Alaska earthquakes

M2.6 earthquake 252 km W of Adak, Alaska

A magnitude 2.6 earthquake struck 252 km W of Adak, Alaska on Mon, Dec 25, 2023, 9:26 PM GMT+12 (09:26 UTC), 81 km (50 mi) below the surface.

A larger quake followed: M4.3 180 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
2023-12-25 09:26:02 UTC
Depth
80.8 km (50.2 mi), intermediate-depth
Epicenter
51.633° N, 179.731° 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
2.6ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.105 · 16 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 3.1 km horizontally, 4.5 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
132°
Stations used
15

Nearby

Within 100 km, magnitude 1.5 and up: 81 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.4219 km WSW of Adak, Alaska · 1010 days ago · 9 km deep · 99 km away
  2. 2.3208 km WSW of Adak, Alaska · 1009 days ago · 33 km deep · 58 km away
  3. 2.2205 km WSW of Adak, Alaska · 1009 days ago · 34 km deep · 59 km away
  4. 3.3168 km WSW of Adak, Alaska · 1008 days ago · 28 km deep · 97 km away
  5. 3.2167 km WSW of Adak, Alaska · 1008 days ago · 26 km deep · 99 km away
  6. 2.4228 km WSW of Adak, Alaska · 1007 days ago · 60 km deep · 36 km away
  7. 2.7Rat Islands, Aleutian Islands, Alaska · 1007 days ago · 101 km deep · 62 km away
  8. 2.7200 km WSW of Adak, Alaska · 1006 days ago · 68 km deep · 57 km away
  9. 3.8Rat Islands, Aleutian Islands, Alaska · 1005 days ago · 57 km deep · 54 km away
  10. 2.1245 km WSW of Adak, Alaska · 1003 days ago · 11 km deep · 66 km away
  11. 2.8Rat Islands, Aleutian Islands, Alaska · 1003 days ago · 35 km deep · 86 km away
  12. 3.2237 km WSW of Adak, Alaska · 1000 days ago · 10 km deep · 71 km away
  13. 2.8250 km WSW of Adak, Alaska · 998 days ago · 21 km deep · 52 km away
  14. 3.3Rat Islands, Aleutian Islands, Alaska · 997 days ago · 35 km deep · 72 km away
  15. 3.1290 km W of Adak, Alaska · 997 days ago · 81 km deep · 40 km away
  16. 2.9273 km W of Adak, Alaska · 996 days ago · 64 km deep · 24 km away
  17. 1.8261 km W of Adak, Alaska · 996 days ago · 12 km deep · 33 km away
  18. 2.3292 km WSW of Adak, Alaska · 994 days ago · 18 km deep · 67 km away
  19. 2.7222 km WSW of Adak, Alaska · 994 days ago · 10 km deep · 81 km away
  20. 2.2245 km W of Adak, Alaska · 994 days ago · 85 km deep · 11 km away
  21. 2.1266 km WSW of Adak, Alaska · 994 days ago · 31 km deep · 46 km away
  22. 4.3180 km WSW of Adak, Alaska · 992 days ago · 47 km deep · 97 km away
  23. 1.9Rat Islands, Aleutian Islands, Alaska · 990 days ago · 6 km deep · 97 km away
  24. 3.4217 km W of Adak, Alaska · 989 days ago · 91 km deep · 34 km away
  25. 1.9248 km WSW of Adak, Alaska · 988 days ago · 14 km deep · 33 km away
  26. 3.0252 km W of Adak, Alaska · 987 days ago · 10 km deep · 33 km away
  27. 4.1268 km W of Adak, Alaska · 987 days ago · 225 km deep · 56 km away
  28. 3.0239 km WSW of Adak, Alaska · 986 days ago · 48 km deep · 38 km away
  29. 3.6Rat Islands, Aleutian Islands, Alaska · 983 days ago · 100 km deep · 84 km away
  30. 2.5217 km WSW of Adak, Alaska · 983 days ago · 10 km deep · 72 km away
  31. 2.9Rat Islands, Aleutian Islands, Alaska · 980 days ago · 26 km deep · 80 km away
  32. 3.0212 km WSW of Adak, Alaska · 979 days ago · 35 km deep · 72 km away
  33. 1.6Rat Islands, Aleutian Islands, Alaska · 977 days ago · 5 km deep · 99 km away
  34. 2.1267 km WSW of Adak, Alaska · 977 days ago · 10 km deep · 35 km away
  35. 2.5271 km W of Adak, Alaska · 977 days ago · 78 km deep · 20 km away
  36. 2.6194 km WSW of Adak, Alaska · 976 days ago · 67 km deep · 62 km away
  37. 2.1175 km W of Adak, Alaska · 976 days ago · 80 km deep · 77 km away
  38. 2.1Rat Islands, Aleutian Islands, Alaska · 975 days ago · 87 km deep · 82 km away
  39. 2.1Rat Islands, Aleutian Islands, Alaska · 975 days ago · 23 km deep · 80 km away
  40. 1.9168 km WSW of Adak, Alaska · 975 days ago · 9 km deep · 91 km away
  41. 2.9265 km W of Adak, Alaska · 974 days ago · 60 km deep · 17 km away
  42. 2.2Rat Islands, Aleutian Islands, Alaska · 974 days ago · 97 km deep · 84 km away
  43. 4.0288 km W of Adak, Alaska · 974 days ago · 32 km deep · 39 km away
  44. 2.7285 km W of Adak, Alaska · 974 days ago · 30 km deep · 35 km away
  45. 1.6171 km W of Adak, Alaska · 974 days ago · 11 km deep · 81 km away
  46. 2.0287 km W of Adak, Alaska · 974 days ago · 63 km deep · 35 km away
  47. 2.2Rat Islands, Aleutian Islands, Alaska · 973 days ago · 11 km deep · 81 km away
  48. 2.9278 km WSW of Adak, Alaska · 973 days ago · 57 km deep · 31 km away
  49. 1.7Rat Islands, Aleutian Islands, Alaska · 973 days ago · 7 km deep · 97 km away
  50. 2.9293 km W of Adak, Alaska · 971 days ago · 63 km deep · 43 km away
  51. 3.2Rat Islands, Aleutian Islands, Alaska · 969 days ago · 26 km deep · 68 km away
  52. 3.0Rat Islands, Aleutian Islands, Alaska · 968 days ago · 108 km deep · 84 km away
  53. 2.8279 km W of Adak, Alaska · 968 days ago · 64 km deep · 29 km away
  54. 2.3223 km WSW of Adak, Alaska · 966 days ago · 11 km deep · 44 km away
  55. 3.0298 km W of Adak, Alaska · 966 days ago · 60 km deep · 93 km away
  56. 2.0204 km WSW of Adak, Alaska · 965 days ago · 13 km deep · 61 km away
  57. 2.4Rat Islands, Aleutian Islands, Alaska · 965 days ago · 18 km deep · 96 km away
  58. 1.8286 km W of Adak, Alaska · 964 days ago · 23 km deep · 37 km away
  59. 2.9250 km W of Adak, Alaska · 964 days ago · 184 km deep · 45 km away
  60. 2.0230 km WSW of Adak, Alaska · 964 days ago · 58 km deep · 32 km away

The first 60 of 81.

Before

  1. 2.0Rat Islands, Aleutian Islands, Alaska · 1011 days ago · 18 km deep · 83 km away
  2. 2.8229 km W of Adak, Alaska · 1012 days ago · 178 km deep · 74 km away
  3. 3.8Rat Islands, Aleutian Islands, Alaska · 1012 days ago · 65 km deep · 86 km away
  4. 1.9253 km W of Adak, Alaska · 1012 days ago · 6 km deep · 27 km away
  5. 2.7208 km WSW of Adak, Alaska · 1013 days ago · 68 km deep · 48 km away
  6. 2.0211 km W of Adak, Alaska · 1013 days ago · 16 km deep · 45 km away
  7. 2.9207 km W of Adak, Alaska · 1015 days ago · 73 km deep · 47 km away
  8. 2.8168 km WSW of Adak, Alaska · 1016 days ago · 69 km deep · 88 km away
  9. 3.9235 km WSW of Adak, Alaska · 1016 days ago · 46 km deep · 72 km away
  10. 2.8192 km W of Adak, Alaska · 1017 days ago · 67 km deep · 62 km away
  11. 3.0Rat Islands, Aleutian Islands, Alaska · 1017 days ago · 74 km deep · 83 km away
  12. 3.1Rat Islands, Aleutian Islands, Alaska · 1018 days ago · 122 km deep · 90 km away
  13. 3.0249 km WSW of Adak, Alaska · 1020 days ago · 70 km deep · 19 km away
  14. 2.6Rat Islands, Aleutian Islands, Alaska · 1021 days ago · 94 km deep · 89 km away
  15. 3.2Rat Islands, Aleutian Islands, Alaska · 1021 days ago · 65 km deep · 72 km away
  16. 3.7Rat Islands, Aleutian Islands, Alaska · 1022 days ago · 119 km deep · 97 km away
  17. 2.4Rat Islands, Aleutian Islands, Alaska · 1023 days ago · 38 km deep · 77 km away
  18. 3.0Rat Islands, Aleutian Islands, Alaska · 1023 days ago · 92 km deep · 76 km away
  19. 2.6209 km W of Adak, Alaska · 1024 days ago · 111 km deep · 48 km away
  20. 3.8Rat Islands, Aleutian Islands, Alaska · 1026 days ago · 31 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000m37r (also filed as ak023ghvg2ix). Read Thu, Oct 1, 2026, 3:43 AM UTC.