Alaska earthquakes

M2.8 earthquake 33 km NW of Beluga, Alaska

A magnitude 2.8 earthquake struck 33 km NW of Beluga, Alaska on Fri, Aug 20, 2021, 12:12 PM AKDT (20:12 UTC), 78 km (49 mi) below the surface.

A larger quake followed: M3.4 3 km SE of Big Lake, 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
2.8 (ml), micro
Local time
UTC
2021-08-20 20:12:26 UTC
Depth
78.1 km (48.5 mi), intermediate-depth
Epicenter
61.366° N, 151.487° 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
99

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 195 in the 60 days after this one and 131 in the 30 days before it.

After

  1. 2.123 km SSE of Skwentna, Alaska · 1863 days ago · 66 km deep · 50 km away
  2. 1.745 km WSW of Salamatof, Alaska · 1863 days ago · 97 km deep · 100 km away
  3. 1.538 km W of Skwentna, Alaska · 1863 days ago · 119 km deep · 71 km away
  4. 1.727 km NNE of Skwentna, Alaska · 1862 days ago · 78 km deep · 96 km away
  5. 1.57 km SSE of Big Lake, Alaska · 1862 days ago · 28 km deep · 85 km away
  6. 2.014 km N of Beluga, Alaska · 1862 days ago · 72 km deep · 26 km away
  7. 1.967 km W of Tyonek, Alaska · 1862 days ago · 122 km deep · 55 km away
  8. 1.513 km N of Willow, Alaska · 1861 days ago · 41 km deep · 96 km away
  9. 2.11 km ENE of Big Lake, Alaska · 1861 days ago · 46 km deep · 85 km away
  10. 2.128 km NE of Beluga, Alaska · 1861 days ago · 49 km deep · 44 km away
  11. 1.932 km NW of Beluga, Alaska · 1861 days ago · 71 km deep · 3 km away
  12. 1.626 km NNE of Point Possession, Alaska · 1860 days ago · 11 km deep · 60 km away
  13. 2.468 km WNW of Beluga, Alaska · 1860 days ago · 116 km deep · 40 km away
  14. 1.9Central Alaska · 1860 days ago · 64 km deep · 78 km away
  15. 1.613 km SW of Willow, Alaska · 1859 days ago · 43 km deep · 74 km away
  16. 1.655 km W of Tyonek, Alaska · 1859 days ago · 110 km deep · 45 km away
  17. 1.53 km NE of Big Lake, Alaska · 1859 days ago · 55 km deep · 87 km away
  18. 1.515 km WSW of Big Lake, Alaska · 1859 days ago · 8 km deep · 69 km away
  19. 1.751 km NW of Beluga, Alaska · 1858 days ago · 78 km deep · 19 km away
  20. 1.840 km WNW of Skwentna, Alaska · 1857 days ago · 106 km deep · 94 km away
  21. 1.624 km ENE of Point Possession, Alaska · 1857 days ago · 44 km deep · 80 km away
  22. 1.763 km W of Tyonek, Alaska · 1857 days ago · 114 km deep · 57 km away
  23. 2.023 km WSW of Point MacKenzie, Alaska · 1857 days ago · 9 km deep · 60 km away
  24. 2.610 km SSW of Willow, Alaska · 1856 days ago · 10 km deep · 80 km away
  25. 1.645 km WNW of Beluga, Alaska · 1856 days ago · 87 km deep · 18 km away
  26. 1.829 km WNW of Willow, Alaska · 1856 days ago · 67 km deep · 76 km away
  27. 1.713 km W of Salamatof, Alaska · 1856 days ago · 70 km deep · 82 km away
  28. 1.58 km E of Willow, Alaska · 1855 days ago · 31 km deep · 95 km away
  29. 1.56 km N of Skwentna, Alaska · 1855 days ago · 83 km deep · 76 km away
  30. 2.112 km E of Beluga, Alaska · 1855 days ago · 54 km deep · 42 km away
  31. 1.715 km NW of Kalifornsky, Alaska · 1855 days ago · 66 km deep · 96 km away
  32. 1.620 km SW of Point Possession, Alaska · 1855 days ago · 61 km deep · 68 km away
  33. 1.515 km SW of Susitna, Alaska · 1855 days ago · 64 km deep · 40 km away
  34. 2.38 km SSW of Willow, Alaska · 1855 days ago · 48 km deep · 82 km away
  35. 1.55 km WSW of Big Lake, Alaska · 1855 days ago · 37 km deep · 78 km away
  36. 1.566 km W of Tyonek, Alaska · 1855 days ago · 114 km deep · 57 km away
  37. 1.825 km WSW of Susitna, Alaska · 1855 days ago · 68 km deep · 30 km away
  38. 2.012 km NNE of Ridgeway, Alaska · 1855 days ago · 52 km deep · 86 km away
  39. 1.64 km S of Houston, Alaska · 1854 days ago · 29 km deep · 93 km away
  40. 1.667 km W of Tyonek, Alaska · 1854 days ago · 120 km deep · 62 km away
  41. 2.516 km SE of Skwentna, Alaska · 1854 days ago · 72 km deep · 61 km away
  42. 2.078 km WNW of Tyonek, Alaska · 1854 days ago · 7 km deep · 55 km away
  43. 1.828 km WSW of Susitna, Alaska · 1854 days ago · 65 km deep · 27 km away
  44. 1.511 km ESE of Tyonek, Alaska · 1853 days ago · 55 km deep · 48 km away
  45. 2.29 km SW of Susitna, Alaska · 1853 days ago · 45 km deep · 47 km away
  46. 1.541 km SW of Skwentna, Alaska · 1853 days ago · 100 km deep · 41 km away
  47. 1.715 km W of Anchorage, Alaska · 1853 days ago · 44 km deep · 71 km away
  48. 1.79 km NW of Point Possession, Alaska · 1853 days ago · 13 km deep · 56 km away
  49. 1.77 km S of Big Lake, Alaska · 1852 days ago · 29 km deep · 83 km away
  50. 1.916 km SW of Tyonek, Alaska · 1852 days ago · 67 km deep · 44 km away
  51. 1.726 km SSW of Skwentna, Alaska · 1852 days ago · 94 km deep · 46 km away
  52. 1.925 km NNE of Skwentna, Alaska · 1851 days ago · 80 km deep · 95 km away
  53. 1.812 km SE of Beluga, Alaska · 1851 days ago · 62 km deep · 45 km away
  54. 1.81 km ESE of Big Lake, Alaska · 1851 days ago · 40 km deep · 85 km away
  55. 1.568 km W of Tyonek, Alaska · 1851 days ago · 115 km deep · 61 km away
  56. 2.237 km W of Nikiski, Alaska · 1851 days ago · 89 km deep · 76 km away
  57. 1.9Southern Alaska · 1851 days ago · 41 km deep · 74 km away
  58. 1.78 km NE of Nikiski, Alaska · 1851 days ago · 83 km deep · 71 km away
  59. 1.666 km W of Tyonek, Alaska · 1850 days ago · 105 km deep · 60 km away
  60. 1.516 km ENE of Sterling, Alaska · 1850 days ago · 45 km deep · 99 km away

The first 60 of 195.

Before

  1. 2.746 km SW of Skwentna, Alaska · 1863 days ago · 119 km deep · 50 km away · felt by 1
  2. 1.710 km E of Point Possession, Alaska · 1864 days ago · 10 km deep · 73 km away
  3. 2.379 km WNW of Tyonek, Alaska · 1864 days ago · 1 km deep · 56 km away
  4. 1.542 km SW of Skwentna, Alaska · 1864 days ago · 109 km deep · 51 km away
  5. 2.33 km SSW of Susitna, Alaska · 1864 days ago · 6 km deep · 54 km away
  6. 1.720 km WNW of Susitna, Alaska · 1865 days ago · 62 km deep · 44 km away
  7. 1.83 km NW of Point MacKenzie, Alaska · 1865 days ago · 46 km deep · 78 km away
  8. 2.617 km N of Nikiski, Alaska · 1865 days ago · 64 km deep · 59 km away
  9. 1.821 km NNE of Nikiski, Alaska · 1866 days ago · 55 km deep · 60 km away
  10. 2.111 km W of Point Possession, Alaska · 1866 days ago · 12 km deep · 58 km away
  11. 1.548 km NW of Beluga, Alaska · 1866 days ago · 93 km deep · 19 km away
  12. 1.937 km W of Salamatof, Alaska · 1866 days ago · 79 km deep · 88 km away
  13. 1.516 km SSE of Point Possession, Alaska · 1866 days ago · 35 km deep · 81 km away
  14. 1.759 km WNW of Tyonek, Alaska · 1866 days ago · 111 km deep · 41 km away
  15. 1.614 km W of Point Possession, Alaska · 1866 days ago · 11 km deep · 56 km away
  16. 1.618 km NE of Nikiski, Alaska · 1866 days ago · 6 km deep · 68 km away
  17. 1.614 km WSW of Salamatof, Alaska · 1866 days ago · 71 km deep · 87 km away
  18. 1.636 km WNW of Beluga, Alaska · 1866 days ago · 80 km deep · 19 km away
  19. 1.869 km W of Salamatof, Alaska · 1867 days ago · 122 km deep · 98 km away
  20. 1.537 km WSW of Skwentna, Alaska · 1867 days ago · 108 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021ao0ntb5 (also filed as us6000f942). Read Sat, Sep 26, 2026, 6:40 PM UTC.