Alaska earthquakes

M1.8 earthquake 36 km S of False Pass, Alaska

A magnitude 1.8 earthquake struck 36 km S of False Pass, Alaska on Sat, May 8, 2021, 11:36 AM AKDT (19:36 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.3 84 km SSE of False Pass, 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), micro
Local time
UTC
2021-05-08 19:36:34 UTC
Depth
7.6 km (4.7 mi), shallow
Epicenter
54.532° N, 163.364° 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 2.9 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
313°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 29 in the 60 days after this one and 49 in the 30 days before it.

After

  1. 3.384 km SSE of False Pass, Alaska · 1963 days ago · 13 km deep · 53 km away
  2. 1.627 km S of King Cove, Alaska · 1959 days ago · 72 km deep · 73 km away
  3. 2.123 km SSE of False Pass, Alaska · 1959 days ago · 9 km deep · 13 km away
  4. 2.024 km S of False Pass, Alaska · 1958 days ago · 18 km deep · 12 km away
  5. 2.7110 km ESE of Akutan, Alaska · 1956 days ago · 34 km deep · 99 km away
  6. 2.4110 km S of King Cove, Alaska · 1956 days ago · 6 km deep · 93 km away
  7. 1.539 km S of False Pass, Alaska · 1954 days ago · 1 km deep · 5 km away
  8. 2.298 km S of False Pass, Alaska · 1943 days ago · 16 km deep · 62 km away
  9. 1.873 km SSE of King Cove, Alaska · 1943 days ago · 14 km deep · 89 km away
  10. 1.923 km SSE of False Pass, Alaska · 1943 days ago · 13 km deep · 13 km away
  11. 3.3131 km S of False Pass, Alaska · 1939 days ago · 22 km deep · 96 km away
  12. 3.225 km NW of False Pass, Alaska · 1935 days ago · 22 km deep · 58 km away
  13. 2.559 km S of King Cove, Alaska · 1931 days ago · 53 km deep · 70 km away
  14. 1.524 km S of False Pass, Alaska · 1924 days ago · 13 km deep · 11 km away
  15. 2.893 km SSE of False Pass, Alaska · 1924 days ago · 35 km deep · 59 km away
  16. 1.685 km SE of False Pass, Alaska · 1923 days ago · 10 km deep · 61 km away
  17. 1.630 km SSE of False Pass, Alaska · 1923 days ago · 13 km deep · 11 km away
  18. 3.281 km SE of False Pass, Alaska · 1922 days ago · 27 km deep · 53 km away
  19. 2.5Alaska Peninsula · 1921 days ago · 20 km deep · 56 km away
  20. 1.740 km S of False Pass, Alaska · 1915 days ago · -3 km deep · 7 km away
  21. 1.793 km S of False Pass, Alaska · 1913 days ago · 42 km deep · 59 km away
  22. 1.547 km SE of False Pass, Alaska · 1913 days ago · 10 km deep · 28 km away
  23. 1.571 km SSE of King Cove, Alaska · 1913 days ago · 36 km deep · 95 km away
  24. 1.938 km SSE of False Pass, Alaska · 1913 days ago · 78 km deep · 5 km away
  25. 2.621 km WNW of False Pass, Alaska · 1910 days ago · 153 km deep · 50 km away
  26. 1.992 km S of False Pass, Alaska · 1908 days ago · 42 km deep · 58 km away
  27. 1.826 km SSE of False Pass, Alaska · 1907 days ago · 8 km deep · 10 km away
  28. 2.691 km S of False Pass, Alaska · 1906 days ago · 35 km deep · 55 km away
  29. 2.077 km S of False Pass, Alaska · 1905 days ago · 66 km deep · 42 km away

Before

  1. 1.932 km S of False Pass, Alaska · 1965 days ago · 6 km deep · 5 km away
  2. 1.619 km SSW of Cold Bay, Alaska · 1972 days ago · 4 km deep · 64 km away
  3. 2.597 km SSE of False Pass, Alaska · 1973 days ago · 7 km deep · 66 km away
  4. 1.926 km SSE of King Cove, Alaska · 1973 days ago · 90 km deep · 82 km away
  5. 1.532 km S of False Pass, Alaska · 1974 days ago · 13 km deep · 4 km away
  6. 1.737 km SSE of False Pass, Alaska · 1974 days ago · 63 km deep · 12 km away
  7. 1.987 km ESE of Akutan, Alaska · 1974 days ago · 50 km deep · 98 km away
  8. 2.1114 km ESE of Akutan, Alaska · 1974 days ago · 26 km deep · 93 km away
  9. 2.0105 km ESE of Akutan, Alaska · 1974 days ago · 67 km deep · 84 km away
  10. 1.852 km ESE of False Pass, Alaska · 1974 days ago · 62 km deep · 43 km away
  11. 2.0114 km ESE of Akutan, Alaska · 1974 days ago · 26 km deep · 93 km away
  12. 1.829 km SSE of False Pass, Alaska · 1975 days ago · 10 km deep · 9 km away
  13. 2.0Unimak Island region, Alaska · 1975 days ago · 40 km deep · 69 km away
  14. 1.830 km SSE of False Pass, Alaska · 1975 days ago · 13 km deep · 7 km away
  15. 2.1106 km ESE of Akutan, Alaska · 1976 days ago · 43 km deep · 97 km away
  16. 1.626 km SSE of False Pass, Alaska · 1976 days ago · 11 km deep · 10 km away
  17. 2.029 km W of False Pass, Alaska · 1976 days ago · 25 km deep · 44 km away
  18. 1.899 km ESE of Akutan, Alaska · 1976 days ago · 26 km deep · 88 km away
  19. 1.7100 km ESE of Akutan, Alaska · 1976 days ago · 38 km deep · 87 km away
  20. 1.728 km SSE of False Pass, Alaska · 1977 days ago · 16 km deep · 10 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av91238411. Read Wed, Sep 23, 2026, 5:36 PM UTC.