Alaska earthquakes

M2.3 earthquake 17 km SW of Sand Point, Alaska

A magnitude 2.3 earthquake struck 17 km SW of Sand Point, Alaska on Thu, Sep 13, 2018, 8:20 PM AKDT (04:20 UTC), 70 km (44 mi) below the surface.

A larger quake followed: M3.9 54 km SW of Nelson Lagoon, Alaska. This one was a foreshock.

Sand Point forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-09-14 04:20:50 UTC
Depth
70.2 km (43.6 mi), intermediate-depth
Epicenter
55.240° N, 160.711° 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
2.3ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
2.3ML, 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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 49 in the 60 days after this one and 35 in the 30 days before it.

After

  1. 2.26 km NNW of Sand Point, Alaska · 2940 days ago · 76 km deep · 20 km away
  2. 1.874 km SSW of Sand Point, Alaska · 2939 days ago · 26 km deep · 62 km away
  3. 2.941 km NE of Cold Bay, Alaska · 2938 days ago · 161 km deep · 99 km away
  4. 2.061 km S of Sand Point, Alaska · 2938 days ago · 26 km deep · 52 km away
  5. 1.861 km S of Sand Point, Alaska · 2937 days ago · 25 km deep · 53 km away
  6. 1.8105 km SE of King Cove, Alaska · 2936 days ago · 1 km deep · 91 km away
  7. 2.042 km ESE of King Cove, Alaska · 2936 days ago · 64 km deep · 73 km away
  8. 1.851 km S of Nelson Lagoon, Alaska · 2935 days ago · 109 km deep · 52 km away
  9. 1.925 km W of Ivanof Bay, Alaska · 2932 days ago · 110 km deep · 90 km away
  10. 1.741 km S of Sand Point, Alaska · 2932 days ago · 14 km deep · 32 km away
  11. 2.266 km S of Ivanof Bay, Alaska · 2931 days ago · 3 km deep · 86 km away
  12. 2.872 km SSE of Sand Point, Alaska · 2931 days ago · 31 km deep · 70 km away
  13. 1.718 km SSE of Sand Point, Alaska · 2930 days ago · 13 km deep · 23 km away
  14. 1.543 km ENE of King Cove, Alaska · 2929 days ago · 78 km deep · 62 km away
  15. 2.079 km SSW of Sand Point, Alaska · 2929 days ago · 13 km deep · 67 km away
  16. 1.991 km SE of King Cove, Alaska · 2929 days ago · 13 km deep · 100 km away
  17. 1.897 km SSE of Sand Point, Alaska · 2928 days ago · 32 km deep · 96 km away
  18. 2.085 km SSW of Sand Point, Alaska · 2928 days ago · 39 km deep · 72 km away
  19. 1.949 km S of Sand Point, Alaska · 2928 days ago · 29 km deep · 41 km away
  20. 2.634 km SW of Nelson Lagoon, Alaska · 2927 days ago · 170 km deep · 87 km away
  21. 2.6101 km SSW of Sand Point, Alaska · 2925 days ago · 25 km deep · 87 km away
  22. 3.954 km SW of Nelson Lagoon, Alaska · 2921 days ago · 168 km deep · 88 km away
  23. 2.162 km SSE of Sand Point, Alaska · 2921 days ago · 24 km deep · 61 km away
  24. 2.190 km SSW of Sand Point, Alaska · 2918 days ago · 13 km deep · 78 km away
  25. 1.973 km SE of King Cove, Alaska · 2917 days ago · 16 km deep · 98 km away
  26. 2.384 km SE of Sand Point, Alaska · 2916 days ago · 25 km deep · 89 km away
  27. 1.914 km NNE of King Cove, Alaska · 2911 days ago · 7 km deep · 96 km away
  28. 1.513 km NE of King Cove, Alaska · 2911 days ago · 9 km deep · 95 km away
  29. 2.155 km SSE of Sand Point, Alaska · 2910 days ago · 24 km deep · 51 km away
  30. 2.374 km ESE of Sand Point, Alaska · 2910 days ago · 7 km deep · 82 km away
  31. 1.762 km NE of King Cove, Alaska · 2910 days ago · 7 km deep · 64 km away
  32. 2.946 km SE of Nelson Lagoon, Alaska · 2910 days ago · 139 km deep · 59 km away
  33. 2.874 km SW of Sand Point, Alaska · 2909 days ago · 57 km deep · 58 km away
  34. 3.465 km SE of King Cove, Alaska · 2908 days ago · 49 km deep · 89 km away
  35. 3.524 km SW of Nelson Lagoon, Alaska · 2903 days ago · 166 km deep · 82 km away
  36. 2.395 km S of Sand Point, Alaska · 2902 days ago · 45 km deep · 85 km away
  37. 3.382 km ESE of King Cove, Alaska · 2899 days ago · 33 km deep · 70 km away
  38. 2.678 km SSW of Sand Point, Alaska · 2898 days ago · 26 km deep · 64 km away
  39. 2.5107 km SSW of Sand Point, Alaska · 2897 days ago · 26 km deep · 94 km away
  40. 2.493 km SE of King Cove, Alaska · 2897 days ago · 45 km deep · 82 km away
  41. 2.580 km SSW of Sand Point, Alaska · 2897 days ago · 72 km deep · 66 km away
  42. 3.297 km SE of King Cove, Alaska · 2896 days ago · 30 km deep · 95 km away
  43. 2.080 km S of Sand Point, Alaska · 2893 days ago · 26 km deep · 68 km away
  44. 3.067 km SE of King Cove, Alaska · 2893 days ago · 24 km deep · 77 km away
  45. 2.588 km SSW of Sand Point, Alaska · 2892 days ago · 23 km deep · 76 km away
  46. 2.1105 km SSW of Sand Point, Alaska · 2888 days ago · 35 km deep · 92 km away
  47. 2.069 km SE of King Cove, Alaska · 2887 days ago · 26 km deep · 82 km away
  48. 3.535 km S of Sand Point, Alaska · 2886 days ago · 35 km deep · 30 km away
  49. 2.141 km SW of Sand Point, Alaska · 2886 days ago · 58 km deep · 24 km away

Before

  1. 1.755 km SE of Sand Point, Alaska · 2941 days ago · 24 km deep · 58 km away
  2. 1.584 km SSW of Sand Point, Alaska · 2943 days ago · 26 km deep · 71 km away
  3. 1.566 km S of Sand Point, Alaska · 2943 days ago · 23 km deep · 60 km away
  4. 1.888 km SSW of Sand Point, Alaska · 2943 days ago · 5 km deep · 76 km away
  5. 2.553 km NNE of King Cove, Alaska · 2943 days ago · 25 km deep · 76 km away
  6. 2.151 km NNE of King Cove, Alaska · 2943 days ago · 23 km deep · 77 km away
  7. 1.796 km S of Sand Point, Alaska · 2944 days ago · 3 km deep · 84 km away
  8. 1.578 km ESE of King Cove, Alaska · 2945 days ago · 19 km deep · 65 km away
  9. 1.963 km SSE of Sand Point, Alaska · 2945 days ago · 18 km deep · 62 km away
  10. 1.982 km ESE of King Cove, Alaska · 2947 days ago · 25 km deep · 72 km away
  11. 2.561 km SE of Sand Point, Alaska · 2947 days ago · 22 km deep · 66 km away
  12. 1.754 km SSE of Sand Point, Alaska · 2948 days ago · 17 km deep · 50 km away
  13. 1.954 km SSE of Sand Point, Alaska · 2948 days ago · 19 km deep · 51 km away
  14. 1.854 km SE of King Cove, Alaska · 2950 days ago · 43 km deep · 81 km away
  15. 1.943 km SE of King Cove, Alaska · 2951 days ago · 55 km deep · 95 km away
  16. 1.747 km E of Sand Point, Alaska · 2952 days ago · 7 km deep · 63 km away
  17. 1.774 km SE of Sand Point, Alaska · 2952 days ago · 13 km deep · 75 km away
  18. 2.459 km SSE of King Cove, Alaska · 2954 days ago · 63 km deep · 99 km away
  19. 2.363 km ESE of Sand Point, Alaska · 2956 days ago · 3 km deep · 74 km away
  20. 1.9Alaska Peninsula · 2956 days ago · 73 km deep · 83 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018bt3mbio (also filed as aacse018bt3mbio). Read Fri, Oct 2, 2026, 3:37 PM UTC.