Alaska earthquakes

M2.8 earthquake 60 km SW of Nelson Lagoon, Alaska

A magnitude 2.8 earthquake struck 60 km SW of Nelson Lagoon, Alaska on Sat, Aug 25, 2018, 8:42 PM AKDT (04:42 UTC), 180 km (112 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
2.8 (ml), micro
Local time
UTC
2018-08-26 04:42:49 UTC
Depth
179.7 km (111.6 mi), intermediate-depth
Epicenter
55.649° N, 161.942° 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.

Location uncertainty
About 10.3 km horizontally, 7.6 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
92°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.953 km W of Nelson Lagoon, Alaska · 2955 days ago · 14 km deep · 31 km away
  2. 1.9Alaska Peninsula · 2954 days ago · 73 km deep · 85 km away
  3. 2.621 km NNW of Nelson Lagoon, Alaska · 2952 days ago · 198 km deep · 73 km away
  4. 2.151 km NNE of King Cove, Alaska · 2941 days ago · 23 km deep · 22 km away
  5. 2.553 km NNE of King Cove, Alaska · 2941 days ago · 25 km deep · 22 km away
  6. 2.317 km SW of Sand Point, Alaska · 2939 days ago · 70 km deep · 90 km away
  7. 2.26 km NNW of Sand Point, Alaska · 2938 days ago · 76 km deep · 93 km away
  8. 2.941 km NE of Cold Bay, Alaska · 2936 days ago · 161 km deep · 31 km away
  9. 2.042 km ESE of King Cove, Alaska · 2934 days ago · 64 km deep · 83 km away
  10. 1.851 km S of Nelson Lagoon, Alaska · 2933 days ago · 109 km deep · 40 km away
  11. 1.543 km ENE of King Cove, Alaska · 2927 days ago · 78 km deep · 52 km away
  12. 2.634 km SW of Nelson Lagoon, Alaska · 2925 days ago · 170 km deep · 26 km away
  13. 3.954 km SW of Nelson Lagoon, Alaska · 2919 days ago · 168 km deep · 6 km away
  14. 3.730 km NW of Nelson Lagoon, Alaska · 2910 days ago · 202 km deep · 66 km away
  15. 1.914 km NNE of King Cove, Alaska · 2909 days ago · 7 km deep · 55 km away
  16. 1.513 km NE of King Cove, Alaska · 2909 days ago · 9 km deep · 57 km away
  17. 2.323 km SSE of King Cove, Alaska · 2909 days ago · 99 km deep · 89 km away
  18. 2.2Alaska Peninsula · 2909 days ago · 98 km deep · 92 km away
  19. 1.762 km NE of King Cove, Alaska · 2908 days ago · 7 km deep · 28 km away
  20. 2.946 km SE of Nelson Lagoon, Alaska · 2908 days ago · 139 km deep · 86 km away
  21. 3.524 km SW of Nelson Lagoon, Alaska · 2901 days ago · 166 km deep · 36 km away

Before

  1. 1.937 km NNW of Sand Point, Alaska · 2960 days ago · 88 km deep · 71 km away
  2. 2.830 km SE of Nelson Lagoon, Alaska · 2962 days ago · 164 km deep · 71 km away
  3. 3.023 km N of Cold Bay, Alaska · 2966 days ago · 164 km deep · 56 km away
  4. 1.946 km SW of Sand Point, Alaska · 2967 days ago · 65 km deep · 92 km away
  5. 2.24 km N of King Cove, Alaska · 2968 days ago · 138 km deep · 66 km away
  6. 2.255 km NE of King Cove, Alaska · 2968 days ago · 117 km deep · 32 km away
  7. 2.338 km NE of King Cove, Alaska · 2969 days ago · 125 km deep · 35 km away
  8. 2.444 km SE of Nelson Lagoon, Alaska · 2969 days ago · 137 km deep · 79 km away
  9. 1.914 km N of Sand Point, Alaska · 2973 days ago · 71 km deep · 93 km away
  10. 2.114 km SSW of Cold Bay, Alaska · 2976 days ago · 107 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000ghml (also filed as ak20212718, aacse018axojg0s, ak018axojg0s). Read Wed, Sep 30, 2026, 4:24 PM UTC.