Alaska earthquakes

M2.1 earthquake 146 km ESE of Nikolski, Alaska

A magnitude 2.1 earthquake struck 146 km ESE of Nikolski, Alaska on Fri, Mar 12, 2021, 7:20 PM AKST (04:20 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M3.6 119 km E of Nikolski, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2021-03-13 04:20:01 UTC
Depth
25.6 km (15.9 mi), shallow
Epicenter
52.517° N, 166.813° 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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 36 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 3.259 km ESE of Nikolski, Alaska · 2022 days ago · 28 km deep · 88 km away
  2. 1.979 km S of Unalaska, Alaska · 2022 days ago · 22 km deep · 73 km away
  3. 1.986 km SSW of Unalaska, Alaska · 2022 days ago · 26 km deep · 72 km away
  4. 3.191 km SSE of Nikolski, Alaska · 2021 days ago · 10 km deep · 96 km away
  5. 1.574 km S of Unalaska, Alaska · 2020 days ago · 45 km deep · 78 km away
  6. 3.278 km S of Unalaska, Alaska · 2020 days ago · 25 km deep · 74 km away
  7. 1.988 km ENE of Nikolski, Alaska · 2018 days ago · 55 km deep · 88 km away
  8. 2.3124 km S of Unalaska, Alaska · 2014 days ago · 5 km deep · 29 km away
  9. 3.080 km SE of Nikolski, Alaska · 2014 days ago · 35 km deep · 90 km away
  10. 1.8107 km E of Nikolski, Alaska · 2013 days ago · 16 km deep · 55 km away
  11. 1.771 km SSW of Unalaska, Alaska · 2013 days ago · 50 km deep · 83 km away
  12. 1.6104 km E of Nikolski, Alaska · 2012 days ago · 26 km deep · 57 km away
  13. 2.548 km ESE of Nikolski, Alaska · 2010 days ago · 35 km deep · 98 km away
  14. 2.077 km SSW of Unalaska, Alaska · 2008 days ago · 25 km deep · 75 km away
  15. 1.953 km ESE of Nikolski, Alaska · 2002 days ago · 26 km deep · 92 km away
  16. 1.887 km SSW of Unalaska, Alaska · 2001 days ago · 26 km deep · 70 km away
  17. 3.191 km SE of Nikolski, Alaska · 1997 days ago · 12 km deep · 74 km away
  18. 2.9Fox Islands, Aleutian Islands, Alaska · 1997 days ago · 52 km deep · 84 km away
  19. 1.969 km E of Nikolski, Alaska · 1994 days ago · 40 km deep · 86 km away
  20. 1.986 km SW of Unalaska, Alaska · 1993 days ago · 26 km deep · 93 km away
  21. 1.769 km S of Unalaska, Alaska · 1992 days ago · 21 km deep · 84 km away
  22. 2.6131 km S of Unalaska, Alaska · 1992 days ago · 4 km deep · 23 km away
  23. 3.0142 km ESE of Nikolski, Alaska · 1991 days ago · 6 km deep · 9 km away
  24. 1.663 km SSW of Unalaska, Alaska · 1991 days ago · 30 km deep · 94 km away
  25. 1.582 km SW of Unalaska, Alaska · 1990 days ago · 62 km deep · 91 km away
  26. 1.755 km ESE of Nikolski, Alaska · 1989 days ago · 26 km deep · 92 km away
  27. 2.865 km SE of Nikolski, Alaska · 1988 days ago · 35 km deep · 85 km away
  28. 3.286 km E of Nikolski, Alaska · 1985 days ago · 35 km deep · 67 km away
  29. 2.869 km SE of Nikolski, Alaska · 1981 days ago · 22 km deep · 81 km away
  30. 2.792 km ESE of Nikolski, Alaska · 1981 days ago · 26 km deep · 55 km away
  31. 2.6105 km S of Unalaska, Alaska · 1979 days ago · 32 km deep · 46 km away
  32. 3.6119 km E of Nikolski, Alaska · 1978 days ago · 51 km deep · 41 km away
  33. 3.4191 km SE of Nikolski, Alaska · 1976 days ago · 11 km deep · 85 km away
  34. 3.4188 km SE of Nikolski, Alaska · 1976 days ago · 12 km deep · 81 km away
  35. 2.088 km E of Nikolski, Alaska · 1973 days ago · 50 km deep · 60 km away
  36. 3.653 km ESE of Nikolski, Alaska · 1971 days ago · 35 km deep · 95 km away

Before

  1. 2.9102 km SSW of Unalaska, Alaska · 2029 days ago · 35 km deep · 51 km away
  2. 2.4136 km S of Unalaska, Alaska · 2030 days ago · 5 km deep · 16 km away
  3. 3.746 km ESE of Nikolski, Alaska · 2030 days ago · 44 km deep · 99 km away
  4. 2.167 km ESE of Nikolski, Alaska · 2038 days ago · 16 km deep · 79 km away
  5. 3.5206 km ESE of Nikolski, Alaska · 2039 days ago · 10 km deep · 72 km away
  6. 3.279 km SSW of Unalaska, Alaska · 2039 days ago · 10 km deep · 83 km away
  7. 2.8140 km S of Unalaska, Alaska · 2042 days ago · 10 km deep · 20 km away
  8. 3.1133 km S of Unalaska, Alaska · 2042 days ago · 29 km deep · 19 km away
  9. 2.7Fox Islands, Aleutian Islands, Alaska · 2042 days ago · 20 km deep · 20 km away
  10. 2.1135 km S of Unalaska, Alaska · 2042 days ago · 37 km deep · 17 km away
  11. 2.1118 km S of Unalaska, Alaska · 2043 days ago · 6 km deep · 34 km away
  12. 4.0186 km SSE of Unalaska, Alaska · 2043 days ago · 10 km deep · 73 km away
  13. 3.374 km SSW of Unalaska, Alaska · 2043 days ago · 35 km deep · 79 km away
  14. 1.984 km S of Unalaska, Alaska · 2043 days ago · 5 km deep · 68 km away
  15. 1.584 km SW of Unalaska, Alaska · 2045 days ago · 14 km deep · 88 km away
  16. 3.0135 km SSE of Unalaska, Alaska · 2047 days ago · 10 km deep · 97 km away
  17. 1.885 km E of Nikolski, Alaska · 2054 days ago · 10 km deep · 71 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0213b570eq. Read Mon, Sep 28, 2026, 1:31 PM UTC.