Alaska earthquakes

M2.0 earthquake 88 km E of Nikolski, Alaska

A magnitude 2.0 earthquake struck 88 km E of Nikolski, Alaska on Tue, May 4, 2021, 8:22 AM AKDT (16:22 UTC), 50 km (31 mi) below the surface.

A larger quake followed: M4.7 81 km SSW of Unalaska, 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
2.0 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-05-04 16:22:35 UTC
Depth
49.5 km (30.8 mi), shallow
Epicenter
52.803° N, 167.566° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 27 in the 30 days before it.

After

  1. 3.653 km ESE of Nikolski, Alaska · 1975 days ago · 35 km deep · 45 km away
  2. 2.240 km ESE of Nikolski, Alaska · 1966 days ago · 30 km deep · 50 km away
  3. 2.955 km SE of Nikolski, Alaska · 1966 days ago · 35 km deep · 52 km away
  4. 2.746 km ESE of Nikolski, Alaska · 1961 days ago · 24 km deep · 42 km away
  5. 2.637 km ESE of Nikolski, Alaska · 1951 days ago · 34 km deep · 55 km away
  6. 1.686 km SSW of Unalaska, Alaska · 1950 days ago · 23 km deep · 51 km away
  7. 3.472 km SSW of Unalaska, Alaska · 1949 days ago · 53 km deep · 69 km away
  8. 3.881 km S of Unalaska, Alaska · 1945 days ago · 35 km deep · 76 km away
  9. 2.042 km SSW of Unalaska, Alaska · 1942 days ago · 75 km deep · 95 km away
  10. 3.556 km SSE of Nikolski, Alaska · 1937 days ago · 35 km deep · 75 km away
  11. 3.972 km S of Nikolski, Alaska · 1936 days ago · 38 km deep · 93 km away
  12. 3.554 km NNE of Nikolski, Alaska · 1932 days ago · 109 km deep · 98 km away
  13. 1.893 km SSW of Unalaska, Alaska · 1931 days ago · 43 km deep · 44 km away
  14. 1.8121 km S of Unalaska, Alaska · 1928 days ago · 5 km deep · 61 km away
  15. 1.7165 km S of Unalaska, Alaska · 1922 days ago · 19 km deep · 100 km away
  16. 2.154 km SSE of Nikolski, Alaska · 1922 days ago · 51 km deep · 71 km away
  17. 1.778 km SSW of Unalaska, Alaska · 1917 days ago · 58 km deep · 59 km away
  18. 2.097 km ENE of Nikolski, Alaska · 1917 days ago · 50 km deep · 38 km away
  19. 1.7102 km E of Nikolski, Alaska · 1917 days ago · 26 km deep · 18 km away
  20. 1.877 km S of Unalaska, Alaska · 1917 days ago · 25 km deep · 69 km away
  21. 3.5101 km SSW of Unalaska, Alaska · 1917 days ago · 35 km deep · 38 km away
  22. 4.781 km SSW of Unalaska, Alaska · 1917 days ago · 47 km deep · 61 km away · felt by 3

Before

  1. 3.6119 km E of Nikolski, Alaska · 1982 days ago · 51 km deep · 32 km away
  2. 2.6105 km S of Unalaska, Alaska · 1982 days ago · 32 km deep · 54 km away
  3. 3.17 km NW of Nikolski, Alaska · 1984 days ago · 80 km deep · 94 km away
  4. 2.792 km ESE of Nikolski, Alaska · 1984 days ago · 26 km deep · 8 km away
  5. 2.869 km SE of Nikolski, Alaska · 1985 days ago · 22 km deep · 38 km away
  6. 2.127 km SSE of Nikolski, Alaska · 1988 days ago · 52 km deep · 82 km away
  7. 3.286 km E of Nikolski, Alaska · 1989 days ago · 35 km deep · 11 km away
  8. 3.234 km SSE of Nikolski, Alaska · 1991 days ago · 35 km deep · 80 km away
  9. 2.865 km SE of Nikolski, Alaska · 1991 days ago · 35 km deep · 40 km away
  10. 1.755 km ESE of Nikolski, Alaska · 1993 days ago · 26 km deep · 40 km away
  11. 1.582 km SW of Unalaska, Alaska · 1994 days ago · 62 km deep · 56 km away
  12. 1.663 km SSW of Unalaska, Alaska · 1994 days ago · 30 km deep · 74 km away
  13. 3.0142 km ESE of Nikolski, Alaska · 1994 days ago · 6 km deep · 55 km away
  14. 2.6131 km S of Unalaska, Alaska · 1996 days ago · 4 km deep · 64 km away
  15. 1.769 km S of Unalaska, Alaska · 1996 days ago · 21 km deep · 84 km away
  16. 1.986 km SW of Unalaska, Alaska · 1996 days ago · 26 km deep · 55 km away
  17. 1.969 km E of Nikolski, Alaska · 1998 days ago · 40 km deep · 27 km away
  18. 2.97 km N of Nikolski, Alaska · 2000 days ago · 70 km deep · 88 km away
  19. 2.9Fox Islands, Aleutian Islands, Alaska · 2000 days ago · 52 km deep · 60 km away
  20. 3.191 km SE of Nikolski, Alaska · 2000 days ago · 12 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0215pcarf0. Read Fri, Oct 2, 2026, 5:16 AM UTC.