Alaska earthquakes

M2.9 earthquake 285 km WSW of Adak, Alaska

A magnitude 2.9 earthquake struck 285 km WSW of Adak, Alaska on Sat, Feb 24, 2024, 4:16 PM GMT+12 (04:16 UTC), 57 km (35 mi) below the surface.

A larger quake followed: M5.5 260 km W of Adak, 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
2.9 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-02-24 04:16:28 UTC
Depth
57.0 km (35.4 mi), shallow
Epicenter
51.374° N, 179.323° E
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
2.9ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
2.8ML, 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 6.5 km horizontally, 15.5 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
210°, poorly surrounded by stations
Stations used
18

Nearby

Within 100 km, magnitude 1.5 and up: 99 in the 60 days after this one and 54 in the 30 days before it.

After

  1. 3.0Rat Islands, Aleutian Islands, Alaska · 951 days ago · 35 km deep · 80 km away
  2. 2.9250 km W of Adak, Alaska · 951 days ago · 10 km deep · 38 km away
  3. 2.3216 km WSW of Adak, Alaska · 951 days ago · 63 km deep · 69 km away
  4. 2.6238 km W of Adak, Alaska · 950 days ago · 15 km deep · 61 km away
  5. 3.3Rat Islands, Aleutian Islands, Alaska · 949 days ago · 60 km deep · 63 km away
  6. 2.8264 km WSW of Adak, Alaska · 949 days ago · 24 km deep · 40 km away
  7. 2.8235 km WSW of Adak, Alaska · 949 days ago · 10 km deep · 74 km away
  8. 2.7245 km W of Adak, Alaska · 949 days ago · 160 km deep · 69 km away
  9. 3.3Rat Islands, Aleutian Islands, Alaska · 948 days ago · 35 km deep · 32 km away
  10. 2.6226 km W of Adak, Alaska · 947 days ago · 15 km deep · 59 km away
  11. 5.5260 km W of Adak, Alaska · 946 days ago · 120 km deep · 72 km away
  12. 2.7260 km W of Adak, Alaska · 946 days ago · 114 km deep · 54 km away
  13. 2.4210 km WSW of Adak, Alaska · 945 days ago · 11 km deep · 83 km away
  14. 2.7Rat Islands, Aleutian Islands, Alaska · 945 days ago · 104 km deep · 76 km away
  15. 2.2219 km WSW of Adak, Alaska · 945 days ago · 16 km deep · 80 km away
  16. 2.1Rat Islands, Aleutian Islands, Alaska · 945 days ago · 31 km deep · 37 km away
  17. 2.5188 km W of Adak, Alaska · 945 days ago · 10 km deep · 97 km away
  18. 4.1Rat Islands, Aleutian Islands, Alaska · 944 days ago · 121 km deep · 91 km away
  19. 3.0Rat Islands, Aleutian Islands, Alaska · 944 days ago · 135 km deep · 88 km away
  20. 2.6252 km W of Adak, Alaska · 944 days ago · 10 km deep · 35 km away
  21. 2.9249 km W of Adak, Alaska · 944 days ago · 10 km deep · 39 km away
  22. 3.8252 km W of Adak, Alaska · 943 days ago · 10 km deep · 37 km away
  23. 2.8251 km W of Adak, Alaska · 943 days ago · 10 km deep · 38 km away
  24. 2.9231 km WSW of Adak, Alaska · 943 days ago · 10 km deep · 71 km away
  25. 2.7253 km W of Adak, Alaska · 940 days ago · 113 km deep · 57 km away
  26. 2.7256 km W of Adak, Alaska · 940 days ago · 93 km deep · 48 km away
  27. 3.7Rat Islands, Aleutian Islands, Alaska · 937 days ago · 107 km deep · 83 km away
  28. 2.4263 km WSW of Adak, Alaska · 937 days ago · 21 km deep · 31 km away
  29. 2.8237 km W of Adak, Alaska · 936 days ago · 10 km deep · 56 km away
  30. 2.2293 km WSW of Adak, Alaska · 936 days ago · 54 km deep · 9 km away
  31. 2.7Rat Islands, Aleutian Islands, Alaska · 935 days ago · 70 km deep · 35 km away
  32. 2.7240 km WSW of Adak, Alaska · 935 days ago · 20 km deep · 59 km away
  33. 2.7240 km WSW of Adak, Alaska · 935 days ago · 17 km deep · 60 km away
  34. 2.5232 km WSW of Adak, Alaska · 934 days ago · 17 km deep · 54 km away
  35. 3.0260 km W of Adak, Alaska · 933 days ago · 90 km deep · 41 km away
  36. 2.0Rat Islands, Aleutian Islands, Alaska · 932 days ago · 60 km deep · 28 km away
  37. 2.5211 km W of Adak, Alaska · 932 days ago · 92 km deep · 76 km away
  38. 2.7257 km WSW of Adak, Alaska · 932 days ago · 27 km deep · 54 km away
  39. 3.4208 km WSW of Adak, Alaska · 930 days ago · 35 km deep · 84 km away
  40. 2.7267 km W of Adak, Alaska · 929 days ago · 77 km deep · 28 km away
  41. 3.2Rat Islands, Aleutian Islands, Alaska · 928 days ago · 139 km deep · 94 km away
  42. 2.9253 km W of Adak, Alaska · 928 days ago · 96 km deep · 57 km away
  43. 2.1Rat Islands, Aleutian Islands, Alaska · 927 days ago · 34 km deep · 35 km away
  44. 2.7230 km W of Adak, Alaska · 926 days ago · 162 km deep · 84 km away
  45. 3.6246 km W of Adak, Alaska · 926 days ago · 10 km deep · 45 km away
  46. 2.2201 km W of Adak, Alaska · 923 days ago · 13 km deep · 90 km away
  47. 3.3242 km WSW of Adak, Alaska · 922 days ago · 52 km deep · 46 km away
  48. 3.0250 km WSW of Adak, Alaska · 922 days ago · 35 km deep · 66 km away
  49. 2.0204 km WSW of Adak, Alaska · 920 days ago · 21 km deep · 85 km away
  50. 2.6241 km WSW of Adak, Alaska · 920 days ago · 10 km deep · 57 km away
  51. 2.2255 km W of Adak, Alaska · 920 days ago · 97 km deep · 61 km away
  52. 2.6Rat Islands, Aleutian Islands, Alaska · 920 days ago · 67 km deep · 65 km away
  53. 2.6237 km WSW of Adak, Alaska · 919 days ago · 21 km deep · 70 km away
  54. 2.2199 km WSW of Adak, Alaska · 919 days ago · 22 km deep · 88 km away
  55. 1.8216 km WSW of Adak, Alaska · 919 days ago · 14 km deep · 78 km away
  56. 2.2Rat Islands, Aleutian Islands, Alaska · 918 days ago · 41 km deep · 26 km away
  57. 2.7263 km W of Adak, Alaska · 918 days ago · 77 km deep · 34 km away
  58. 2.1209 km WSW of Adak, Alaska · 918 days ago · 53 km deep · 76 km away
  59. 2.1249 km W of Adak, Alaska · 918 days ago · 8 km deep · 37 km away
  60. 2.7192 km WSW of Adak, Alaska · 918 days ago · 72 km deep · 94 km away

The first 60 of 99.

Before

  1. 2.7278 km WSW of Adak, Alaska · 952 days ago · 55 km deep · 7 km away
  2. 1.8Rat Islands, Aleutian Islands, Alaska · 953 days ago · 8 km deep · 94 km away
  3. 3.4Rat Islands, Aleutian Islands, Alaska · 956 days ago · 84 km deep · 40 km away
  4. 3.3280 km W of Adak, Alaska · 956 days ago · 176 km deep · 55 km away
  5. 2.9Rat Islands, Aleutian Islands, Alaska · 958 days ago · 10 km deep · 96 km away
  6. 2.8211 km W of Adak, Alaska · 960 days ago · 19 km deep · 81 km away
  7. 2.1238 km WSW of Adak, Alaska · 961 days ago · 9 km deep · 71 km away
  8. 1.9257 km WSW of Adak, Alaska · 961 days ago · 20 km deep · 43 km away
  9. 1.9Rat Islands, Aleutian Islands, Alaska · 961 days ago · 7 km deep · 38 km away
  10. 1.7Rat Islands, Aleutian Islands, Alaska · 961 days ago · 16 km deep · 30 km away
  11. 2.0206 km W of Adak, Alaska · 961 days ago · 68 km deep · 79 km away
  12. 2.2Rat Islands, Aleutian Islands, Alaska · 962 days ago · 53 km deep · 36 km away
  13. 2.0264 km WSW of Adak, Alaska · 962 days ago · 29 km deep · 25 km away
  14. 2.6226 km W of Adak, Alaska · 962 days ago · 19 km deep · 60 km away
  15. 2.1249 km WSW of Adak, Alaska · 962 days ago · 7 km deep · 55 km away
  16. 2.1209 km WSW of Adak, Alaska · 963 days ago · 58 km deep · 76 km away
  17. 2.6267 km W of Adak, Alaska · 964 days ago · 79 km deep · 31 km away
  18. 2.1Rat Islands, Aleutian Islands, Alaska · 964 days ago · 96 km deep · 70 km away
  19. 2.9241 km W of Adak, Alaska · 964 days ago · 10 km deep · 64 km away
  20. 3.0Rat Islands, Aleutian Islands, Alaska · 965 days ago · 35 km deep · 45 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000miqv (also filed as ak0242j11b7t). Read Fri, Oct 2, 2026, 2:43 AM UTC.