Alaska earthquakes

M1.6 earthquake 21 km S of Nanwalek, Alaska

A magnitude 1.6 earthquake struck 21 km S of Nanwalek, Alaska on Tue, Mar 6, 2018, 8:17 PM AKST (05:17 UTC), 57 km (35 mi) below the surface.

A larger quake followed: M4.9 55 km E of Pedro Bay, 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
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-03-07 05:17:39 UTC
Depth
56.8 km (35.3 mi), shallow
Epicenter
59.166° N, 151.936° 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
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 166 in the 30 days before it.

After

  1. 1.662 km W of Anchor Point, Alaska · 3134 days ago · 100 km deep · 87 km away
  2. 1.648 km WNW of Nanwalek, Alaska · 3134 days ago · 70 km deep · 56 km away
  3. 1.87 km WNW of Happy Valley, Alaska · 3134 days ago · 65 km deep · 90 km away
  4. 1.561 km WNW of Anchor Point, Alaska · 3134 days ago · 102 km deep · 98 km away
  5. 1.648 km WNW of Nanwalek, Alaska · 3134 days ago · 77 km deep · 57 km away
  6. 3.946 km E of Pedro Bay, Alaska · 3134 days ago · 125 km deep · 99 km away
  7. 1.828 km W of Anchor Point, Alaska · 3133 days ago · 63 km deep · 68 km away
  8. 1.724 km NW of Anchor Point, Alaska · 3133 days ago · 75 km deep · 84 km away
  9. 1.625 km S of Port Graham, Alaska · 3133 days ago · 56 km deep · 9 km away
  10. 1.654 km E of Pedro Bay, Alaska · 3133 days ago · 105 km deep · 92 km away
  11. 1.655 km W of Nanwalek, Alaska · 3133 days ago · 88 km deep · 56 km away
  12. 1.527 km SSW of Nanwalek, Alaska · 3133 days ago · 56 km deep · 10 km away
  13. 1.559 km E of Pedro Bay, Alaska · 3133 days ago · 94 km deep · 96 km away
  14. 2.392 km NE of Ouzinkie, Alaska · 3132 days ago · 46 km deep · 88 km away
  15. 2.149 km WSW of Nanwalek, Alaska · 3132 days ago · 64 km deep · 41 km away
  16. 4.955 km E of Pedro Bay, Alaska · 3132 days ago · 100 km deep · 94 km away · felt by 246 · tsunami flag
  17. 2.025 km SW of Anchor Point, Alaska · 3132 days ago · 68 km deep · 54 km away
  18. 3.053 km E of Pedro Bay, Alaska · 3132 days ago · 101 km deep · 95 km away · felt by 1
  19. 2.068 km SE of Pedro Bay, Alaska · 3132 days ago · 112 km deep · 79 km away
  20. 3.226 km S of Halibut Cove, Alaska · 3131 days ago · 43 km deep · 46 km away
  21. 1.937 km WNW of Nanwalek, Alaska · 3131 days ago · 74 km deep · 47 km away
  22. 3.161 km WNW of Nanwalek, Alaska · 3131 days ago · 102 km deep · 68 km away
  23. 1.962 km SE of Pedro Bay, Alaska · 3131 days ago · 92 km deep · 79 km away
  24. 2.058 km ESE of Pedro Bay, Alaska · 3131 days ago · 98 km deep · 83 km away
  25. 1.67 km WSW of Anchor Point, Alaska · 3131 days ago · 63 km deep · 65 km away
  26. 1.651 km WNW of Nanwalek, Alaska · 3131 days ago · 75 km deep · 59 km away
  27. 1.952 km E of Pedro Bay, Alaska · 3131 days ago · 103 km deep · 94 km away
  28. 1.67 km N of Nanwalek, Alaska · 3130 days ago · 57 km deep · 29 km away
  29. 1.862 km ESE of Pope-Vannoy Landing, Alaska · 3130 days ago · 111 km deep · 90 km away
  30. 1.652 km E of Pedro Bay, Alaska · 3130 days ago · 105 km deep · 96 km away
  31. 1.653 km E of Pedro Bay, Alaska · 3130 days ago · 101 km deep · 95 km away
  32. 1.961 km WNW of Nanwalek, Alaska · 3130 days ago · 86 km deep · 70 km away
  33. 1.526 km WNW of Happy Valley, Alaska · 3130 days ago · 74 km deep · 96 km away
  34. 1.663 km E of Pedro Bay, Alaska · 3129 days ago · 90 km deep · 92 km away
  35. 1.956 km W of Anchor Point, Alaska · 3129 days ago · 81 km deep · 78 km away
  36. 1.548 km WNW of Anchor Point, Alaska · 3129 days ago · 93 km deep · 91 km away
  37. 1.780 km WSW of Nanwalek, Alaska · 3129 days ago · 66 km deep · 71 km away
  38. 1.964 km ESE of Pedro Bay, Alaska · 3129 days ago · 102 km deep · 77 km away
  39. 2.649 km SSW of Nanwalek, Alaska · 3129 days ago · 61 km deep · 29 km away
  40. 1.712 km E of Happy Valley, Alaska · 3129 days ago · 46 km deep · 92 km away
  41. 2.371 km SE of Pope-Vannoy Landing, Alaska · 3128 days ago · 107 km deep · 93 km away
  42. 1.865 km WNW of Nanwalek, Alaska · 3128 days ago · 103 km deep · 76 km away
  43. 1.954 km E of Pedro Bay, Alaska · 3128 days ago · 101 km deep · 96 km away
  44. 1.618 km WNW of Happy Valley, Alaska · 3128 days ago · 64 km deep · 92 km away
  45. 1.620 km SW of Anchor Point, Alaska · 3128 days ago · 65 km deep · 53 km away
  46. 4.314 km SSW of Nanwalek, Alaska · 3128 days ago · 51 km deep · 8 km away · felt by 43 · tsunami flag
  47. 1.613 km S of Nanwalek, Alaska · 3128 days ago · 56 km deep · 8 km away
  48. 1.541 km WSW of Anchor Point, Alaska · 3128 days ago · 73 km deep · 58 km away
  49. 1.818 km SSW of Port Graham, Alaska · 3128 days ago · 69 km deep · 3 km away
  50. 1.814 km S of Nanwalek, Alaska · 3128 days ago · 58 km deep · 7 km away
  51. 1.616 km S of Nanwalek, Alaska · 3128 days ago · 55 km deep · 4 km away
  52. 1.751 km E of Pedro Bay, Alaska · 3128 days ago · 109 km deep · 96 km away
  53. 1.514 km S of Nanwalek, Alaska · 3128 days ago · 63 km deep · 7 km away
  54. 1.720 km NW of Seldovia, Alaska · 3128 days ago · 63 km deep · 44 km away
  55. 2.255 km W of Nanwalek, Alaska · 3128 days ago · 76 km deep · 61 km away
  56. 2.114 km SSW of Nanwalek, Alaska · 3128 days ago · 55 km deep · 7 km away
  57. 1.653 km E of Pedro Bay, Alaska · 3127 days ago · 104 km deep · 97 km away
  58. 1.722 km SSW of Nanwalek, Alaska · 3127 days ago · 57 km deep · 5 km away
  59. 1.511 km S of Nanwalek, Alaska · 3127 days ago · 60 km deep · 10 km away
  60. 2.545 km W of Anchor Point, Alaska · 3127 days ago · 81 km deep · 72 km away

The first 60 of at least 199.

Before

  1. 1.54 km NW of Seldovia, Alaska · 3134 days ago · 54 km deep · 34 km away
  2. 1.577 km WSW of Nanwalek, Alaska · 3135 days ago · 69 km deep · 69 km away
  3. 1.856 km W of Anchor Point, Alaska · 3135 days ago · 95 km deep · 93 km away
  4. 2.028 km WSW of Nanwalek, Alaska · 3136 days ago · 72 km deep · 27 km away
  5. 1.860 km WSW of Anchor Point, Alaska · 3136 days ago · 83 km deep · 75 km away
  6. 2.3Kodiak Island region, Alaska · 3137 days ago · 55 km deep · 96 km away
  7. 1.759 km WNW of Nanwalek, Alaska · 3137 days ago · 87 km deep · 66 km away
  8. 1.626 km WNW of Anchor Point, Alaska · 3137 days ago · 76 km deep · 81 km away
  9. 1.844 km ESE of Pedro Bay, Alaska · 3138 days ago · 102 km deep · 96 km away
  10. 1.884 km SE of Port Graham, Alaska · 3138 days ago · 51 km deep · 78 km away
  11. 1.5107 km SSE of Port Graham, Alaska · 3138 days ago · 33 km deep · 95 km away
  12. 1.519 km SSW of Nanwalek, Alaska · 3138 days ago · 64 km deep · 9 km away
  13. 1.738 km SW of Nanwalek, Alaska · 3138 days ago · 65 km deep · 28 km away
  14. 1.646 km WNW of Nanwalek, Alaska · 3138 days ago · 73 km deep · 57 km away
  15. 1.829 km SE of Halibut Cove, Alaska · 3138 days ago · 51 km deep · 63 km away
  16. 2.633 km SW of Nanwalek, Alaska · 3138 days ago · 69 km deep · 22 km away
  17. 1.554 km WNW of Anchor Point, Alaska · 3138 days ago · 100 km deep · 98 km away
  18. 1.554 km W of Nanwalek, Alaska · 3139 days ago · 81 km deep · 61 km away
  19. 1.655 km WNW of Nanwalek, Alaska · 3139 days ago · 76 km deep · 64 km away
  20. 1.949 km S of Nanwalek, Alaska · 3140 days ago · 54 km deep · 29 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018318jstf (also filed as ak18694348). Read Mon, Oct 5, 2026, 3:08 AM UTC.