Alaska earthquakes

M1.7 earthquake 36 km W of Atka, Alaska

A magnitude 1.7 earthquake struck 36 km W of Atka, Alaska on Thu, Apr 8, 2021, 12:52 AM HADT (09:52 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M4.2 45 km E of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-04-08 09:52:25 UTC
Depth
25.4 km (15.8 mi), shallow
Epicenter
52.178° N, 174.735° 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
14

Nearby

Within 100 km, magnitude 1.5 and up: 63 in the 60 days after this one and 52 in the 30 days before it.

After

  1. 1.979 km ESE of Adak, Alaska · 2002 days ago · 32 km deep · 78 km away
  2. 2.163 km ESE of Atka, Alaska · 2002 days ago · 24 km deep · 96 km away
  3. 2.695 km ESE of Adak, Alaska · 1999 days ago · 35 km deep · 79 km away
  4. 3.629 km NE of Atka, AK · 1997 days ago · 174 km deep · 63 km away
  5. 3.075 km WSW of Atka, Alaska · 1996 days ago · 233 km deep · 40 km away
  6. 2.241 km E of Adak, Alaska · 1996 days ago · 75 km deep · 98 km away
  7. 2.350 km ENE of Adak, Alaska · 1996 days ago · 183 km deep · 87 km away
  8. 2.086 km S of Atka, Alaska · 1995 days ago · 26 km deep · 89 km away
  9. 2.047 km ESE of Atka, Alaska · 1994 days ago · 65 km deep · 83 km away
  10. 3.149 km SW of Atka, Alaska · 1994 days ago · 10 km deep · 29 km away
  11. 1.654 km E of Atka, Alaska · 1994 days ago · 13 km deep · 91 km away
  12. 1.575 km ESE of Adak, Alaska · 1994 days ago · 29 km deep · 88 km away
  13. 1.978 km SSE of Atka, Alaska · 1994 days ago · 17 km deep · 99 km away
  14. 1.628 km SE of Atka, Alaska · 1993 days ago · 11 km deep · 57 km away
  15. 2.874 km ESE of Adak, Alaska · 1993 days ago · 35 km deep · 99 km away
  16. 3.646 km N of Atka, Alaska · 1993 days ago · 192 km deep · 59 km away
  17. 1.863 km E of Atka, Alaska · 1993 days ago · 4 km deep · 99 km away
  18. 2.182 km E of Adak, Alaska · 1992 days ago · 116 km deep · 53 km away
  19. 1.815 km SSW of Atka, Alaska · 1992 days ago · 74 km deep · 33 km away
  20. 1.943 km SE of Atka, Alaska · 1992 days ago · 17 km deep · 73 km away
  21. 1.861 km E of Atka, Alaska · 1992 days ago · 13 km deep · 97 km away
  22. 1.678 km E of Adak, Alaska · 1992 days ago · 71 km deep · 62 km away
  23. 1.756 km E of Adak, Alaska · 1992 days ago · 71 km deep · 81 km away
  24. 2.933 km S of Atka, Alaska · 1991 days ago · 3 km deep · 48 km away
  25. 3.9Andreanof Islands, Aleutian Islands, Alaska · 1991 days ago · 221 km deep · 57 km away
  26. 2.228 km SE of Atka, Alaska · 1991 days ago · 70 km deep · 57 km away
  27. 2.6102 km ESE of Adak, Alaska · 1991 days ago · 35 km deep · 82 km away
  28. 2.454 km ENE of Adak, Alaska · 1989 days ago · 197 km deep · 81 km away
  29. 1.683 km SW of Atka, Alaska · 1989 days ago · 26 km deep · 57 km away
  30. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1989 days ago · 69 km deep · 95 km away
  31. 2.220 km E of Atka, Alaska · 1988 days ago · 115 km deep · 57 km away
  32. 3.0Andreanof Islands, Aleutian Islands, Alaska · 1988 days ago · 192 km deep · 25 km away
  33. 3.7106 km ESE of Adak, Alaska · 1988 days ago · 35 km deep · 84 km away
  34. 2.237 km ESE of Atka, Alaska · 1987 days ago · 153 km deep · 73 km away
  35. 2.154 km E of Atka, Alaska · 1987 days ago · 88 km deep · 90 km away
  36. 2.120 km ESE of Atka, Alaska · 1987 days ago · 146 km deep · 56 km away
  37. 3.168 km SE of Atka, Alaska · 1987 days ago · 35 km deep · 99 km away
  38. 1.766 km SW of Atka, Alaska · 1987 days ago · 63 km deep · 42 km away
  39. 3.893 km ESE of Adak, Alaska · 1986 days ago · 50 km deep · 70 km away
  40. 1.771 km SW of Atka, Alaska · 1986 days ago · 38 km deep · 45 km away
  41. 2.5Andreanof Islands, Aleutian Islands, Alaska · 1985 days ago · 35 km deep · 77 km away
  42. 2.256 km WNW of Atka, Alaska · 1984 days ago · 78 km deep · 26 km away
  43. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1983 days ago · 6 km deep · 22 km away
  44. 1.943 km SSW of Atka, Alaska · 1983 days ago · 44 km deep · 47 km away
  45. 1.746 km ENE of Adak, Alaska · 1983 days ago · 8 km deep · 89 km away
  46. 2.869 km ENE of Adak, Alaska · 1982 days ago · 82 km deep · 65 km away
  47. 2.145 km E of Adak, Alaska · 1981 days ago · 127 km deep · 89 km away
  48. 2.363 km S of Atka, Alaska · 1981 days ago · 21 km deep · 72 km away
  49. 3.856 km NE of Adak, Alaska · 1980 days ago · 155 km deep · 97 km away
  50. 3.345 km SSE of Atka, Alaska · 1978 days ago · 56 km deep · 71 km away
  51. 3.6100 km SW of Atka, Alaska · 1976 days ago · 35 km deep · 78 km away
  52. 2.991 km N of Atka, Alaska · 1968 days ago · 155 km deep · 99 km away
  53. 1.599 km SW of Atka, Alaska · 1968 days ago · 26 km deep · 78 km away
  54. 1.934 km ENE of Adak, Alaska · 1967 days ago · 132 km deep · 100 km away
  55. 3.199 km ESE of Adak, Alaska · 1967 days ago · 35 km deep · 76 km away
  56. 2.955 km SW of Atka, Alaska · 1966 days ago · 51 km deep · 40 km away
  57. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1966 days ago · 29 km deep · 72 km away
  58. 2.579 km WSW of Atka, Alaska · 1965 days ago · 57 km deep · 51 km away
  59. 3.955 km SSE of Atka, Alaska · 1959 days ago · 35 km deep · 76 km away
  60. 2.984 km E of Adak, Alaska · 1954 days ago · 238 km deep · 54 km away

The first 60 of 63.

Before

  1. 3.9Andreanof Islands, Aleutian Islands, Alaska · 2002 days ago · 221 km deep · 43 km away
  2. 3.687 km SW of Atka, Alaska · 2002 days ago · 35 km deep · 66 km away
  3. 2.59 km SSE of Atka, Alaska · 2003 days ago · 187 km deep · 39 km away
  4. 2.060 km E of Atka, Alaska · 2003 days ago · 3 km deep · 96 km away
  5. 1.846 km NE of Atka, Alaska · 2003 days ago · 2 km deep · 79 km away
  6. 2.642 km S of Atka, Alaska · 2003 days ago · 77 km deep · 52 km away
  7. 2.570 km ESE of Adak, Alaska · 2003 days ago · 23 km deep · 83 km away
  8. 2.866 km SSE of Atka, Alaska · 2004 days ago · 27 km deep · 86 km away
  9. 3.752 km WSW of Atka, Alaska · 2007 days ago · 10 km deep · 24 km away
  10. 2.980 km S of Atka, Alaska · 2007 days ago · 34 km deep · 91 km away
  11. 3.392 km SW of Atka, Alaska · 2007 days ago · 35 km deep · 69 km away
  12. 1.975 km E of Adak, Alaska · 2008 days ago · 78 km deep · 61 km away
  13. 1.875 km SW of Atka, Alaska · 2010 days ago · 42 km deep · 58 km away
  14. 1.980 km ESE of Adak, Alaska · 2010 days ago · 46 km deep · 94 km away
  15. 2.051 km E of Adak, Alaska · 2011 days ago · 104 km deep · 83 km away
  16. 2.032 km SE of Atka, Alaska · 2011 days ago · 66 km deep · 62 km away
  17. 2.1Andreanof Islands, Aleutian Islands, Alaska · 2011 days ago · 15 km deep · 95 km away
  18. 2.6102 km SW of Atka, Alaska · 2014 days ago · 25 km deep · 81 km away
  19. 2.885 km WSW of Atka, Alaska · 2014 days ago · 63 km deep · 57 km away
  20. 1.983 km S of Atka, Alaska · 2014 days ago · 1 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0214i8c42l. Read Thu, Oct 1, 2026, 12:29 PM UTC.