Alaska earthquakes

M2.3 earthquake 112 km SSE of Ugashik, Alaska

A magnitude 2.3 earthquake struck 112 km SSE of Ugashik, Alaska on Wed, Feb 24, 2021, 11:53 PM AKST (08:53 UTC), 75 km (46 mi) below the surface.

A larger quake followed: M3.1 116 km ENE of Chignik, 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
2.3 (ml), micro
Local time
UTC
2021-02-25 08:53:39 UTC
Depth
74.6 km (46.4 mi), intermediate-depth
Epicenter
56.608° N, 156.564° 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
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 43 in the 60 days after this one and 32 in the 30 days before it.

After

  1. 2.3100 km SW of Akhiok, Alaska · 2042 days ago · 64 km deep · 95 km away
  2. 1.741 km ESE of Ugashik, Alaska · 2041 days ago · 2 km deep · 79 km away
  3. 3.1116 km ENE of Chignik, Alaska · 2040 days ago · 73 km deep · 10 km away
  4. 1.873 km SE of Ugashik, Alaska · 2039 days ago · 75 km deep · 54 km away
  5. 2.223 km ENE of Chignik, Alaska · 2038 days ago · 68 km deep · 95 km away
  6. 2.153 km E of Port Heiden, Alaska · 2037 days ago · 8 km deep · 80 km away
  7. 2.757 km ENE of Chignik, Alaska · 2036 days ago · 66 km deep · 61 km away
  8. 2.445 km SE of Port Heiden, Alaska · 2035 days ago · 94 km deep · 90 km away
  9. 2.254 km SE of Ugashik, Alaska · 2034 days ago · 86 km deep · 62 km away
  10. 2.237 km ENE of Chignik, Alaska · 2033 days ago · 65 km deep · 81 km away
  11. 1.955 km E of Ugashik, Alaska · 2027 days ago · 91 km deep · 97 km away
  12. 2.459 km ESE of Port Heiden, Alaska · 2024 days ago · 93 km deep · 72 km away
  13. 2.049 km ESE of Ugashik, Alaska · 2023 days ago · 91 km deep · 84 km away
  14. 1.851 km SSE of Ugashik, Alaska · 2023 days ago · 4 km deep · 64 km away
  15. 2.446 km E of Chignik, Alaska · 2021 days ago · 45 km deep · 76 km away
  16. 1.925 km SE of Ugashik, Alaska · 2021 days ago · 109 km deep · 90 km away
  17. 2.251 km S of Ugashik, Alaska · 2019 days ago · 108 km deep · 76 km away
  18. 1.668 km SSE of Ugashik, Alaska · 2017 days ago · 83 km deep · 45 km away
  19. 1.640 km ESE of Ugashik, Alaska · 2017 days ago · 112 km deep · 90 km away
  20. 2.364 km SW of Akhiok, Alaska · 2017 days ago · 65 km deep · 97 km away
  21. 1.957 km WSW of Akhiok, Alaska · 2017 days ago · 11 km deep · 96 km away
  22. 2.685 km W of Akhiok, Alaska · 2014 days ago · 60 km deep · 66 km away
  23. 2.084 km W of Akhiok, Alaska · 2012 days ago · 47 km deep · 67 km away
  24. 2.630 km NE of Chignik, Alaska · 2008 days ago · 77 km deep · 96 km away
  25. 2.127 km SSE of Ugashik, Alaska · 2008 days ago · 6 km deep · 85 km away
  26. 2.534 km ENE of Chignik, Alaska · 2006 days ago · 65 km deep · 84 km away
  27. 2.123 km SE of Ugashik, Alaska · 2006 days ago · 117 km deep · 92 km away
  28. 2.586 km SE of Ugashik, Alaska · 2002 days ago · 67 km deep · 36 km away
  29. 2.038 km SSE of Ugashik, Alaska · 2001 days ago · 14 km deep · 75 km away
  30. 1.9115 km SE of Ugashik, Alaska · 1999 days ago · 20 km deep · 36 km away
  31. 2.4106 km E of Chignik, Alaska · 1999 days ago · 37 km deep · 49 km away
  32. 2.378 km E of Chignik, Alaska · 1999 days ago · 23 km deep · 60 km away
  33. 2.127 km E of Chignik, Alaska · 1998 days ago · 62 km deep · 93 km away
  34. 2.3100 km W of Akhiok, Alaska · 1998 days ago · 7 km deep · 62 km away
  35. 2.7101 km SE of Ugashik, Alaska · 1996 days ago · 57 km deep · 23 km away
  36. 2.6114 km E of Chignik, Alaska · 1996 days ago · 51 km deep · 40 km away
  37. 2.561 km ESE of Chignik, Alaska · 1995 days ago · 55 km deep · 84 km away
  38. 2.272 km W of Akhiok, Alaska · 1993 days ago · 59 km deep · 80 km away
  39. 2.879 km WNW of Akhiok, Alaska · 1991 days ago · 53 km deep · 87 km away
  40. 2.7114 km E of Chignik, Alaska · 1990 days ago · 35 km deep · 49 km away
  41. 2.249 km SE of Ugashik, Alaska · 1988 days ago · 107 km deep · 66 km away
  42. 2.191 km SSE of Ugashik, Alaska · 1988 days ago · 77 km deep · 25 km away
  43. 2.4139 km E of Chignik, Alaska · 1983 days ago · 70 km deep · 53 km away

Before

  1. 1.981 km SE of Ugashik, Alaska · 2043 days ago · 74 km deep · 59 km away
  2. 1.873 km ESE of Ugashik, Alaska · 2043 days ago · 7 km deep · 64 km away
  3. 2.558 km E of Chignik, Alaska · 2044 days ago · 60 km deep · 67 km away
  4. 1.664 km E of Ugashik, Alaska · 2045 days ago · 86 km deep · 97 km away
  5. 1.794 km SW of Akhiok, Alaska · 2045 days ago · 2 km deep · 90 km away
  6. 1.867 km SE of Ugashik, Alaska · 2045 days ago · 87 km deep · 62 km away
  7. 2.179 km WSW of Akhiok, Alaska · 2046 days ago · 65 km deep · 76 km away
  8. 2.258 km E of Ugashik, Alaska · 2048 days ago · 92 km deep · 93 km away
  9. 1.973 km SE of Ugashik, Alaska · 2049 days ago · 79 km deep · 58 km away
  10. 2.957 km E of Port Heiden, Alaska · 2049 days ago · 14 km deep · 83 km away
  11. 1.559 km SW of Akhiok, Alaska · 2050 days ago · 10 km deep · 98 km away
  12. 2.672 km ESE of Chignik, Alaska · 2050 days ago · 43 km deep · 92 km away
  13. 2.427 km E of Chignik, Alaska · 2051 days ago · 63 km deep · 92 km away
  14. 2.4123 km SSE of Ugashik, Alaska · 2052 days ago · 73 km deep · 19 km away
  15. 2.079 km SE of Ugashik, Alaska · 2052 days ago · 75 km deep · 36 km away
  16. 3.093 km SE of Ugashik, Alaska · 2053 days ago · 69 km deep · 50 km away
  17. 2.035 km E of Port Heiden, Alaska · 2055 days ago · 5 km deep · 97 km away
  18. 3.675 km SE of Chignik, Alaska · 2058 days ago · 34 km deep · 95 km away
  19. 1.953 km ENE of Chignik, Alaska · 2060 days ago · 57 km deep · 65 km away
  20. 1.677 km W of Akhiok, Alaska · 2060 days ago · 74 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0212kr6cj3. Read Wed, Sep 30, 2026, 1:09 AM UTC.