Alaska earthquakes

M3.0 earthquake 23 km N of Cold Bay, Alaska

A magnitude 3.0 earthquake struck 23 km N of Cold Bay, Alaska on Fri, Aug 17, 2018, 2:16 PM AKDT (22:16 UTC), 164 km (102 mi) below the surface.

A larger quake followed: M3.9 54 km SW of Nelson Lagoon, 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
3.0 (ml), minor
Local time
UTC
2018-08-17 22:16:39 UTC
Depth
163.6 km (101.7 mi), intermediate-depth
Epicenter
55.395° N, 162.703° 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
39

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 31 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.860 km SW of Nelson Lagoon, Alaska · 2958 days ago · 180 km deep · 56 km away
  2. 1.953 km W of Nelson Lagoon, Alaska · 2955 days ago · 14 km deep · 71 km away
  3. 1.9Alaska Peninsula · 2954 days ago · 73 km deep · 78 km away
  4. 1.943 km SE of King Cove, Alaska · 2949 days ago · 55 km deep · 88 km away
  5. 1.854 km SE of King Cove, Alaska · 2948 days ago · 43 km deep · 97 km away
  6. 1.628 km S of False Pass, Alaska · 2948 days ago · 22 km deep · 99 km away
  7. 1.754 km S of King Cove, Alaska · 2944 days ago · 28 km deep · 97 km away
  8. 2.052 km S of King Cove, Alaska · 2944 days ago · 49 km deep · 92 km away
  9. 1.743 km SE of False Pass, Alaska · 2943 days ago · 6 km deep · 91 km away
  10. 2.733 km SSW of King Cove, Alaska · 2943 days ago · 78 km deep · 70 km away
  11. 1.920 km S of False Pass, Alaska · 2943 days ago · 115 km deep · 93 km away
  12. 3.096 km NW of Cold Bay, Alaska · 2942 days ago · 272 km deep · 84 km away
  13. 2.151 km NNE of King Cove, Alaska · 2941 days ago · 23 km deep · 53 km away
  14. 2.553 km NNE of King Cove, Alaska · 2941 days ago · 25 km deep · 54 km away
  15. 2.132 km SSE of False Pass, Alaska · 2940 days ago · 11 km deep · 100 km away
  16. 1.931 km S of False Pass, Alaska · 2940 days ago · 13 km deep · 100 km away
  17. 1.851 km S of King Cove, Alaska · 2938 days ago · 13 km deep · 93 km away
  18. 2.812 km S of False Pass, Alaska · 2937 days ago · 94 km deep · 85 km away
  19. 2.941 km NE of Cold Bay, Alaska · 2936 days ago · 161 km deep · 30 km away
  20. 2.042 km ESE of King Cove, Alaska · 2934 days ago · 64 km deep · 83 km away
  21. 1.851 km S of Nelson Lagoon, Alaska · 2933 days ago · 109 km deep · 88 km away
  22. 1.543 km ENE of King Cove, Alaska · 2927 days ago · 78 km deep · 68 km away
  23. 2.634 km SW of Nelson Lagoon, Alaska · 2925 days ago · 170 km deep · 81 km away
  24. 3.954 km SW of Nelson Lagoon, Alaska · 2919 days ago · 168 km deep · 61 km away
  25. 2.028 km SE of False Pass, Alaska · 2917 days ago · 14 km deep · 83 km away
  26. 1.914 km NNE of King Cove, Alaska · 2910 days ago · 7 km deep · 38 km away
  27. 1.513 km NE of King Cove, Alaska · 2910 days ago · 9 km deep · 41 km away
  28. 2.323 km SSE of King Cove, Alaska · 2909 days ago · 99 km deep · 67 km away
  29. 2.2Alaska Peninsula · 2909 days ago · 98 km deep · 55 km away
  30. 1.762 km NE of King Cove, Alaska · 2908 days ago · 7 km deep · 67 km away
  31. 3.720 km SE of False Pass, Alaska · 2907 days ago · 112 km deep · 82 km away

Before

  1. 2.24 km N of King Cove, Alaska · 2968 days ago · 138 km deep · 41 km away
  2. 2.255 km NE of King Cove, Alaska · 2968 days ago · 117 km deep · 65 km away
  3. 2.338 km NE of King Cove, Alaska · 2969 days ago · 125 km deep · 48 km away
  4. 2.9Alaska Peninsula · 2975 days ago · 77 km deep · 96 km away
  5. 1.954 km SSE of King Cove, Alaska · 2975 days ago · 13 km deep · 98 km away
  6. 2.114 km SSW of Cold Bay, Alaska · 2976 days ago · 107 km deep · 38 km away
  7. 2.426 km SSW of Cold Bay, Alaska · 2989 days ago · 126 km deep · 49 km away
  8. 1.65 km SSE of False Pass, Alaska · 2990 days ago · 2 km deep · 78 km away
  9. 2.22 km SSE of False Pass, Alaska · 2990 days ago · 3 km deep · 77 km away
  10. 2.724 km ENE of False Pass, Alaska · 2993 days ago · 116 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aacse018aj39ixd. Read Wed, Sep 30, 2026, 8:25 PM UTC.