Alaska earthquakes

M2.1 earthquake 99 km SW of Adak, Alaska

A magnitude 2.1 earthquake struck 99 km SW of Adak, Alaska on Mon, Feb 18, 2019, 12:57 AM HAST (10:57 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M5.2 122 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2019-02-18 10:57:57 UTC
Depth
24.8 km (15.4 mi), shallow
Epicenter
51.215° N, 177.611° 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
11

Nearby

Within 100 km, magnitude 1.5 and up: 146 in the 60 days after this one and 72 in the 30 days before it.

After

  1. 2.496 km W of Adak, Alaska · 2782 days ago · 93 km deep · 73 km away
  2. 1.6128 km W of Adak, Alaska · 2782 days ago · 21 km deep · 85 km away
  3. 1.9129 km W of Adak, Alaska · 2782 days ago · 33 km deep · 88 km away
  4. 1.6127 km WSW of Adak, Alaska · 2782 days ago · 13 km deep · 71 km away
  5. 1.9128 km W of Adak, Alaska · 2782 days ago · 18 km deep · 84 km away
  6. 2.653 km S of Adak, Alaska · 2781 days ago · 35 km deep · 62 km away
  7. 2.644 km SSW of Adak, Alaska · 2781 days ago · 40 km deep · 64 km away
  8. 4.151 km SSW of Adak, Alaska · 2781 days ago · 35 km deep · 62 km away
  9. 2.895 km W of Adak, Alaska · 2781 days ago · 106 km deep · 84 km away
  10. 2.553 km SSW of Adak, Alaska · 2781 days ago · 35 km deep · 60 km away
  11. 1.845 km S of Adak, Alaska · 2781 days ago · 24 km deep · 68 km away
  12. 1.937 km SSW of Adak, Alaska · 2781 days ago · 47 km deep · 66 km away
  13. 1.9111 km WSW of Adak, Alaska · 2780 days ago · 13 km deep · 47 km away
  14. 3.064 km SSE of Adak, Alaska · 2777 days ago · 35 km deep · 90 km away
  15. 1.846 km SSW of Adak, Alaska · 2777 days ago · 36 km deep · 61 km away
  16. 2.433 km SSE of Adak, Alaska · 2774 days ago · 40 km deep · 95 km away
  17. 2.285 km WSW of Adak, Alaska · 2774 days ago · 67 km deep · 48 km away
  18. 2.419 km S of Adak, Alaska · 2773 days ago · 71 km deep · 88 km away
  19. 2.632 km SW of Adak, Alaska · 2772 days ago · 62 km deep · 68 km away
  20. 1.619 km W of Adak, Alaska · 2772 days ago · -2 km deep · 90 km away
  21. 2.2118 km WSW of Adak, Alaska · 2771 days ago · 94 km deep · 56 km away
  22. 1.718 km W of Adak, Alaska · 2771 days ago · 0 km deep · 88 km away
  23. 2.128 km SSE of Adak, Alaska · 2771 days ago · 52 km deep · 97 km away
  24. 2.590 km W of Adak, Alaska · 2771 days ago · 10 km deep · 77 km away
  25. 2.171 km WSW of Adak, Alaska · 2771 days ago · 66 km deep · 59 km away
  26. 3.7164 km WSW of Adak, Alaska · 2770 days ago · 35 km deep · 76 km away
  27. 2.7135 km W of Adak, Alaska · 2769 days ago · 32 km deep · 92 km away
  28. 2.183 km SSE of Adak, Alaska · 2768 days ago · 15 km deep · 90 km away
  29. 2.7129 km WSW of Adak, Alaska · 2768 days ago · 10 km deep · 65 km away
  30. 2.4122 km WSW of Adak, Alaska · 2767 days ago · 53 km deep · 55 km away
  31. 1.8135 km W of Adak, Alaska · 2767 days ago · 16 km deep · 95 km away
  32. 1.748 km W of Adak, Alaska · 2766 days ago · 8 km deep · 71 km away
  33. 2.649 km SSE of Adak, Alaska · 2765 days ago · 34 km deep · 87 km away
  34. 1.635 km WSW of Adak, Alaska · 2765 days ago · 11 km deep · 69 km away
  35. 3.1172 km WSW of Adak, Alaska · 2765 days ago · 10 km deep · 90 km away
  36. 1.663 km WSW of Adak, Alaska · 2762 days ago · 9 km deep · 60 km away
  37. 1.633 km SSE of Adak, Alaska · 2762 days ago · 46 km deep · 96 km away
  38. 2.7115 km WSW of Adak, Alaska · 2762 days ago · 84 km deep · 57 km away
  39. 2.8125 km SW of Adak, Alaska · 2762 days ago · 46 km deep · 33 km away
  40. 2.648 km SW of Adak, Alaska · 2762 days ago · 23 km deep · 52 km away
  41. 5.2122 km WSW of Adak, Alaska · 2762 days ago · 51 km deep · 51 km away · felt by 1
  42. 2.9137 km SW of Adak, Alaska · 2762 days ago · 35 km deep · 46 km away
  43. 2.491 km WSW of Adak, Alaska · 2761 days ago · 91 km deep · 55 km away
  44. 4.0154 km WSW of Adak, Alaska · 2761 days ago · 35 km deep · 69 km away
  45. 2.4145 km WSW of Adak, Alaska · 2761 days ago · 36 km deep · 63 km away
  46. 4.3152 km WSW of Adak, Alaska · 2761 days ago · 35 km deep · 68 km away
  47. 2.382 km WSW of Adak, Alaska · 2761 days ago · 68 km deep · 53 km away
  48. 1.9118 km WSW of Adak, Alaska · 2761 days ago · 32 km deep · 57 km away
  49. 2.6131 km SW of Adak, Alaska · 2761 days ago · 35 km deep · 40 km away
  50. 2.5129 km SW of Adak, Alaska · 2760 days ago · 35 km deep · 40 km away
  51. 2.428 km SSW of Adak, Alaska · 2760 days ago · 43 km deep · 74 km away
  52. 2.5132 km SW of Adak, Alaska · 2759 days ago · 28 km deep · 41 km away
  53. 2.145 km WNW of Adak, Alaska · 2759 days ago · 70 km deep · 92 km away
  54. 1.6125 km W of Adak, Alaska · 2759 days ago · 24 km deep · 85 km away
  55. 2.044 km SW of Adak, Alaska · 2758 days ago · 60 km deep · 55 km away
  56. 2.5127 km SW of Adak, Alaska · 2758 days ago · 24 km deep · 34 km away
  57. 2.641 km WSW of Adak, Alaska · 2758 days ago · 78 km deep · 67 km away
  58. 3.8147 km WSW of Adak, Alaska · 2758 days ago · 35 km deep · 64 km away
  59. 3.050 km SSW of Adak, Alaska · 2758 days ago · 35 km deep · 61 km away
  60. 2.074 km WSW of Adak, Alaska · 2757 days ago · 37 km deep · 37 km away

The first 60 of 146.

Before

  1. 1.5139 km W of Adak, Alaska · 2783 days ago · 29 km deep · 87 km away
  2. 2.250 km SSW of Adak, Alaska · 2784 days ago · 26 km deep · 62 km away
  3. 2.552 km S of Adak, Alaska · 2784 days ago · 35 km deep · 64 km away
  4. 1.946 km SSW of Adak, Alaska · 2784 days ago · 39 km deep · 62 km away
  5. 1.846 km SSW of Adak, Alaska · 2784 days ago · 35 km deep · 61 km away
  6. 2.2150 km W of Adak, Alaska · 2784 days ago · 35 km deep · 98 km away
  7. 3.983 km S of Adak, Alaska · 2785 days ago · 35 km deep · 61 km away
  8. 1.9118 km WSW of Adak, Alaska · 2785 days ago · 58 km deep · 43 km away
  9. 2.340 km SSW of Adak, Alaska · 2785 days ago · 43 km deep · 65 km away
  10. 1.926 km SW of Adak, Alaska · 2785 days ago · 50 km deep · 73 km away
  11. 2.030 km SSW of Adak, Alaska · 2785 days ago · 53 km deep · 73 km away
  12. 2.242 km SSW of Adak, Alaska · 2785 days ago · 46 km deep · 63 km away
  13. 2.339 km SSW of Adak, Alaska · 2785 days ago · 47 km deep · 64 km away
  14. 5.025 km SW of Adak, Alaska · 2785 days ago · 55 km deep · 74 km away · felt by 2
  15. 2.475 km SW of Adak, Alaska · 2786 days ago · 38 km deep · 25 km away
  16. 2.324 km SE of Adak, Alaska · 2786 days ago · 52 km deep · 97 km away
  17. 1.843 km W of Adak, Alaska · 2786 days ago · 73 km deep · 76 km away
  18. 2.358 km WNW of Adak, Alaska · 2787 days ago · 102 km deep · 87 km away
  19. 2.8130 km SW of Adak, Alaska · 2787 days ago · 30 km deep · 40 km away
  20. 1.658 km SW of Adak, Alaska · 2788 days ago · 36 km deep · 42 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019297moj4. Read Thu, Oct 1, 2026, 11:02 PM UTC.