Alaska earthquakes

M1.9 earthquake 128 km SSW of Akhiok, Alaska

A magnitude 1.9 earthquake struck 128 km SSW of Akhiok, Alaska on Sat, Sep 11, 2021, 11:07 PM AKDT (07:07 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M6.9 112 km E of Chignik, 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
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-09-12 07:07:21 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
55.960° N, 155.272° 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
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.5147 km SW of Akhiok, Alaska · 1844 days ago · 2 km deep · 23 km away
  2. 2.462 km SSW of Akhiok, Alaska · 1839 days ago · 45 km deep · 71 km away
  3. 2.7118 km WSW of Akhiok, Alaska · 1838 days ago · 8 km deep · 83 km away
  4. 2.3160 km SSW of Akhiok, Alaska · 1835 days ago · 8 km deep · 37 km away
  5. 2.0157 km SW of Akhiok, Alaska · 1835 days ago · 3 km deep · 32 km away
  6. 1.843 km WSW of Akhiok, Alaska · 1830 days ago · 46 km deep · 96 km away
  7. 2.7168 km ESE of Chignik, Alaska · 1830 days ago · 12 km deep · 62 km away
  8. 3.1south of Alaska · 1828 days ago · 8 km deep · 88 km away
  9. 1.869 km WSW of Akhiok, Alaska · 1827 days ago · 10 km deep · 82 km away
  10. 4.8137 km ESE of Chignik, Alaska · 1826 days ago · 45 km deep · 65 km away · felt by 1 · tsunami flag
  11. 2.4165 km SSW of Akhiok, Alaska · 1823 days ago · 3 km deep · 44 km away
  12. 1.9167 km SW of Akhiok, Alaska · 1823 days ago · 9 km deep · 40 km away
  13. 3.0119 km E of Chignik, Alaska · 1821 days ago · 69 km deep · 88 km away
  14. 2.5114 km WSW of Akhiok, Alaska · 1818 days ago · 6 km deep · 57 km away
  15. 2.4106 km E of Chignik, Alaska · 1817 days ago · 1 km deep · 96 km away
  16. 6.9112 km E of Chignik, Alaska · 1816 days ago · 52 km deep · 89 km away · felt by 320 · tsunami flag
  17. 4.2115 km E of Chignik, Alaska · 1816 days ago · 53 km deep · 86 km away
  18. 3.5113 km E of Chignik, Alaska · 1816 days ago · 67 km deep · 85 km away
  19. 2.9118 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 82 km away
  20. 2.6115 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 85 km away
  21. 2.9114 km E of Chignik, Alaska · 1816 days ago · 46 km deep · 86 km away
  22. 3.5116 km E of Chignik, Alaska · 1816 days ago · 72 km deep · 87 km away
  23. 3.0117 km E of Chignik, Alaska · 1816 days ago · 59 km deep · 85 km away
  24. 3.0119 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 79 km away
  25. 3.0114 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 94 km away · felt by 1
  26. 2.1115 km E of Chignik, Alaska · 1816 days ago · 53 km deep · 92 km away
  27. 2.3113 km E of Chignik, Alaska · 1816 days ago · 53 km deep · 89 km away
  28. 2.7Alaska Peninsula · 1816 days ago · 46 km deep · 88 km away
  29. 2.3114 km E of Chignik, Alaska · 1816 days ago · 68 km deep · 88 km away
  30. 2.5115 km E of Chignik, Alaska · 1816 days ago · 74 km deep · 86 km away
  31. 2.5114 km E of Chignik, Alaska · 1816 days ago · 57 km deep · 87 km away
  32. 2.4115 km E of Chignik, Alaska · 1816 days ago · 68 km deep · 86 km away
  33. 2.4117 km E of Chignik, Alaska · 1816 days ago · 72 km deep · 88 km away
  34. 2.5114 km E of Chignik, Alaska · 1816 days ago · 52 km deep · 89 km away
  35. 2.2120 km E of Chignik, Alaska · 1816 days ago · 73 km deep · 83 km away
  36. 2.4116 km E of Chignik, Alaska · 1816 days ago · 72 km deep · 88 km away
  37. 2.9116 km E of Chignik, Alaska · 1816 days ago · 61 km deep · 87 km away
  38. 2.4Alaska Peninsula · 1816 days ago · 65 km deep · 86 km away
  39. 2.8119 km E of Chignik, Alaska · 1816 days ago · 67 km deep · 80 km away
  40. 2.2118 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 81 km away
  41. 2.3113 km E of Chignik, Alaska · 1816 days ago · 71 km deep · 89 km away
  42. 2.4119 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 80 km away
  43. 2.4115 km E of Chignik, Alaska · 1816 days ago · 70 km deep · 92 km away
  44. 2.5117 km E of Chignik, Alaska · 1816 days ago · 61 km deep · 82 km away
  45. 2.4115 km E of Chignik, Alaska · 1816 days ago · 12 km deep · 93 km away
  46. 2.6113 km E of Chignik, Alaska · 1816 days ago · 56 km deep · 92 km away
  47. 2.4116 km E of Chignik, Alaska · 1816 days ago · 46 km deep · 87 km away
  48. 2.3117 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 83 km away
  49. 2.6119 km E of Chignik, Alaska · 1816 days ago · 62 km deep · 80 km away
  50. 2.3123 km E of Chignik, Alaska · 1816 days ago · 62 km deep · 82 km away
  51. 2.2123 km E of Chignik, Alaska · 1816 days ago · 72 km deep · 78 km away
  52. 2.3132 km E of Chignik, Alaska · 1816 days ago · 64 km deep · 66 km away
  53. 3.6113 km E of Chignik, Alaska · 1816 days ago · 51 km deep · 88 km away
  54. 2.3119 km ESE of Chignik, Alaska · 1816 days ago · 48 km deep · 79 km away
  55. 2.8113 km E of Chignik, Alaska · 1816 days ago · 62 km deep · 87 km away
  56. 2.3113 km E of Chignik, Alaska · 1816 days ago · 70 km deep · 86 km away
  57. 2.1117 km E of Chignik, Alaska · 1816 days ago · 43 km deep · 87 km away
  58. 2.4110 km E of Chignik, Alaska · 1816 days ago · 65 km deep · 91 km away
  59. 2.2114 km E of Chignik, Alaska · 1816 days ago · 56 km deep · 84 km away
  60. 2.4116 km E of Chignik, Alaska · 1816 days ago · 74 km deep · 83 km away

The first 60 of 161.

Before

  1. 2.3167 km SW of Akhiok, Alaska · 1845 days ago · 27 km deep · 40 km away
  2. 2.9167 km SW of Akhiok, Alaska · 1848 days ago · 5 km deep · 39 km away
  3. 2.2161 km SW of Akhiok, Alaska · 1848 days ago · 1 km deep · 36 km away
  4. 3.0190 km SE of Chignik, Alaska · 1848 days ago · 32 km deep · 83 km away
  5. 1.9165 km SE of Chignik, Alaska · 1849 days ago · 15 km deep · 84 km away
  6. 2.6177 km SSW of Akhiok, Alaska · 1850 days ago · 10 km deep · 48 km away
  7. 2.2118 km ESE of Chignik, Alaska · 1851 days ago · 8 km deep · 80 km away
  8. 3.5105 km WSW of Akhiok, Alaska · 1852 days ago · 70 km deep · 64 km away
  9. 1.690 km WSW of Akhiok, Alaska · 1852 days ago · 7 km deep · 94 km away
  10. 2.9185 km SSW of Akhiok, Alaska · 1852 days ago · 11 km deep · 60 km away
  11. 2.2119 km ESE of Chignik, Alaska · 1853 days ago · 20 km deep · 79 km away
  12. 1.8157 km SSW of Akhiok, Alaska · 1853 days ago · 10 km deep · 29 km away
  13. 3.3158 km SE of Chignik, Alaska · 1854 days ago · 39 km deep · 97 km away
  14. 1.8124 km SE of Ugashik, Alaska · 1854 days ago · 68 km deep · 92 km away
  15. 2.290 km S of Akhiok, Alaska · 1857 days ago · 29 km deep · 56 km away
  16. 3.0169 km ESE of Chignik, Alaska · 1857 days ago · 18 km deep · 62 km away
  17. 1.6south of Alaska · 1858 days ago · 2 km deep · 28 km away
  18. 1.957 km SW of Akhiok, Alaska · 1859 days ago · 32 km deep · 77 km away
  19. 2.8190 km SSW of Akhiok, Alaska · 1859 days ago · 17 km deep · 62 km away
  20. 3.0158 km SE of Chignik, Alaska · 1859 days ago · 40 km deep · 88 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bpu92t7. Read Thu, Oct 1, 2026, 5:22 AM UTC.