Alaska earthquakes

M1.5 earthquake 131 km W of Adak, Alaska

A magnitude 1.5 earthquake struck 131 km W of Adak, Alaska on Sun, Feb 3, 2019, 8:16 AM HAST (18:16 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M5.2 122 km WSW of Adak, Alaska. This one was a foreshock.

More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.5 (ML, local (Richter)), micro
Magnitude from
AV
Local time
UTC
2019-02-03 18:16:39 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
51.676° N, 178.516° 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
1.51ML, local (Richter)AVPreferred · Final · ±0.276 · 6 stations
1.9ML, 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 2.5 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.28
Depth from
From location
Station coverage gap
219°, poorly surrounded by stations
Stations used
10

Nearby

Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 96 in the 30 days before it.

After

  1. 2.1124 km SW of Adak, Alaska · 2797 days ago · 48 km deep · 55 km away
  2. 2.8201 km W of Adak, Alaska · 2796 days ago · 110 km deep · 80 km away
  3. 4.1126 km WNW of Adak, Alaska · 2795 days ago · 260 km deep · 53 km away
  4. 1.9124 km WSW of Adak, Alaska · 2795 days ago · 19 km deep · 8 km away
  5. 2.2126 km WSW of Adak, Alaska · 2794 days ago · 13 km deep · 6 km away
  6. 2.5Andreanof Islands, Aleutian Islands, Alaska · 2793 days ago · 69 km deep · 95 km away
  7. 2.4126 km SW of Adak, Alaska · 2792 days ago · 39 km deep · 59 km away
  8. 2.4212 km W of Adak, Alaska · 2792 days ago · 80 km deep · 81 km away
  9. 3.3128 km WSW of Adak, Alaska · 2788 days ago · 7 km deep · 26 km away
  10. 3.7128 km WSW of Adak, Alaska · 2788 days ago · 8 km deep · 27 km away
  11. 2.9127 km WSW of Adak, Alaska · 2788 days ago · 10 km deep · 27 km away
  12. 2.5112 km WSW of Adak, Alaska · 2788 days ago · 10 km deep · 24 km away
  13. 1.8124 km WSW of Adak, Alaska · 2788 days ago · 5 km deep · 15 km away
  14. 1.8124 km W of Adak, Alaska · 2788 days ago · 26 km deep · 19 km away
  15. 1.658 km SW of Adak, Alaska · 2788 days ago · 36 km deep · 100 km away
  16. 2.8130 km SW of Adak, Alaska · 2787 days ago · 30 km deep · 57 km away
  17. 2.358 km WNW of Adak, Alaska · 2787 days ago · 102 km deep · 80 km away
  18. 3.8208 km W of Adak, Alaska · 2786 days ago · 156 km deep · 89 km away
  19. 1.843 km W of Adak, Alaska · 2786 days ago · 73 km deep · 88 km away
  20. 2.475 km SW of Adak, Alaska · 2785 days ago · 38 km deep · 78 km away
  21. 1.9118 km WSW of Adak, Alaska · 2784 days ago · 58 km deep · 40 km away
  22. 2.2150 km W of Adak, Alaska · 2784 days ago · 35 km deep · 19 km away
  23. 1.5139 km W of Adak, Alaska · 2783 days ago · 29 km deep · 8 km away
  24. 2.199 km SW of Adak, Alaska · 2782 days ago · 25 km deep · 81 km away
  25. 2.496 km W of Adak, Alaska · 2782 days ago · 93 km deep · 37 km away
  26. 1.6128 km W of Adak, Alaska · 2782 days ago · 21 km deep · 8 km away
  27. 1.9129 km W of Adak, Alaska · 2782 days ago · 33 km deep · 11 km away
  28. 1.6127 km WSW of Adak, Alaska · 2782 days ago · 13 km deep · 10 km away
  29. 1.9128 km W of Adak, Alaska · 2781 days ago · 18 km deep · 7 km away
  30. 2.895 km W of Adak, Alaska · 2781 days ago · 106 km deep · 44 km away
  31. 1.9111 km WSW of Adak, Alaska · 2780 days ago · 13 km deep · 34 km away
  32. 2.6166 km WSW of Adak, Alaska · 2774 days ago · 36 km deep · 35 km away
  33. 2.285 km WSW of Adak, Alaska · 2774 days ago · 67 km deep · 49 km away
  34. 3.0171 km WSW of Adak, Alaska · 2772 days ago · 35 km deep · 40 km away
  35. 2.5172 km WNW of Adak, Alaska · 2772 days ago · 10 km deep · 73 km away
  36. 2.2118 km WSW of Adak, Alaska · 2771 days ago · 94 km deep · 25 km away
  37. 2.590 km W of Adak, Alaska · 2771 days ago · 10 km deep · 45 km away
  38. 2.171 km WSW of Adak, Alaska · 2771 days ago · 66 km deep · 60 km away
  39. 3.7164 km WSW of Adak, Alaska · 2770 days ago · 35 km deep · 62 km away
  40. 2.7135 km W of Adak, Alaska · 2769 days ago · 32 km deep · 12 km away
  41. 2.7129 km WSW of Adak, Alaska · 2767 days ago · 10 km deep · 19 km away
  42. 2.4122 km WSW of Adak, Alaska · 2767 days ago · 53 km deep · 27 km away
  43. 1.8135 km W of Adak, Alaska · 2767 days ago · 16 km deep · 15 km away
  44. 1.748 km W of Adak, Alaska · 2766 days ago · 8 km deep · 83 km away
  45. 1.635 km WSW of Adak, Alaska · 2765 days ago · 11 km deep · 98 km away
  46. 3.1172 km WSW of Adak, Alaska · 2765 days ago · 10 km deep · 56 km away
  47. 3.0187 km WSW of Adak, Alaska · 2765 days ago · 35 km deep · 59 km away
  48. 1.663 km WSW of Adak, Alaska · 2762 days ago · 9 km deep · 68 km away
  49. 2.7115 km WSW of Adak, Alaska · 2762 days ago · 84 km deep · 24 km away
  50. 2.8125 km SW of Adak, Alaska · 2762 days ago · 46 km deep · 60 km away
  51. 2.648 km SW of Adak, Alaska · 2762 days ago · 23 km deep · 96 km away
  52. 5.2122 km WSW of Adak, Alaska · 2762 days ago · 51 km deep · 32 km away · felt by 1
  53. 2.9137 km SW of Adak, Alaska · 2762 days ago · 35 km deep · 58 km away
  54. 2.491 km WSW of Adak, Alaska · 2761 days ago · 91 km deep · 41 km away
  55. 4.0154 km WSW of Adak, Alaska · 2761 days ago · 35 km deep · 50 km away
  56. 2.4145 km WSW of Adak, Alaska · 2761 days ago · 36 km deep · 45 km away
  57. 4.3152 km WSW of Adak, Alaska · 2761 days ago · 35 km deep · 47 km away
  58. 2.382 km WSW of Adak, Alaska · 2761 days ago · 68 km deep · 50 km away
  59. 1.9118 km WSW of Adak, Alaska · 2761 days ago · 32 km deep · 24 km away
  60. 2.6131 km SW of Adak, Alaska · 2761 days ago · 35 km deep · 57 km away

The first 60 of 117.

Before

  1. 1.979 km WSW of Adak, Alaska · 2799 days ago · 62 km deep · 55 km away
  2. 2.4128 km WSW of Adak, Alaska · 2801 days ago · 46 km deep · 40 km away
  3. 4.5119 km WSW of Adak, Alaska · 2801 days ago · 51 km deep · 34 km away
  4. 2.2113 km WSW of Adak, Alaska · 2801 days ago · 18 km deep · 20 km away
  5. 1.9128 km SW of Adak, Alaska · 2801 days ago · 16 km deep · 62 km away
  6. 2.089 km WSW of Adak, Alaska · 2802 days ago · 10 km deep · 58 km away
  7. 1.737 km WSW of Adak, Alaska · 2804 days ago · 69 km deep · 94 km away
  8. 1.993 km SW of Adak, Alaska · 2804 days ago · 49 km deep · 62 km away
  9. 2.2127 km SW of Adak, Alaska · 2805 days ago · 30 km deep · 64 km away
  10. 1.9123 km SW of Adak, Alaska · 2805 days ago · 48 km deep · 56 km away
  11. 1.8125 km W of Adak, Alaska · 2805 days ago · 23 km deep · 9 km away
  12. 1.7131 km WSW of Adak, Alaska · 2806 days ago · 7 km deep · 17 km away
  13. 1.6135 km W of Adak, Alaska · 2806 days ago · 25 km deep · 7 km away
  14. 2.2111 km W of Adak, Alaska · 2806 days ago · 78 km deep · 25 km away
  15. 2.1126 km SW of Adak, Alaska · 2808 days ago · 46 km deep · 55 km away
  16. 2.1119 km WSW of Adak, Alaska · 2808 days ago · 33 km deep · 25 km away
  17. 1.8131 km W of Adak, Alaska · 2808 days ago · 20 km deep · 2 km away
  18. 2.9158 km WSW of Adak, Alaska · 2810 days ago · 35 km deep · 49 km away
  19. 2.2130 km SW of Adak, Alaska · 2811 days ago · 38 km deep · 61 km away
  20. 2.0114 km WSW of Adak, Alaska · 2813 days ago · 29 km deep · 30 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event av61910091 (also filed as ak0191kj342t). Read Thu, Oct 1, 2026, 7:32 PM UTC.