Alaska earthquakes

M4.0 earthquake 156 km S of False Pass, Alaska

A magnitude 4.0 earthquake struck 156 km S of False Pass, Alaska on Sat, Feb 23, 2019, 8:07 PM AKST (05:07 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.3 152 km S of False Pass, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
4.0 (mb), light
Local time
UTC
2019-02-24 05:07:52 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
53.456° N, 163.585° 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.

Location uncertainty
About 5.8 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
174°
Stations used
73

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 70 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.295 km SE of Akutan, Alaska · 2774 days ago · 3 km deep · 70 km away
  2. 3.2163 km SSE of False Pass, Alaska · 2774 days ago · 12 km deep · 47 km away
  3. 2.291 km SW of False Pass, Alaska · 2772 days ago · 72 km deep · 97 km away
  4. 2.5142 km ESE of Akutan, Alaska · 2772 days ago · 32 km deep · 21 km away
  5. 2.484 km S of False Pass, Alaska · 2769 days ago · 26 km deep · 73 km away
  6. 3.1169 km S of False Pass, Alaska · 2769 days ago · 35 km deep · 16 km away
  7. 3.0147 km S of False Pass, Alaska · 2769 days ago · 30 km deep · 9 km away
  8. 2.278 km SE of Akutan, Alaska · 2768 days ago · 44 km deep · 97 km away
  9. 2.7170 km S of False Pass, Alaska · 2768 days ago · 10 km deep · 14 km away
  10. 3.1136 km SE of Akutan, Alaska · 2767 days ago · 28 km deep · 74 km away
  11. 2.786 km S of False Pass, Alaska · 2767 days ago · 28 km deep · 69 km away
  12. 3.0134 km SE of Akutan, Alaska · 2765 days ago · 33 km deep · 47 km away
  13. 2.384 km SE of Akutan, Alaska · 2764 days ago · 61 km deep · 83 km away
  14. 2.171 km SE of Akutan, Alaska · 2764 days ago · 38 km deep · 97 km away
  15. 2.7101 km SSW of False Pass, Alaska · 2762 days ago · 28 km deep · 57 km away
  16. 2.8100 km ESE of Akutan, Alaska · 2762 days ago · 35 km deep · 66 km away
  17. 2.578 km S of False Pass, Alaska · 2762 days ago · 35 km deep · 78 km away
  18. 2.6139 km SE of Akutan, Alaska · 2762 days ago · 35 km deep · 60 km away
  19. 2.589 km S of False Pass, Alaska · 2762 days ago · 35 km deep · 66 km away
  20. 2.272 km ESE of Akutan, Alaska · 2761 days ago · 48 km deep · 91 km away
  21. 2.5116 km ESE of Akutan, Alaska · 2761 days ago · 35 km deep · 55 km away
  22. 2.395 km ESE of Akutan, Alaska · 2761 days ago · 58 km deep · 67 km away
  23. 2.888 km S of False Pass, Alaska · 2760 days ago · 22 km deep · 70 km away
  24. 3.0231 km SE of Akutan, Alaska · 2760 days ago · 10 km deep · 100 km away
  25. 2.690 km S of False Pass, Alaska · 2759 days ago · 43 km deep · 66 km away
  26. 2.4150 km S of False Pass, Alaska · 2756 days ago · 26 km deep · 7 km away
  27. 4.3152 km S of False Pass, Alaska · 2756 days ago · 24 km deep · 4 km away
  28. 3.5168 km S of False Pass, Alaska · 2756 days ago · 24 km deep · 15 km away
  29. 3.6160 km S of False Pass, Alaska · 2756 days ago · 35 km deep · 5 km away
  30. 2.2162 km S of False Pass, Alaska · 2756 days ago · 28 km deep · 7 km away
  31. 2.3166 km S of False Pass, Alaska · 2756 days ago · 26 km deep · 11 km away
  32. 2.3162 km S of False Pass, Alaska · 2756 days ago · 26 km deep · 7 km away
  33. 2.297 km S of False Pass, Alaska · 2755 days ago · 22 km deep · 59 km away
  34. 2.177 km SE of Akutan, Alaska · 2755 days ago · 54 km deep · 88 km away
  35. 2.179 km ESE of Akutan, Alaska · 2755 days ago · 52 km deep · 89 km away
  36. 2.7166 km S of False Pass, Alaska · 2755 days ago · 26 km deep · 12 km away
  37. 2.3126 km SE of Akutan, Alaska · 2754 days ago · 20 km deep · 41 km away
  38. 1.987 km ESE of Akutan, Alaska · 2753 days ago · 48 km deep · 77 km away
  39. 1.978 km ESE of Akutan, Alaska · 2752 days ago · 54 km deep · 85 km away
  40. 2.496 km SE of Akutan, Alaska · 2752 days ago · 7 km deep · 83 km away
  41. 2.9242 km SE of Akutan, Alaska · 2751 days ago · 10 km deep · 93 km away
  42. 2.6156 km S of False Pass, Alaska · 2751 days ago · 13 km deep · 18 km away
  43. 2.791 km SSE of False Pass, Alaska · 2749 days ago · 35 km deep · 100 km away
  44. 4.289 km ESE of Akutan, Alaska · 2744 days ago · 43 km deep · 74 km away
  45. 3.6100 km SE of Akutan, Alaska · 2744 days ago · 33 km deep · 67 km away
  46. 2.582 km ESE of Akutan, Alaska · 2744 days ago · 35 km deep · 81 km away
  47. 2.5103 km S of False Pass, Alaska · 2742 days ago · 19 km deep · 53 km away
  48. 2.776 km SSE of False Pass, Alaska · 2742 days ago · 29 km deep · 98 km away
  49. 3.5106 km ESE of Akutan, Alaska · 2741 days ago · 35 km deep · 67 km away · felt by 1
  50. 2.7145 km SSE of Akutan, Alaska · 2740 days ago · 18 km deep · 78 km away
  51. 2.784 km ESE of Akutan, Alaska · 2740 days ago · 35 km deep · 79 km away
  52. 3.069 km ESE of Akutan, Alaska · 2738 days ago · 73 km deep · 94 km away
  53. 3.0161 km SSE of False Pass, Alaska · 2736 days ago · 43 km deep · 48 km away
  54. 2.3109 km SSW of False Pass, Alaska · 2733 days ago · 27 km deep · 50 km away
  55. 2.1Unimak Island region, Alaska · 2732 days ago · 46 km deep · 79 km away
  56. 2.980 km E of Akutan, Alaska · 2730 days ago · 60 km deep · 96 km away
  57. 3.1117 km SSE of False Pass, Alaska · 2728 days ago · 35 km deep · 74 km away
  58. 2.491 km SW of False Pass, Alaska · 2727 days ago · 61 km deep · 95 km away
  59. 2.189 km SSE of False Pass, Alaska · 2726 days ago · 19 km deep · 75 km away
  60. 2.4Unimak Island region, Alaska · 2725 days ago · 26 km deep · 52 km away

The first 60 of 70.

Before

  1. 2.8148 km SSE of False Pass, Alaska · 2776 days ago · 24 km deep · 52 km away
  2. 3.0212 km SE of Akutan, Alaska · 2777 days ago · 10 km deep · 90 km away
  3. 2.6180 km SE of Akutan, Alaska · 2777 days ago · 10 km deep · 37 km away
  4. 2.193 km SSW of False Pass, Alaska · 2778 days ago · 25 km deep · 88 km away
  5. 2.8218 km SE of Akutan, Alaska · 2779 days ago · 10 km deep · 92 km away
  6. 2.6154 km ESE of Akutan, Alaska · 2779 days ago · 27 km deep · 10 km away
  7. 2.0Fox Islands, Aleutian Islands, Alaska · 2779 days ago · 14 km deep · 97 km away
  8. 2.8144 km S of False Pass, Alaska · 2780 days ago · 27 km deep · 35 km away
  9. 3.5168 km SSE of False Pass, Alaska · 2781 days ago · 36 km deep · 52 km away
  10. 2.693 km SSW of False Pass, Alaska · 2781 days ago · 32 km deep · 80 km away
  11. 2.393 km SE of Akutan, Alaska · 2782 days ago · 26 km deep · 88 km away
  12. 2.9198 km SSE of False Pass, Alaska · 2782 days ago · 54 km deep · 98 km away
  13. 2.088 km SE of Akutan, Alaska · 2783 days ago · 26 km deep · 82 km away
  14. 5.1138 km SSE of False Pass, Alaska · 2783 days ago · 35 km deep · 48 km away · felt by 4
  15. 2.3121 km SE of Akutan, Alaska · 2783 days ago · 12 km deep · 80 km away
  16. 3.1136 km SE of Akutan, Alaska · 2783 days ago · 10 km deep · 71 km away
  17. 3.699 km SE of Akutan, Alaska · 2784 days ago · 18 km deep · 86 km away
  18. 2.7102 km SSW of False Pass, Alaska · 2784 days ago · 27 km deep · 57 km away
  19. 2.3134 km SSE of Akutan, Alaska · 2785 days ago · 20 km deep · 84 km away
  20. 2.8Unimak Island region, Alaska · 2786 days ago · 15 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000jmab. Read Wed, Sep 30, 2026, 4:48 AM UTC.