10. 1.661 km SE of Pedro Bay, Alaska · 2954 days ago · -1 km deep · 88 km away
  11. 1.816 km NNE of Aleneva, Alaska · 2954 days ago · 56 km deep · 88 km away
  12. 1.682 km SE of Kokhanok, Alaska · 2954 days ago · 87 km deep · 23 km away
  13. 1.567 km SE of Kokhanok, Alaska · 2953 days ago · 88 km deep · 38 km away
  14. 1.981 km NNW of Karluk, Alaska · 2953 days ago · 100 km deep · 75 km away
  15. 1.963 km NNW of Aleneva, Alaska · 2951 days ago · 61 km deep · 53 km away
  16. 2.178 km SE of Igiugig, Alaska · 2950 days ago · 145 km deep · 62 km away
  17. 1.775 km ESE of Pope-Vannoy Landing, Alaska · 2950 days ago · 88 km deep · 76 km away
  18. 1.662 km SSE of Kokhanok, Alaska · 2950 days ago · 120 km deep · 37 km away
  19. 1.589 km ESE of King Salmon, Alaska · 2949 days ago · 122 km deep · 67 km away
  20. 1.738 km W of Aleneva, Alaska · 2949 days ago · 57 km deep · 72 km away
  21. 1.967 km NNW of Aleneva, Alaska · 2948 days ago · 73 km deep · 35 km away
  22. 2.274 km SE of Pope-Vannoy Landing, Alaska · 2947 days ago · 17 km deep · 66 km away
  23. 1.653 km NNW of Karluk, Alaska · 2946 days ago · 77 km deep · 83 km away
  24. 1.576 km SSE of Kokhanok, Alaska · 2946 days ago · 104 km deep · 24 km away
  25. 1.678 km SW of Nanwalek, Alaska · 2944 days ago · 68 km deep · 68 km away
  26. 1.884 km SSE of Igiugig, Alaska · 2943 days ago · 147 km deep · 66 km away
  27. 1.672 km NNW of Karluk, Alaska · 2943 days ago · 94 km deep · 69 km away
  28. 1.786 km NNW of Karluk, Alaska · 2942 days ago · 3 km deep · 73 km away
  29. 1.577 km WSW of Nanwalek, Alaska · 2941 days ago · 72 km deep · 69 km away
  30. 2.032 km NNE of Karluk, Alaska · 2941 days ago · 52 km deep · 89 km away
  31. 1.862 km SSE of Kokhanok, Alaska · 2941 days ago · 112 km deep · 36 km away
  32. 1.552 km SE of Pope-Vannoy Landing, Alaska · 2939 days ago · 119 km deep · 69 km away
  33. 1.764 km SSE of Kokhanok, Alaska · 2939 days ago · 124 km deep · 34 km away
  34. 2.482 km NW of Aleneva, Alaska · 2939 days ago · 76 km deep · 16 km away
  35. 1.965 km ESE of King Salmon, Alaska · 2938 days ago · 144 km deep · 89 km away
  36. 1.745 km ESE of Pope-Vannoy Landing, Alaska · 2938 days ago · 120 km deep · 87 km away
  37. 1.959 km S of Kokhanok, Alaska · 2938 days ago · 131 km deep · 44 km away
  38. 1.161 km SE of Pedro Bay, Alaska · 2937 days ago · 0 km deep · 88 km away
  39. 1.985 km NNW of Karluk, Alaska · 2937 days ago · 5 km deep · 62 km away
  40. 1.558 km SSE of Kokhanok, Alaska · 2936 days ago · 119 km deep · 40 km away
  41. 2.567 km NW of Aleneva, Alaska · 2935 days ago · 70 km deep · 29 km away
  42. 1.689 km NW of Aleneva, Alaska · 2935 days ago · 86 km deep · 10 km away
  43. 2.094 km NNW of Karluk, Alaska · 2933 days ago · 3 km deep · 48 km away
  44. 2.087 km S of Kokhanok, Alaska · 2933 days ago · 133 km deep · 56 km away
  45. 1.851 km SE of Pope-Vannoy Landing, Alaska · 2932 days ago · 123 km deep · 66 km away
  46. 1.786 km NNW of Aleneva, Alaska · 2932 days ago · 74 km deep · 26 km away
  47. 1.778 km WNW of Aleneva, Alaska · 2932 days ago · 83 km deep · 24 km away
  48. 1.551 km NNE of Karluk, Alaska · 2932 days ago · 66 km deep · 71 km away
  49. 1.889 km NW of Aleneva, Alaska · 2931 days ago · 76 km deep · 11 km away
  50. 1.770 km SW of Nanwalek, Alaska · 2930 days ago · 61 km deep · 81 km away
  51. 1.554 km W of Nanwalek, Alaska · 2930 days ago · 89 km deep · 100 km away
  52. 2.168 km WSW of Nanwalek, Alaska · 2929 days ago · 71 km deep · 78 km away
  53. 1.510 km NNE of Aleneva, Alaska · 2928 days ago · 52 km deep · 89 km away
  54. 1.770 km WNW of Aleneva, Alaska · 2928 days ago · 80 km deep · 47 km away
  55. 2.024 km WNW of Port Lions, Alaska · 2927 days ago · 37 km deep · 92 km away
  56. 2.652 km NNW of Aleneva, Alaska · 2927 days ago · 71 km deep · 56 km away
  57. 2.874 km S of Kokhanok, Alaska · 2926 days ago · 133 km deep · 48 km away
  58. 2.262 km SSE of Pope-Vannoy Landing, Alaska · 2926 days ago · 115 km deep · 49 km away
  59. 2.062 km NW of Aleneva, Alaska · 2926 days ago · 83 km deep · 32 km away
  60. 1.533 km NNW of Karluk, Alaska · 2926 days ago · 64 km deep · 99 km away

The first 60 of 123.

Before

  1. 2.067 km WSW of Nanwalek, Alaska · 2961 days ago · 58 km deep · 79 km away
  2. 1.682 km S of Kokhanok, Alaska · 2962 days ago · 124 km deep · 51 km away
  3. 1.884 km NNW of Karluk, Alaska · 2962 days ago · 9 km deep · 63 km away
  4. 2.056 km WNW of Aleneva, Alaska · 2962 days ago · 60 km deep · 39 km away
  5. 1.567 km SW of Nanwalek, Alaska · 2963 days ago · 54 km deep · 83 km away
  6. 1.653 km W of Aleneva, Alaska · 2963 days ago · 59 km deep · 64 km away
  7. 1.853 km SSE of Kokhanok, Alaska · 2964 days ago · 125 km deep · 46 km away
  8. 1.761 km SW of Nanwalek, Alaska · 2965 days ago · 63 km deep · 90 km away
  9. 1.555 km SE of Pope-Vannoy Landing, Alaska · 2965 days ago · 97 km deep · 64 km away
  10. 2.082 km NW of Karluk, Alaska · 2965 days ago · 3 km deep · 89 km away
  11. 1.927 km SSE of Kokhanok, Alaska · 2965 days ago · 160 km deep · 71 km away
  12. 1.654 km SE of Kokhanok, Alaska · 2965 days ago · 115 km deep · 50 km away
  13. 1.960 km W of Nanwalek, Alaska · 2966 days ago · 83 km deep · 97 km away
  14. 2.255 km SSE of Kokhanok, Alaska · 2968 days ago · 129 km deep · 43 km away
  15. 1.859 km SE of Kokhanok, Alaska · 2968 days ago · 107 km deep · 45 km away
  16. 1.688 km NNW of Karluk, Alaska · 2971 days ago · 2 km deep · 66 km away
  17. 1.694 km S of Kokhanok, Alaska · 2971 days ago · 127 km deep · 55 km away
  18. 1.837 km W of Port Lions, Alaska · 2973 days ago · 25 km deep · 91 km away
  19. 1.643 km W of Aleneva, Alaska · 2973 days ago · 69 km deep · 62 km away
  20. 1.666 km WNW of Aleneva, Alaska · 2973 days ago · 75 km deep · 35 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018b106ogn (also filed as ak20269165, aacse018b106ogn). Read Sat, Oct 3, 2026, 7:01 PM UTC.