Alaska earthquakes

M1.6 earthquake 36 km NW of Nanwalek, Alaska

A magnitude 1.6 earthquake struck 36 km NW of Nanwalek, Alaska on Sun, Feb 25, 2018, 8:44 PM AKST (05:44 UTC), 71 km (44 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
2018-02-26 05:44:12 UTC
Depth
71.2 km (44.2 mi), intermediate-depth
Epicenter
59.571° N, 152.409° 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
33

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 at least 200 in the 30 days before it.

After

  1. 1.641 km WNW of Ninilchik, Alaska · 3143 days ago · 91 km deep · 74 km away
  2. 1.843 km NW of Ninilchik, Alaska · 3142 days ago · 85 km deep · 82 km away
  3. 1.989 km N of Aleneva, Alaska · 3142 days ago · 63 km deep · 91 km away
  4. 1.838 km NE of Pedro Bay, Alaska · 3142 days ago · 136 km deep · 79 km away
  5. 1.656 km WNW of Nanwalek, Alaska · 3142 days ago · 75 km deep · 27 km away
  6. 1.763 km WNW of Anchor Point, Alaska · 3142 days ago · 93 km deep · 48 km away
  7. 1.945 km ESE of Pedro Bay, Alaska · 3142 days ago · 109 km deep · 53 km away
  8. 1.976 km N of Aleneva, Alaska · 3142 days ago · 61 km deep · 94 km away
  9. 1.978 km WSW of Nanwalek, Alaska · 3142 days ago · 75 km deep · 72 km away
  10. 1.965 km E of Port Alsworth, Alaska · 3142 days ago · 131 km deep · 84 km away
  11. 1.716 km WSW of Anchor Point, Alaska · 3142 days ago · 73 km deep · 23 km away
  12. 2.045 km W of Anchor Point, Alaska · 3142 days ago · 82 km deep · 24 km away
  13. 1.758 km WNW of Ninilchik, Alaska · 3142 days ago · 109 km deep · 70 km away
  14. 1.965 km ENE of Pedro Bay, Alaska · 3142 days ago · 97 km deep · 68 km away
  15. 2.350 km ESE of Pedro Bay, Alaska · 3142 days ago · 103 km deep · 48 km away
  16. 2.021 km W of Happy Valley, Alaska · 3142 days ago · 73 km deep · 47 km away
  17. 2.761 km W of Anchor Point, Alaska · 3141 days ago · 98 km deep · 41 km away
  18. 2.718 km WNW of Nanwalek, Alaska · 3141 days ago · 64 km deep · 19 km away
  19. 1.639 km NW of Nanwalek, Alaska · 3141 days ago · 82 km deep · 3 km away
  20. 2.113 km NW of Seldovia, Alaska · 3141 days ago · 55 km deep · 30 km away
  21. 1.659 km W of Anchor Point, Alaska · 3141 days ago · 103 km deep · 40 km away
  22. 2.347 km E of Pedro Bay, Alaska · 3141 days ago · 119 km deep · 56 km away
  23. 2.563 km ESE of Pedro Bay, Alaska · 3141 days ago · 90 km deep · 38 km away
  24. 1.932 km WNW of Happy Valley, Alaska · 3141 days ago · 70 km deep · 51 km away
  25. 2.038 km NE of Pedro Bay, Alaska · 3141 days ago · 162 km deep · 87 km away
  26. 2.348 km NE of Pedro Bay, Alaska · 3141 days ago · 146 km deep · 78 km away
  27. 3.346 km WSW of Nanwalek, Alaska · 3141 days ago · 86 km deep · 38 km away
  28. 1.948 km WNW of Happy Valley, Alaska · 3141 days ago · 93 km deep · 61 km away
  29. 2.363 km WNW of Happy Valley, Alaska · 3140 days ago · 110 km deep · 68 km away
  30. 2.136 km E of Pedro Bay, Alaska · 3140 days ago · 127 km deep · 65 km away
  31. 2.066 km ESE of Pedro Bay, Alaska · 3140 days ago · 100 km deep · 36 km away
  32. 1.946 km WNW of Ninilchik, Alaska · 3140 days ago · 90 km deep · 66 km away
  33. 2.060 km WNW of Anchor Point, Alaska · 3140 days ago · 101 km deep · 45 km away
  34. 1.867 km WNW of Anchor Point, Alaska · 3140 days ago · 94 km deep · 58 km away
  35. 1.63 km SSW of Anchor Point, Alaska · 3140 days ago · 65 km deep · 37 km away
  36. 1.937 km E of Pedro Bay, Alaska · 3140 days ago · 131 km deep · 66 km away
  37. 1.847 km WNW of Nanwalek, Alaska · 3140 days ago · 87 km deep · 15 km away
  38. 1.864 km ENE of Pedro Bay, Alaska · 3140 days ago · 116 km deep · 66 km away
  39. 1.747 km WNW of Nanwalek, Alaska · 3140 days ago · 77 km deep · 20 km away
  40. 1.742 km WSW of Anchor Point, Alaska · 3140 days ago · 89 km deep · 8 km away
  41. 2.240 km ESE of Pedro Bay, Alaska · 3140 days ago · 116 km deep · 61 km away
  42. 2.012 km WSW of Happy Valley, Alaska · 3139 days ago · 76 km deep · 45 km away
  43. 1.949 km S of Nanwalek, Alaska · 3139 days ago · 54 km deep · 76 km away
  44. 1.749 km E of Pedro Bay, Alaska · 3139 days ago · 118 km deep · 56 km away
  45. 1.863 km W of Happy Valley, Alaska · 3139 days ago · 115 km deep · 58 km away
  46. 1.655 km WNW of Nanwalek, Alaska · 3139 days ago · 76 km deep · 28 km away
  47. 2.444 km NW of Ninilchik, Alaska · 3139 days ago · 87 km deep · 82 km away
  48. 1.568 km E of Port Alsworth, Alaska · 3139 days ago · 115 km deep · 74 km away
  49. 1.554 km W of Nanwalek, Alaska · 3138 days ago · 81 km deep · 30 km away
  50. 2.255 km ENE of Pedro Bay, Alaska · 3138 days ago · 116 km deep · 60 km away
  51. 1.852 km WNW of Ninilchik, Alaska · 3138 days ago · 103 km deep · 76 km away
  52. 1.554 km WNW of Anchor Point, Alaska · 3138 days ago · 100 km deep · 46 km away
  53. 2.633 km SW of Nanwalek, Alaska · 3138 days ago · 69 km deep · 49 km away
  54. 1.829 km SE of Halibut Cove, Alaska · 3138 days ago · 51 km deep · 87 km away
  55. 1.646 km WNW of Nanwalek, Alaska · 3138 days ago · 73 km deep · 17 km away
  56. 1.669 km E of Port Alsworth, Alaska · 3138 days ago · 140 km deep · 90 km away
  57. 1.738 km SW of Nanwalek, Alaska · 3138 days ago · 65 km deep · 50 km away
  58. 1.519 km SSW of Nanwalek, Alaska · 3138 days ago · 64 km deep · 46 km away
  59. 1.660 km ENE of Pedro Bay, Alaska · 3137 days ago · 107 km deep · 53 km away
  60. 1.660 km W of Ninilchik, Alaska · 3137 days ago · 97 km deep · 68 km away

The first 60 of at least 199.

Before

  1. 1.659 km W of Anchor Point, Alaska · 3143 days ago · 96 km deep · 33 km away
  2. 1.527 km W of Anchor Point, Alaska · 3143 days ago · 68 km deep · 26 km away
  3. 1.834 km ESE of Pedro Bay, Alaska · 3143 days ago · 129 km deep · 64 km away
  4. 1.551 km WSW of Anchor Point, Alaska · 3143 days ago · 80 km deep · 21 km away
  5. 1.857 km E of Port Alsworth, Alaska · 3143 days ago · 139 km deep · 86 km away
  6. 1.544 km W of Happy Valley, Alaska · 3143 days ago · 78 km deep · 47 km away
  7. 1.617 km WNW of Seldovia, Alaska · 3143 days ago · 55 km deep · 25 km away
  8. 1.718 km NW of Seldovia, Alaska · 3143 days ago · 52 km deep · 26 km away
  9. 1.622 km WNW of Happy Valley, Alaska · 3143 days ago · 73 km deep · 55 km away
  10. 1.758 km E of Pedro Bay, Alaska · 3144 days ago · 101 km deep · 45 km away
  11. 1.750 km WNW of Nanwalek, Alaska · 3144 days ago · 80 km deep · 23 km away
  12. 1.765 km W of Nanwalek, Alaska · 3144 days ago · 85 km deep · 44 km away
  13. 1.619 km NW of Seldovia Village, Alaska · 3144 days ago · 59 km deep · 28 km away
  14. 1.862 km E of Pedro Bay, Alaska · 3144 days ago · 98 km deep · 44 km away
  15. 1.746 km NW of Ninilchik, Alaska · 3144 days ago · 91 km deep · 83 km away
  16. 1.873 km E of Port Alsworth, Alaska · 3144 days ago · 114 km deep · 81 km away
  17. 1.925 km ESE of Pedro Bay, Alaska · 3144 days ago · 130 km deep · 74 km away
  18. 2.368 km SW of Nanwalek, Alaska · 3145 days ago · 60 km deep · 71 km away
  19. 1.667 km WNW of Happy Valley, Alaska · 3145 days ago · 102 km deep · 70 km away
  20. 1.954 km SE of Pedro Bay, Alaska · 3145 days ago · 99 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0182mcveoc (also filed as ak18545600). Read Sun, Oct 4, 2026, 8:34 PM UTC.