Alaska earthquakes

M2.6 earthquake 98 km SW of Adak, Alaska

A magnitude 2.6 earthquake struck 98 km SW of Adak, Alaska on Thu, Feb 29, 2024, 10:50 AM HAST (20:50 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.1 60 km WSW of Adak, 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
2.6 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-02-29 20:50:28 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.278° N, 177.689° 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
2.6ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.105 · 12 stations
2.3ML, local (Richter)Alaska Earthquake CenterPreliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.9 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
226°, poorly surrounded by stations
Stations used
14

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 115 in the 30 days before it.

After

  1. 1.944 km S of Adak, Alaska · 946 days ago · 33 km deep · 70 km away
  2. 1.957 km S of Adak, Alaska · 946 days ago · 21 km deep · 81 km away
  3. 3.1129 km WSW of Adak, Alaska · 945 days ago · 35 km deep · 36 km away
  4. 2.1130 km WSW of Adak, Alaska · 945 days ago · 26 km deep · 40 km away
  5. 2.0168 km WSW of Adak, Alaska · 945 days ago · 20 km deep · 79 km away
  6. 1.963 km SSW of Adak, Alaska · 945 days ago · 45 km deep · 47 km away
  7. 1.647 km WSW of Adak, Alaska · 945 days ago · 14 km deep · 63 km away
  8. 3.846 km S of Adak, Alaska · 944 days ago · 39 km deep · 74 km away
  9. 2.0127 km WSW of Adak, Alaska · 944 days ago · 20 km deep · 41 km away
  10. 1.868 km SW of Adak, Alaska · 944 days ago · 41 km deep · 32 km away
  11. 2.770 km WSW of Adak, Alaska · 943 days ago · 76 km deep · 42 km away
  12. 2.3102 km SW of Adak, Alaska · 943 days ago · 40 km deep · 5 km away
  13. 3.061 km SSW of Adak, Alaska · 943 days ago · 35 km deep · 47 km away
  14. 2.1110 km WSW of Adak, Alaska · 941 days ago · 38 km deep · 30 km away
  15. 2.7134 km WSW of Adak, Alaska · 941 days ago · 83 km deep · 64 km away
  16. 3.3164 km WSW of Adak, Alaska · 941 days ago · 55 km deep · 78 km away
  17. 2.5133 km SW of Adak, Alaska · 940 days ago · 35 km deep · 37 km away
  18. 2.167 km SW of Adak, Alaska · 940 days ago · 39 km deep · 31 km away
  19. 1.856 km SSW of Adak, Alaska · 940 days ago · 37 km deep · 54 km away
  20. 2.573 km SW of Adak, Alaska · 940 days ago · 35 km deep · 26 km away
  21. 1.690 km W of Adak, Alaska · 939 days ago · 6 km deep · 66 km away
  22. 3.652 km S of Adak, Alaska · 939 days ago · 35 km deep · 68 km away
  23. 2.151 km WSW of Adak, Alaska · 938 days ago · 62 km deep · 60 km away
  24. 3.041 km S of Adak, Alaska · 938 days ago · 53 km deep · 72 km away
  25. 3.0176 km WSW of Adak, Alaska · 938 days ago · 48 km deep · 92 km away
  26. 2.073 km WSW of Adak, Alaska · 938 days ago · 29 km deep · 30 km away
  27. 3.975 km S of Adak, Alaska · 938 days ago · 27 km deep · 70 km away
  28. 2.446 km W of Adak, Alaska · 937 days ago · 124 km deep · 67 km away
  29. 2.028 km SSE of Adak, Alaska · 937 days ago · 54 km deep · 90 km away
  30. 2.174 km SW of Adak, Alaska · 937 days ago · 40 km deep · 26 km away
  31. 2.090 km WSW of Adak, Alaska · 937 days ago · 13 km deep · 26 km away
  32. 3.148 km WSW of Adak, Alaska · 937 days ago · 76 km deep · 51 km away
  33. 2.0168 km WSW of Adak, Alaska · 936 days ago · 19 km deep · 88 km away
  34. 2.1123 km WSW of Adak, Alaska · 936 days ago · 25 km deep · 47 km away
  35. 2.034 km SW of Adak, Alaska · 934 days ago · 62 km deep · 65 km away
  36. 2.066 km SW of Adak, Alaska · 934 days ago · 38 km deep · 33 km away
  37. 2.038 km S of Adak, Alaska · 934 days ago · 38 km deep · 81 km away
  38. 2.1137 km SW of Adak, Alaska · 933 days ago · 16 km deep · 40 km away
  39. 1.792 km WSW of Adak, Alaska · 933 days ago · 30 km deep · 27 km away
  40. 1.8113 km WSW of Adak, Alaska · 933 days ago · 25 km deep · 43 km away
  41. 1.8110 km WSW of Adak, Alaska · 933 days ago · 21 km deep · 39 km away
  42. 1.959 km WSW of Adak, Alaska · 932 days ago · 19 km deep · 42 km away
  43. 2.057 km S of Adak, Alaska · 932 days ago · 23 km deep · 77 km away
  44. 2.9133 km SW of Adak, Alaska · 932 days ago · 14 km deep · 38 km away
  45. 2.2123 km WSW of Adak, Alaska · 931 days ago · 25 km deep · 44 km away
  46. 2.066 km S of Adak, Alaska · 931 days ago · 26 km deep · 64 km away
  47. 1.716 km WNW of Adak, Alaska · 931 days ago · 13 km deep · 91 km away
  48. 1.824 km SSW of Adak, Alaska · 931 days ago · 50 km deep · 76 km away
  49. 1.855 km SSW of Adak, Alaska · 931 days ago · 37 km deep · 46 km away
  50. 2.2150 km WSW of Adak, Alaska · 930 days ago · 18 km deep · 58 km away
  51. 1.866 km WSW of Adak, Alaska · 930 days ago · 47 km deep · 36 km away
  52. 2.0125 km WSW of Adak, Alaska · 930 days ago · 25 km deep · 46 km away
  53. 2.0125 km WSW of Adak, Alaska · 930 days ago · 7 km deep · 55 km away
  54. 1.662 km W of Adak, Alaska · 930 days ago · 13 km deep · 58 km away
  55. 2.8171 km WSW of Adak, Alaska · 929 days ago · 32 km deep · 90 km away
  56. 2.684 km W of Adak, Alaska · 929 days ago · 100 km deep · 60 km away
  57. 3.4126 km WSW of Adak, Alaska · 928 days ago · 35 km deep · 42 km away
  58. 1.7153 km W of Adak, Alaska · 928 days ago · 16 km deep · 88 km away
  59. 2.7174 km WSW of Adak, Alaska · 928 days ago · 25 km deep · 93 km away
  60. 3.793 km SW of Adak, Alaska · 928 days ago · 54 km deep · 11 km away

The first 60 of at least 201.

Before

  1. 2.7153 km WSW of Adak, Alaska · 946 days ago · 20 km deep · 73 km away
  2. 5.0104 km SSW of Adak, Alaska · 947 days ago · 27 km deep · 37 km away
  3. 3.544 km SW of Adak, Alaska · 947 days ago · 71 km deep · 54 km away
  4. 2.5158 km SW of Adak, Alaska · 947 days ago · 10 km deep · 62 km away
  5. 2.5161 km WSW of Adak, Alaska · 947 days ago · 30 km deep · 84 km away
  6. 2.1150 km WSW of Adak, Alaska · 947 days ago · 11 km deep · 69 km away
  7. 2.2127 km WSW of Adak, Alaska · 948 days ago · 24 km deep · 36 km away
  8. 3.2111 km WSW of Adak, Alaska · 948 days ago · 10 km deep · 36 km away
  9. 2.1142 km WSW of Adak, Alaska · 949 days ago · 13 km deep · 68 km away
  10. 2.3148 km WSW of Adak, Alaska · 949 days ago · 23 km deep · 55 km away
  11. 2.3184 km WSW of Adak, Alaska · 950 days ago · 18 km deep · 100 km away
  12. 2.174 km SW of Adak, Alaska · 951 days ago · 35 km deep · 25 km away
  13. 1.671 km WSW of Adak, Alaska · 951 days ago · 36 km deep · 31 km away
  14. 2.6134 km WSW of Adak, Alaska · 952 days ago · 31 km deep · 53 km away
  15. 2.090 km WSW of Adak, Alaska · 952 days ago · 70 km deep · 28 km away
  16. 2.159 km WSW of Adak, Alaska · 952 days ago · 62 km deep · 42 km away
  17. 2.655 km WNW of Adak, Alaska · 952 days ago · 90 km deep · 85 km away
  18. 2.078 km SSE of Adak, Alaska · 952 days ago · 25 km deep · 90 km away
  19. 2.065 km SSW of Adak, Alaska · 953 days ago · 33 km deep · 47 km away
  20. 1.793 km W of Adak, Alaska · 955 days ago · 3 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mjyj (also filed as ak0242rkg9o3). Read Sat, Oct 3, 2026, 3:12 AM UTC.