Alaska earthquakes

M1.9 earthquake 16 km SW of Atka, Alaska

A magnitude 1.9 earthquake struck 16 km SW of Atka, Alaska on Fri, Feb 16, 2024, 11:18 AM HAST (21:18 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.6 94 km SW of Atka, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2024-02-16 21:18:44 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
52.113° N, 174.402° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
1.9ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
1.71ML, local (Richter)AVFinal · ±0.377868693186453 · 7 stations

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
29

Nearby

Within 100 km, magnitude 1.5 and up: 111 in the 60 days after this one and 48 in the 30 days before it.

After

  1. 4.285 km WSW of Atka, Alaska · 960 days ago · 56 km deep · 68 km away
  2. 2.871 km SSW of Atka, Alaska · 960 days ago · 35 km deep · 57 km away
  3. 3.1110 km SSW of Atka, Alaska · 960 days ago · 10 km deep · 97 km away
  4. 2.024 km N of Atka, Alaska · 960 days ago · 6 km deep · 38 km away
  5. 4.070 km SSW of Atka, Alaska · 958 days ago · 48 km deep · 56 km away
  6. 2.787 km SSW of Atka, Alaska · 957 days ago · 35 km deep · 76 km away
  7. 3.466 km E of Atka, Alaska · 956 days ago · 87 km deep · 79 km away
  8. 3.282 km WNW of Atka, Alaska · 955 days ago · 226 km deep · 75 km away
  9. 2.073 km SSW of Atka, Alaska · 954 days ago · 24 km deep · 60 km away
  10. 4.474 km WNW of Atka, Alaska · 954 days ago · 150 km deep · 69 km away
  11. 1.616 km SE of Atka, Alaska · 953 days ago · 17 km deep · 25 km away
  12. 2.950 km SSW of Atka, Alaska · 953 days ago · 35 km deep · 39 km away
  13. 4.087 km SW of Atka, Alaska · 953 days ago · 44 km deep · 70 km away
  14. 3.072 km ESE of Atka, Alaska · 953 days ago · 69 km deep · 85 km away
  15. 2.428 km NNE of Atka, Alaska · 952 days ago · 10 km deep · 42 km away
  16. 2.155 km SSW of Atka, Alaska · 952 days ago · 23 km deep · 43 km away
  17. 2.558 km WSW of Atka, Alaska · 951 days ago · 88 km deep · 42 km away
  18. 2.832 km SE of Atka, Alaska · 950 days ago · 69 km deep · 39 km away
  19. 2.018 km SE of Atka, Alaska · 950 days ago · 22 km deep · 29 km away
  20. 2.126 km N of Atka, Alaska · 950 days ago · 10 km deep · 38 km away
  21. 3.268 km SSW of Atka, Alaska · 950 days ago · 35 km deep · 54 km away
  22. 1.722 km NNE of Atka, Alaska · 949 days ago · 17 km deep · 37 km away
  23. 3.0102 km S of Atka, Alaska · 948 days ago · 9 km deep · 96 km away
  24. 1.727 km E of Atka, Alaska · 948 days ago · 27 km deep · 42 km away
  25. 2.369 km SSE of Atka, Alaska · 947 days ago · 36 km deep · 69 km away
  26. 3.168 km SE of Atka, Alaska · 946 days ago · 35 km deep · 76 km away
  27. 2.130 km SSW of Atka, Alaska · 945 days ago · 77 km deep · 20 km away
  28. 2.031 km SSE of Atka, Alaska · 945 days ago · 13 km deep · 34 km away
  29. 2.852 km ENE of Atka, Alaska · 944 days ago · 10 km deep · 68 km away
  30. 3.914 km SSE of Atka, Alaska · 944 days ago · 78 km deep · 22 km away
  31. 2.781 km S of Atka, Alaska · 943 days ago · 35 km deep · 70 km away
  32. 2.053 km SSW of Atka, Alaska · 943 days ago · 15 km deep · 40 km away
  33. 3.043 km SSE of Atka, Alaska · 942 days ago · 48 km deep · 45 km away
  34. 2.579 km WSW of Atka, Alaska · 942 days ago · 70 km deep · 63 km away
  35. 1.613 km WNW of Atka, Alaska · 942 days ago · 6 km deep · 16 km away
  36. 2.123 km S of Atka, Alaska · 941 days ago · 68 km deep · 22 km away
  37. 2.919 km SSW of Atka, Alaska · 941 days ago · 186 km deep · 10 km away
  38. 1.996 km SW of Atka, Alaska · 941 days ago · 25 km deep · 82 km away
  39. 2.889 km E of Adak, Alaska · 940 days ago · 60 km deep · 74 km away
  40. 2.025 km SSW of Atka, Alaska · 940 days ago · 52 km deep · 17 km away
  41. 2.276 km SSE of Atka, Alaska · 939 days ago · 6 km deep · 75 km away
  42. 2.188 km SSW of Atka, Alaska · 938 days ago · 11 km deep · 78 km away
  43. 2.184 km SSW of Atka, Alaska · 938 days ago · 15 km deep · 74 km away
  44. 2.074 km SSW of Atka, Alaska · 938 days ago · 18 km deep · 60 km away
  45. 2.169 km SSW of Atka, Alaska · 937 days ago · 14 km deep · 58 km away
  46. 4.694 km SW of Atka, Alaska · 935 days ago · 38 km deep · 78 km away · felt by 1
  47. 3.893 km SW of Atka, Alaska · 935 days ago · 35 km deep · 77 km away
  48. 2.296 km SW of Atka, Alaska · 935 days ago · 30 km deep · 80 km away
  49. 2.321 km SE of Atka, Alaska · 935 days ago · 78 km deep · 30 km away
  50. 2.974 km SW of Atka, Alaska · 935 days ago · 31 km deep · 58 km away
  51. 2.789 km ESE of Atka, Alaska · 934 days ago · 35 km deep · 98 km away
  52. 1.966 km WSW of Atka, Alaska · 933 days ago · 56 km deep · 50 km away
  53. 2.079 km ESE of Adak, Alaska · 933 days ago · 30 km deep · 96 km away
  54. 3.128 km SW of Atka, Alaska · 932 days ago · 86 km deep · 13 km away
  55. 2.279 km WSW of Atka, Alaska · 931 days ago · 104 km deep · 64 km away
  56. 3.270 km SE of Atka, Alaska · 930 days ago · 35 km deep · 74 km away
  57. 2.883 km SE of Atka, Alaska · 930 days ago · 12 km deep · 86 km away
  58. 3.393 km NNW of Atka, Alaska · 930 days ago · 9 km deep · 99 km away
  59. 2.058 km S of Atka, Alaska · 928 days ago · 8 km deep · 48 km away
  60. 2.830 km S of Atka, Alaska · 927 days ago · 13 km deep · 28 km away

The first 60 of 111.

Before

  1. 2.175 km E of Adak, Alaska · 961 days ago · 25 km deep · 88 km away
  2. 1.528 km ENE of Atka, Alaska · 962 days ago · 22 km deep · 45 km away
  3. 2.548 km SE of Atka, Alaska · 962 days ago · 9 km deep · 57 km away
  4. 1.993 km SW of Atka, Alaska · 963 days ago · 26 km deep · 77 km away
  5. 1.967 km ESE of Atka, Alaska · 963 days ago · 18 km deep · 75 km away
  6. 2.683 km ESE of Atka, Alaska · 963 days ago · 35 km deep · 94 km away
  7. 3.673 km ESE of Atka, Alaska · 963 days ago · 35 km deep · 83 km away
  8. 2.755 km S of Atka, Alaska · 963 days ago · 35 km deep · 50 km away
  9. 3.191 km SW of Atka, Alaska · 963 days ago · 35 km deep · 75 km away
  10. 2.975 km E of Atka, Alaska · 964 days ago · 105 km deep · 90 km away
  11. 4.047 km N of Atka, Alaska · 964 days ago · 183 km deep · 58 km away
  12. 1.872 km SW of Atka, Alaska · 965 days ago · 40 km deep · 56 km away
  13. 2.023 km SE of Atka, Alaska · 965 days ago · 14 km deep · 30 km away
  14. 3.144 km SE of Atka, Alaska · 965 days ago · 67 km deep · 52 km away
  15. 3.162 km SW of Atka, Alaska · 965 days ago · 77 km deep · 46 km away
  16. 2.152 km SE of Atka, Alaska · 965 days ago · 18 km deep · 56 km away
  17. 3.272 km ENE of Adak, Alaska · 966 days ago · 222 km deep · 85 km away
  18. 2.2101 km SSE of Atka, Alaska · 966 days ago · 24 km deep · 98 km away
  19. 2.5100 km SSE of Atka, Alaska · 967 days ago · 12 km deep · 98 km away
  20. 1.730 km SE of Atka, Alaska · 967 days ago · 18 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak024262vd9m (also filed as av92207031). Read Sun, Oct 4, 2026, 7:59 AM UTC.