Alaska earthquakes

M1.9 earthquake 11 km SE of Halibut Cove, Alaska

A magnitude 1.9 earthquake struck 11 km SE of Halibut Cove, Alaska on Sat, Aug 28, 2021, 5:12 AM AKDT (13:12 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M4.7 12 km SSW of Clam Gulch, Alaska. This one was a foreshock.

Fritz Creek forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2021-08-28 13:12:23 UTC
Depth
7.7 km (4.8 mi), shallow
Epicenter
59.512° N, 151.108° 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
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 189 in the 60 days after this one and 80 in the 30 days before it.

After

  1. 2.124 km S of Nanwalek, Alaska · 1858 days ago · 49 km deep · 65 km away
  2. 2.114 km S of Clam Gulch, Alaska · 1858 days ago · 63 km deep · 68 km away
  3. 2.3Southern Alaska · 1858 days ago · 76 km deep · 85 km away
  4. 2.152 km W of Nanwalek, Alaska · 1857 days ago · 76 km deep · 100 km away
  5. 1.638 km WSW of Anchor Point, Alaska · 1857 days ago · 68 km deep · 76 km away
  6. 1.621 km SW of Lowell Point, Alaska · 1855 days ago · 7 km deep · 92 km away
  7. 1.612 km E of Kasilof, Alaska · 1855 days ago · 51 km deep · 91 km away
  8. 1.548 km WNW of Nanwalek, Alaska · 1855 days ago · 85 km deep · 92 km away
  9. 1.842 km WSW of Nanwalek, Alaska · 1854 days ago · 77 km deep · 91 km away
  10. 1.622 km NNW of Ninilchik, Alaska · 1854 days ago · 67 km deep · 90 km away
  11. 2.351 km WNW of Nanwalek, Alaska · 1853 days ago · 79 km deep · 90 km away
  12. 1.528 km WSW of Anchor Point, Alaska · 1853 days ago · 73 km deep · 72 km away
  13. 2.237 km WSW of Anchor Point, Alaska · 1853 days ago · 69 km deep · 77 km away
  14. 1.67 km WSW of Happy Valley, Alaska · 1853 days ago · 71 km deep · 62 km away
  15. 2.046 km SW of Nanwalek, Alaska · 1853 days ago · 59 km deep · 92 km away
  16. 2.028 km S of Nanwalek, Alaska · 1852 days ago · 55 km deep · 67 km away
  17. 1.640 km ESE of Fox River, Alaska · 1852 days ago · 15 km deep · 54 km away
  18. 2.158 km SSE of Halibut Cove, Alaska · 1851 days ago · 16 km deep · 47 km away
  19. 2.147 km WNW of Anchor Point, Alaska · 1851 days ago · 95 km deep · 97 km away
  20. 1.867 km SE of Port Graham, Alaska · 1851 days ago · 41 km deep · 65 km away
  21. 1.538 km W of Happy Valley, Alaska · 1851 days ago · 79 km deep · 90 km away
  22. 1.64 km SSE of Ninilchik, Alaska · 1851 days ago · 80 km deep · 63 km away
  23. 3.625 km W of Nanwalek, Alaska · 1850 days ago · 68 km deep · 73 km away
  24. 1.654 km W of Nanwalek, Alaska · 1850 days ago · 96 km deep · 99 km away
  25. 1.635 km W of Anchor Point, Alaska · 1849 days ago · 77 km deep · 82 km away
  26. 1.527 km NNW of Nanwalek, Alaska · 1849 days ago · 63 km deep · 59 km away
  27. 1.637 km SSW of Nanwalek, Alaska · 1848 days ago · 71 km deep · 82 km away
  28. 1.648 km WNW of Nanwalek, Alaska · 1847 days ago · 80 km deep · 87 km away
  29. 1.95 km E of Ninilchik, Alaska · 1846 days ago · 51 km deep · 65 km away
  30. 1.840 km W of Nanwalek, Alaska · 1846 days ago · 81 km deep · 87 km away
  31. 3.324 km WNW of Clam Gulch, Alaska · 1846 days ago · 66 km deep · 100 km away
  32. 2.010 km SSE of Kasilof, Alaska · 1845 days ago · 57 km deep · 83 km away
  33. 1.517 km ESE of Clam Gulch, Alaska · 1845 days ago · 62 km deep · 75 km away
  34. 3.95 km SSW of Kasilof, Alaska · 1845 days ago · 60 km deep · 88 km away · felt by 39 · tsunami flag
  35. 1.94 km SW of Kasilof, Alaska · 1845 days ago · 58 km deep · 90 km away · felt by 1
  36. 2.042 km WNW of Nanwalek, Alaska · 1844 days ago · 75 km deep · 85 km away
  37. 1.835 km WNW of Nanwalek, Alaska · 1844 days ago · 62 km deep · 80 km away
  38. 1.524 km SW of Anchor Point, Alaska · 1844 days ago · 87 km deep · 63 km away
  39. 2.063 km ESE of Halibut Cove, Alaska · 1844 days ago · 20 km deep · 55 km away
  40. 2.24 km NE of Ninilchik, Alaska · 1844 days ago · 54 km deep · 69 km away
  41. 1.566 km SE of Port Graham, Alaska · 1843 days ago · 39 km deep · 72 km away
  42. 3.114 km E of Fritz Creek, Alaska · 1843 days ago · 46 km deep · 23 km away · felt by 6
  43. 1.826 km WNW of Nanwalek, Alaska · 1843 days ago · 70 km deep · 68 km away
  44. 1.814 km ESE of Fritz Creek, Alaska · 1842 days ago · 46 km deep · 22 km away
  45. 1.614 km SW of Anchor Point, Alaska · 1841 days ago · 57 km deep · 52 km away
  46. 1.923 km W of Happy Valley, Alaska · 1841 days ago · 77 km deep · 77 km away
  47. 1.547 km WNW of Anchor Point, Alaska · 1839 days ago · 84 km deep · 96 km away
  48. 1.520 km E of Kasilof, Alaska · 1839 days ago · 44 km deep · 90 km away
  49. 1.69 km WNW of Nanwalek, Alaska · 1839 days ago · 54 km deep · 57 km away
  50. 1.627 km S of Funny River, Alaska · 1838 days ago · 48 km deep · 85 km away
  51. 1.513 km SSE of Funny River, Alaska · 1838 days ago · 45 km deep · 99 km away
  52. 1.512 km NNE of Ninilchik, Alaska · 1838 days ago · 56 km deep · 75 km away
  53. 1.629 km SSE of Port Graham, Alaska · 1838 days ago · 6 km deep · 56 km away
  54. 1.542 km NE of Fox River, Alaska · 1836 days ago · 10 km deep · 77 km away
  55. 2.245 km WNW of Nanwalek, Alaska · 1836 days ago · 72 km deep · 88 km away
  56. 1.544 km WNW of Anchor Point, Alaska · 1835 days ago · 89 km deep · 93 km away
  57. 1.640 km WNW of Anchor Point, Alaska · 1835 days ago · 75 km deep · 91 km away
  58. 2.530 km WSW of Nanwalek, Alaska · 1834 days ago · 62 km deep · 80 km away
  59. 1.635 km WSW of Anchor Point, Alaska · 1834 days ago · 78 km deep · 78 km away
  60. 2.910 km NW of Anchor Point, Alaska · 1833 days ago · 76 km deep · 61 km away · felt by 4

The first 60 of 189.

Before

  1. 1.652 km WNW of Nanwalek, Alaska · 1859 days ago · 86 km deep · 92 km away
  2. 2.345 km WSW of Nanwalek, Alaska · 1859 days ago · 65 km deep · 95 km away
  3. 3.615 km WSW of Anchor Point, Alaska · 1859 days ago · 62 km deep · 58 km away · felt by 5
  4. 2.03 km SE of Nikolaevsk, Alaska · 1860 days ago · 52 km deep · 41 km away
  5. 1.67 km SW of Halibut Cove, Alaska · 1860 days ago · 10 km deep · 13 km away
  6. 1.833 km SSW of Nanwalek, Alaska · 1861 days ago · 75 km deep · 79 km away · felt by 1
  7. 1.845 km ESE of Halibut Cove, Alaska · 1861 days ago · 30 km deep · 38 km away
  8. 1.658 km WNW of Nanwalek, Alaska · 1861 days ago · 96 km deep · 98 km away
  9. 2.244 km W of Happy Valley, Alaska · 1861 days ago · 96 km deep · 95 km away
  10. 1.97 km ESE of Ninilchik, Alaska · 1862 days ago · 59 km deep · 62 km away
  11. 2.93 km ENE of Kachemak, Alaska · 1862 days ago · 45 km deep · 24 km away · felt by 1
  12. 1.58 km S of Nanwalek, Alaska · 1862 days ago · 54 km deep · 52 km away
  13. 1.524 km NNE of Fox River, Alaska · 1862 days ago · 49 km deep · 64 km away
  14. 1.550 km W of Nanwalek, Alaska · 1862 days ago · 75 km deep · 97 km away
  15. 1.564 km ESE of Fox River, Alaska · 1862 days ago · 15 km deep · 63 km away
  16. 1.517 km W of Nanwalek, Alaska · 1862 days ago · 70 km deep · 65 km away
  17. 1.633 km SSW of Nanwalek, Alaska · 1863 days ago · 60 km deep · 77 km away
  18. 1.520 km E of Kasilof, Alaska · 1863 days ago · 54 km deep · 90 km away
  19. 1.543 km SSW of Cooper Landing, Alaska · 1863 days ago · 37 km deep · 87 km away
  20. 1.653 km WNW of Nanwalek, Alaska · 1864 days ago · 88 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b14sjm5. Read Tue, Sep 29, 2026, 7:47 PM UTC.