Alaska earthquakes

M2.3 earthquake 133 km WSW of Adak, Alaska

A magnitude 2.3 earthquake struck 133 km WSW of Adak, Alaska on Mon, Jan 20, 2020, 12:18 PM HAST (22:18 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M6.2 84 km W 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
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-01-20 22:18:19 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
51.643° N, 178.527° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

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
40

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 67 in the 30 days before it.

After

  1. 4.493 km W of Adak, Alaska · 2447 days ago · 78 km deep · 40 km away
  2. 1.680 km WSW of Adak, Alaska · 2447 days ago · 39 km deep · 66 km away
  3. 1.6131 km W of Adak, Alaska · 2447 days ago · 12 km deep · 9 km away
  4. 1.7192 km WSW of Adak, Alaska · 2446 days ago · 25 km deep · 64 km away
  5. 1.7146 km WSW of Adak, Alaska · 2446 days ago · 26 km deep · 51 km away
  6. 1.6138 km WSW of Adak, Alaska · 2446 days ago · 24 km deep · 39 km away
  7. 1.5135 km WSW of Adak, Alaska · 2446 days ago · 26 km deep · 48 km away
  8. 3.382 km W of Adak, Alaska · 2446 days ago · 10 km deep · 58 km away
  9. 3.281 km W of Adak, Alaska · 2446 days ago · 8 km deep · 55 km away
  10. 2.383 km W of Adak, Alaska · 2446 days ago · 10 km deep · 53 km away
  11. 1.883 km W of Adak, Alaska · 2446 days ago · 11 km deep · 53 km away
  12. 2.682 km W of Adak, Alaska · 2446 days ago · 10 km deep · 54 km away
  13. 1.981 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  14. 1.881 km W of Adak, Alaska · 2446 days ago · 8 km deep · 54 km away
  15. 1.881 km W of Adak, Alaska · 2446 days ago · 8 km deep · 54 km away
  16. 1.782 km W of Adak, Alaska · 2446 days ago · 7 km deep · 53 km away
  17. 2.982 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  18. 1.981 km W of Adak, Alaska · 2446 days ago · 7 km deep · 55 km away
  19. 1.984 km W of Adak, Alaska · 2446 days ago · 13 km deep · 51 km away
  20. 2.681 km W of Adak, Alaska · 2446 days ago · 7 km deep · 55 km away
  21. 1.783 km W of Adak, Alaska · 2446 days ago · 12 km deep · 52 km away
  22. 1.581 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  23. 1.581 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  24. 1.581 km W of Adak, Alaska · 2446 days ago · 8 km deep · 54 km away
  25. 1.583 km W of Adak, Alaska · 2446 days ago · 10 km deep · 52 km away
  26. 1.681 km W of Adak, Alaska · 2446 days ago · 9 km deep · 54 km away
  27. 1.582 km W of Adak, Alaska · 2446 days ago · 7 km deep · 53 km away
  28. 1.881 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  29. 1.681 km W of Adak, Alaska · 2446 days ago · 9 km deep · 54 km away
  30. 1.681 km W of Adak, Alaska · 2446 days ago · 8 km deep · 55 km away
  31. 1.680 km W of Adak, Alaska · 2446 days ago · 7 km deep · 56 km away
  32. 1.681 km W of Adak, Alaska · 2446 days ago · 8 km deep · 54 km away
  33. 1.682 km W of Adak, Alaska · 2446 days ago · 11 km deep · 53 km away
  34. 2.581 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  35. 2.181 km W of Adak, Alaska · 2446 days ago · 6 km deep · 54 km away
  36. 2.780 km W of Adak, Alaska · 2446 days ago · 7 km deep · 55 km away
  37. 2.481 km W of Adak, Alaska · 2446 days ago · 7 km deep · 55 km away
  38. 1.780 km W of Adak, Alaska · 2446 days ago · 9 km deep · 54 km away
  39. 1.881 km W of Adak, Alaska · 2446 days ago · 7 km deep · 54 km away
  40. 1.581 km W of Adak, Alaska · 2446 days ago · 8 km deep · 54 km away
  41. 1.880 km W of Adak, Alaska · 2446 days ago · 7 km deep · 55 km away
  42. 1.881 km W of Adak, Alaska · 2446 days ago · 7 km deep · 55 km away
  43. 1.981 km W of Adak, Alaska · 2446 days ago · 8 km deep · 55 km away
  44. 1.681 km W of Adak, Alaska · 2446 days ago · 6 km deep · 56 km away
  45. 2.082 km W of Adak, Alaska · 2445 days ago · 9 km deep · 53 km away
  46. 1.782 km W of Adak, Alaska · 2445 days ago · 8 km deep · 54 km away
  47. 1.882 km W of Adak, Alaska · 2445 days ago · 10 km deep · 53 km away
  48. 1.782 km W of Adak, Alaska · 2445 days ago · 9 km deep · 54 km away
  49. 1.881 km W of Adak, Alaska · 2445 days ago · 9 km deep · 55 km away
  50. 3.283 km W of Adak, Alaska · 2445 days ago · 10 km deep · 54 km away
  51. 6.284 km W of Adak, Alaska · 2445 days ago · 10 km deep · 60 km away · felt by 9
  52. 4.180 km W of Adak, Alaska · 2445 days ago · 10 km deep · 54 km away
  53. 3.378 km W of Adak, Alaska · 2445 days ago · 10 km deep · 57 km away
  54. 3.390 km W of Adak, Alaska · 2445 days ago · 10 km deep · 51 km away
  55. 3.2101 km SW of Adak, Alaska · 2445 days ago · 10 km deep · 73 km away
  56. 2.787 km W of Adak, Alaska · 2445 days ago · 8 km deep · 49 km away
  57. 3.082 km W of Adak, Alaska · 2445 days ago · 5 km deep · 53 km away
  58. 3.184 km W of Adak, Alaska · 2445 days ago · 10 km deep · 52 km away
  59. 3.282 km W of Adak, Alaska · 2445 days ago · 10 km deep · 54 km away
  60. 3.576 km W of Adak, Alaska · 2445 days ago · 10 km deep · 57 km away

The first 60 of at least 201.

Before

  1. 4.2125 km SW of Adak, Alaska · 2448 days ago · 35 km deep · 54 km away
  2. 1.8157 km WSW of Adak, Alaska · 2448 days ago · 13 km deep · 26 km away
  3. 1.6178 km WSW of Adak, Alaska · 2449 days ago · 25 km deep · 47 km away
  4. 1.7130 km SW of Adak, Alaska · 2449 days ago · 21 km deep · 60 km away
  5. 1.9110 km SW of Adak, Alaska · 2449 days ago · 28 km deep · 74 km away
  6. 1.6129 km WSW of Adak, Alaska · 2450 days ago · 5 km deep · 4 km away
  7. 2.0175 km WSW of Adak, Alaska · 2450 days ago · 24 km deep · 55 km away
  8. 2.3138 km SW of Adak, Alaska · 2450 days ago · 19 km deep · 69 km away
  9. 1.980 km SW of Adak, Alaska · 2451 days ago · 35 km deep · 75 km away
  10. 2.2205 km WSW of Adak, Alaska · 2451 days ago · 24 km deep · 73 km away
  11. 3.0134 km SW of Adak, Alaska · 2452 days ago · 29 km deep · 65 km away
  12. 2.3196 km WSW of Adak, Alaska · 2452 days ago · 67 km deep · 64 km away
  13. 2.2125 km WSW of Adak, Alaska · 2454 days ago · 9 km deep · 8 km away
  14. 1.6129 km WSW of Adak, Alaska · 2455 days ago · 10 km deep · 5 km away
  15. 1.7166 km W of Adak, Alaska · 2455 days ago · 9 km deep · 37 km away
  16. 1.782 km WSW of Adak, Alaska · 2455 days ago · 45 km deep · 61 km away
  17. 2.386 km SW of Adak, Alaska · 2459 days ago · 38 km deep · 66 km away
  18. 2.4159 km SW of Adak, Alaska · 2459 days ago · 21 km deep · 67 km away
  19. 2.0139 km WSW of Adak, Alaska · 2460 days ago · 26 km deep · 37 km away
  20. 1.977 km WSW of Adak, Alaska · 2460 days ago · 63 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak020xfydmo. Read Sat, Oct 3, 2026, 12:28 PM UTC.