Alaska earthquakes

M2.1 earthquake 14 km SSW of Cold Bay, Alaska

A magnitude 2.1 earthquake struck 14 km SSW of Cold Bay, Alaska on Tue, Aug 7, 2018, 4:46 AM AKDT (12:46 UTC), 107 km (66 mi) below the surface.

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

King Cove 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-08-07 12:46:44 UTC
Depth
106.5 km (66.2 mi), intermediate-depth
Epicenter
55.061° N, 162.794° 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
2.1ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
2.1ML, 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
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 43 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.758 km S of False Pass, Alaska · 2977 days ago · 35 km deep · 93 km away
  2. 1.954 km SSE of King Cove, Alaska · 2977 days ago · 13 km deep · 70 km away
  3. 2.9Alaska Peninsula · 2976 days ago · 77 km deep · 59 km away
  4. 2.864 km SSE of King Cove, Alaska · 2971 days ago · 35 km deep · 85 km away
  5. 2.338 km NE of King Cove, Alaska · 2970 days ago · 125 km deep · 61 km away
  6. 2.255 km NE of King Cove, Alaska · 2970 days ago · 117 km deep · 80 km away
  7. 2.24 km N of King Cove, Alaska · 2970 days ago · 138 km deep · 30 km away
  8. 3.023 km N of Cold Bay, Alaska · 2967 days ago · 164 km deep · 38 km away
  9. 1.831 km S of False Pass, Alaska · 2965 days ago · 16 km deep · 65 km away
  10. 2.351 km SSW of False Pass, Alaska · 2961 days ago · 78 km deep · 93 km away
  11. 2.860 km SW of Nelson Lagoon, Alaska · 2959 days ago · 180 km deep · 85 km away
  12. 1.9Alaska Peninsula · 2956 days ago · 73 km deep · 63 km away
  13. 2.459 km SSE of King Cove, Alaska · 2953 days ago · 63 km deep · 80 km away
  14. 2.233 km SSE of False Pass, Alaska · 2952 days ago · 11 km deep · 65 km away
  15. 1.833 km S of False Pass, Alaska · 2952 days ago · 13 km deep · 66 km away
  16. 1.533 km SSE of False Pass, Alaska · 2952 days ago · 9 km deep · 64 km away
  17. 1.633 km S of False Pass, Alaska · 2952 days ago · 11 km deep · 65 km away
  18. 2.035 km S of False Pass, Alaska · 2951 days ago · 11 km deep · 66 km away
  19. 1.943 km SE of King Cove, Alaska · 2951 days ago · 55 km deep · 66 km away
  20. 2.334 km S of False Pass, Alaska · 2950 days ago · 11 km deep · 66 km away
  21. 1.854 km SE of King Cove, Alaska · 2950 days ago · 43 km deep · 80 km away
  22. 1.628 km S of False Pass, Alaska · 2950 days ago · 22 km deep · 64 km away
  23. 1.754 km S of King Cove, Alaska · 2945 days ago · 28 km deep · 67 km away
  24. 2.052 km S of King Cove, Alaska · 2945 days ago · 49 km deep · 60 km away
  25. 1.743 km SE of False Pass, Alaska · 2945 days ago · 6 km deep · 53 km away
  26. 2.733 km SSW of King Cove, Alaska · 2945 days ago · 78 km deep · 37 km away
  27. 1.920 km S of False Pass, Alaska · 2944 days ago · 115 km deep · 60 km away
  28. 2.184 km S of King Cove, Alaska · 2944 days ago · 13 km deep · 87 km away
  29. 2.151 km NNE of King Cove, Alaska · 2943 days ago · 23 km deep · 73 km away
  30. 2.553 km NNE of King Cove, Alaska · 2943 days ago · 25 km deep · 74 km away
  31. 2.132 km SSE of False Pass, Alaska · 2942 days ago · 11 km deep · 64 km away
  32. 1.931 km S of False Pass, Alaska · 2941 days ago · 13 km deep · 64 km away
  33. 1.851 km S of King Cove, Alaska · 2940 days ago · 13 km deep · 61 km away
  34. 2.812 km S of False Pass, Alaska · 2939 days ago · 94 km deep · 52 km away
  35. 2.941 km NE of Cold Bay, Alaska · 2938 days ago · 161 km deep · 54 km away
  36. 2.042 km ESE of King Cove, Alaska · 2935 days ago · 64 km deep · 72 km away
  37. 2.763 km SE of False Pass, Alaska · 2930 days ago · 95 km deep · 64 km away
  38. 1.543 km ENE of King Cove, Alaska · 2929 days ago · 78 km deep · 73 km away
  39. 3.636 km SSE of False Pass, Alaska · 2928 days ago · 19 km deep · 67 km away
  40. 3.045 km SSE of False Pass, Alaska · 2924 days ago · 12 km deep · 71 km away
  41. 2.231 km S of False Pass, Alaska · 2923 days ago · 13 km deep · 66 km away
  42. 3.954 km SW of Nelson Lagoon, Alaska · 2921 days ago · 168 km deep · 90 km away
  43. 2.028 km SE of False Pass, Alaska · 2918 days ago · 14 km deep · 46 km away

Before

  1. 2.642 km S of False Pass, Alaska · 2978 days ago · 24 km deep · 73 km away
  2. 2.157 km SE of King Cove, Alaska · 2983 days ago · 26 km deep · 81 km away
  3. 1.774 km SE of King Cove, Alaska · 2990 days ago · 26 km deep · 100 km away
  4. 2.426 km SSW of Cold Bay, Alaska · 2991 days ago · 126 km deep · 12 km away
  5. 1.65 km SSE of False Pass, Alaska · 2991 days ago · 2 km deep · 47 km away
  6. 2.22 km SSE of False Pass, Alaska · 2991 days ago · 3 km deep · 46 km away
  7. 2.724 km ENE of False Pass, Alaska · 2994 days ago · 116 km deep · 22 km away
  8. 2.05 km SSW of False Pass, Alaska · 3000 days ago · 2 km deep · 50 km away
  9. 3.02 km SE of False Pass, Alaska · 3000 days ago · 6 km deep · 45 km away
  10. 2.233 km NE of Cold Bay, Alaska · 3001 days ago · 115 km deep · 47 km away
  11. 1.761 km NE of King Cove, Alaska · 3003 days ago · 8 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018a2e45td (also filed as ak20103656, aacse018a2e45td). Read Fri, Oct 2, 2026, 8:55 AM UTC.