Alaska earthquakes

M2.9 earthquake 58 km SE of Adak, Alaska

A magnitude 2.9 earthquake struck 58 km SE of Adak, Alaska on Sun, Jan 29, 2023, 4:59 PM HAST (02:59 UTC), 33 km (20 mi) below the surface.

A larger quake followed: M3.8 52 km SW 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
2.9 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-01-30 02:59:42 UTC
Depth
32.7 km (20.3 mi), shallow
Epicenter
51.467° N, 176.095° 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
2.9ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.148 · 6 stations
2.2ML, 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 2.6 km horizontally, 12.0 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
236°, poorly surrounded by stations
Stations used
11

Nearby

Within 100 km, magnitude 1.5 and up: 135 in the 60 days after this one and 110 in the 30 days before it.

After

  1. 2.059 km SSE of Adak, Alaska · 1339 days ago · 25 km deep · 8 km away
  2. 1.956 km SE of Adak, Alaska · 1339 days ago · 25 km deep · 3 km away
  3. 3.075 km ESE of Adak, Alaska · 1339 days ago · 35 km deep · 32 km away
  4. 2.138 km E of Adak, Alaska · 1339 days ago · 67 km deep · 45 km away
  5. 3.371 km SSW of Adak, Alaska · 1337 days ago · 35 km deep · 76 km away
  6. 2.956 km S of Adak, Alaska · 1337 days ago · 35 km deep · 30 km away
  7. 1.946 km SW of Adak, Alaska · 1337 days ago · 46 km deep · 69 km away
  8. 2.064 km SW of Adak, Alaska · 1337 days ago · 47 km deep · 78 km away
  9. 3.010 km SE of Adak, Alaska · 1336 days ago · 73 km deep · 48 km away
  10. 1.851 km SE of Adak, Alaska · 1336 days ago · 21 km deep · 8 km away
  11. 1.762 km SE of Adak, Alaska · 1336 days ago · 23 km deep · 4 km away
  12. 1.947 km SE of Adak, Alaska · 1336 days ago · 51 km deep · 19 km away
  13. 1.960 km SE of Adak, Alaska · 1336 days ago · 26 km deep · 2 km away
  14. 2.068 km SSW of Adak, Alaska · 1335 days ago · 37 km deep · 74 km away
  15. 2.089 km SW of Atka, Alaska · 1335 days ago · 26 km deep · 78 km away
  16. 1.739 km S of Adak, Alaska · 1335 days ago · 37 km deep · 38 km away
  17. 1.846 km SSW of Adak, Alaska · 1334 days ago · 51 km deep · 49 km away
  18. 2.056 km WSW of Atka, Alaska · 1334 days ago · 68 km deep · 97 km away
  19. 1.857 km SE of Adak, Alaska · 1334 days ago · 28 km deep · 3 km away
  20. 1.956 km SE of Adak, Alaska · 1334 days ago · 31 km deep · 2 km away
  21. 2.833 km S of Adak, Alaska · 1334 days ago · 65 km deep · 44 km away
  22. 1.879 km SW of Atka, Alaska · 1333 days ago · 26 km deep · 76 km away
  23. 2.269 km SW of Adak, Alaska · 1333 days ago · 45 km deep · 95 km away
  24. 2.889 km ESE of Adak, Alaska · 1332 days ago · 35 km deep · 41 km away
  25. 2.2156 km SE of Adak, Alaska · 1332 days ago · 24 km deep · 98 km away
  26. 1.641 km SSE of Adak, Alaska · 1332 days ago · 34 km deep · 21 km away
  27. 1.639 km S of Adak, Alaska · 1331 days ago · 38 km deep · 35 km away
  28. 1.662 km SSE of Adak, Alaska · 1331 days ago · 22 km deep · 9 km away
  29. 1.779 km ESE of Adak, Alaska · 1331 days ago · 22 km deep · 32 km away
  30. 1.847 km S of Adak, Alaska · 1331 days ago · 26 km deep · 41 km away
  31. 1.758 km S of Adak, Alaska · 1330 days ago · 26 km deep · 48 km away
  32. 2.864 km S of Adak, Alaska · 1330 days ago · 26 km deep · 48 km away
  33. 1.658 km SSE of Adak, Alaska · 1330 days ago · 26 km deep · 18 km away
  34. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1330 days ago · 24 km deep · 3 km away
  35. 1.855 km SE of Adak, Alaska · 1327 days ago · 25 km deep · 11 km away
  36. 2.956 km S of Adak, Alaska · 1327 days ago · 35 km deep · 30 km away
  37. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1327 days ago · 27 km deep · 28 km away
  38. 2.266 km E of Adak, Alaska · 1327 days ago · 33 km deep · 49 km away
  39. 2.775 km SSW of Adak, Alaska · 1327 days ago · 32 km deep · 74 km away
  40. 2.951 km ESE of Adak, Alaska · 1326 days ago · 143 km deep · 38 km away
  41. 3.175 km SSW of Adak, Alaska · 1326 days ago · 35 km deep · 72 km away
  42. 3.180 km SW of Atka, Alaska · 1322 days ago · 60 km deep · 75 km away
  43. 1.967 km WSW of Atka, Alaska · 1322 days ago · 26 km deep · 88 km away
  44. 2.972 km ENE of Adak, Alaska · 1321 days ago · 162 km deep · 87 km away
  45. 1.770 km ESE of Adak, Alaska · 1321 days ago · 26 km deep · 42 km away
  46. 3.063 km SSW of Adak, Alaska · 1321 days ago · 35 km deep · 67 km away
  47. 2.752 km S of Adak, Alaska · 1320 days ago · 35 km deep · 37 km away
  48. 2.262 km SE of Adak, Alaska · 1320 days ago · 26 km deep · 11 km away
  49. 2.161 km SSW of Adak, Alaska · 1320 days ago · 48 km deep · 68 km away
  50. 2.266 km ESE of Adak, Alaska · 1319 days ago · 24 km deep · 23 km away
  51. 3.048 km W of Adak, Alaska · 1319 days ago · 98 km deep · 93 km away
  52. 2.661 km SE of Adak, Alaska · 1319 days ago · 33 km deep · 4 km away
  53. 1.753 km SSW of Adak, Alaska · 1319 days ago · 33 km deep · 59 km away
  54. 1.761 km SE of Adak, Alaska · 1319 days ago · 26 km deep · 6 km away
  55. 3.357 km ESE of Adak, Alaska · 1319 days ago · 65 km deep · 31 km away
  56. 1.964 km SSE of Adak, Alaska · 1319 days ago · 22 km deep · 24 km away
  57. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1318 days ago · 35 km deep · 37 km away
  58. 2.649 km SSE of Adak, Alaska · 1317 days ago · 35 km deep · 17 km away
  59. 2.158 km SE of Adak, Alaska · 1316 days ago · 22 km deep · 4 km away
  60. 2.949 km ENE of Adak, Alaska · 1315 days ago · 162 km deep · 59 km away

The first 60 of 135.

Before

  1. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1341 days ago · 100 km deep · 49 km away
  2. 1.610 km S of Adak, Alaska · 1342 days ago · 73 km deep · 52 km away
  3. 1.649 km SW of Adak, Alaska · 1342 days ago · 18 km deep · 74 km away
  4. 2.254 km ENE of Adak, Alaska · 1342 days ago · 152 km deep · 67 km away
  5. 1.865 km SSE of Adak, Alaska · 1342 days ago · 22 km deep · 22 km away
  6. 2.755 km NE of Adak, Alaska · 1342 days ago · 183 km deep · 85 km away
  7. 3.873 km ESE of Adak, Alaska · 1342 days ago · 46 km deep · 26 km away
  8. 1.834 km S of Adak, Alaska · 1342 days ago · 28 km deep · 43 km away
  9. 3.066 km SE of Adak, Alaska · 1343 days ago · 35 km deep · 8 km away
  10. 1.956 km SSW of Adak, Alaska · 1343 days ago · 35 km deep · 64 km away
  11. 3.141 km S of Adak, Alaska · 1343 days ago · 35 km deep · 42 km away
  12. 1.941 km S of Adak, Alaska · 1344 days ago · 33 km deep · 38 km away
  13. 2.015 km SSW of Adak, Alaska · 1345 days ago · 62 km deep · 51 km away
  14. 2.057 km SW of Adak, Alaska · 1346 days ago · 50 km deep · 72 km away
  15. 3.278 km SE of Adak, Alaska · 1347 days ago · 35 km deep · 28 km away
  16. 2.151 km S of Adak, Alaska · 1347 days ago · 26 km deep · 31 km away
  17. 3.146 km SE of Adak, Alaska · 1348 days ago · 63 km deep · 17 km away
  18. 2.061 km SW of Adak, Alaska · 1348 days ago · 18 km deep · 89 km away
  19. 3.861 km SSW of Adak, Alaska · 1348 days ago · 35 km deep · 68 km away
  20. 2.9112 km SSE of Adak, Alaska · 1349 days ago · 10 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jmu5 (also filed as ak0231dno0kt). Read Thu, Oct 1, 2026, 3:32 AM UTC.