Alaska earthquakes

M2.7 earthquake 122 km E of Chignik, Alaska

A magnitude 2.7 earthquake struck 122 km E of Chignik, Alaska on Mon, Aug 2, 2021, 12:05 AM AKDT (08:05 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M2.9 162 km ESE 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
2.7 (ml), micro
Local time
UTC
2021-08-02 08:05:28 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
56.313° N, 156.422° 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.

Location uncertainty
About 5.6 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
171°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 155 in the 60 days after this one and 44 in the 30 days before it.

After

  1. 1.961 km SE of Ugashik, Alaska · 1879 days ago · 5 km deep · 100 km away
  2. 2.9162 km ESE of Chignik, Alaska · 1879 days ago · 35 km deep · 73 km away
  3. 2.196 km SE of Ugashik, Alaska · 1878 days ago · 13 km deep · 57 km away
  4. 2.5156 km ESE of Chignik, Alaska · 1878 days ago · 8 km deep · 73 km away
  5. 2.5126 km SE of Chignik, Alaska · 1878 days ago · 11 km deep · 77 km away
  6. 2.5170 km ESE of Chignik, Alaska · 1878 days ago · 25 km deep · 79 km away
  7. 1.997 km WSW of Akhiok, Alaska · 1877 days ago · 58 km deep · 67 km away
  8. 2.9129 km SE of Chignik, Alaska · 1877 days ago · 11 km deep · 82 km away
  9. 2.1139 km ESE of Chignik, Alaska · 1877 days ago · 33 km deep · 77 km away
  10. 1.8133 km SW of Akhiok, Alaska · 1877 days ago · 12 km deep · 32 km away
  11. 3.3186 km SSW of Akhiok, Alaska · 1877 days ago · 47 km deep · 99 km away
  12. 2.072 km ESE of Ugashik, Alaska · 1877 days ago · 1 km deep · 94 km away
  13. 2.565 km SE of Ugashik, Alaska · 1877 days ago · 10 km deep · 96 km away · felt by 1
  14. 2.158 km SSE of Ugashik, Alaska · 1876 days ago · 5 km deep · 87 km away
  15. 1.560 km SE of Ugashik, Alaska · 1876 days ago · 9 km deep · 97 km away
  16. 3.060 km SE of Ugashik, Alaska · 1876 days ago · 9 km deep · 97 km away
  17. 2.061 km SE of Ugashik, Alaska · 1876 days ago · 8 km deep · 97 km away
  18. 3.361 km SE of Ugashik, Alaska · 1876 days ago · 5 km deep · 98 km away
  19. 1.5Alaska Peninsula · 1876 days ago · 9 km deep · 97 km away
  20. 2.157 km SE of Ugashik, Alaska · 1876 days ago · 7 km deep · 98 km away
  21. 2.359 km SE of Ugashik, Alaska · 1876 days ago · 8 km deep · 98 km away
  22. 2.260 km SSE of Ugashik, Alaska · 1876 days ago · 2 km deep · 85 km away
  23. 1.863 km SSE of Ugashik, Alaska · 1876 days ago · 8 km deep · 83 km away
  24. 2.162 km SSE of Ugashik, Alaska · 1876 days ago · 1 km deep · 84 km away
  25. 3.063 km SE of Ugashik, Alaska · 1876 days ago · 7 km deep · 95 km away
  26. 1.963 km SE of Ugashik, Alaska · 1876 days ago · 5 km deep · 96 km away
  27. 1.560 km SE of Ugashik, Alaska · 1876 days ago · 8 km deep · 98 km away
  28. 2.7107 km SSE of Ugashik, Alaska · 1876 days ago · 5 km deep · 39 km away
  29. 2.871 km SE of Ugashik, Alaska · 1876 days ago · 6 km deep · 92 km away
  30. 1.863 km SE of Ugashik, Alaska · 1876 days ago · 9 km deep · 96 km away
  31. 1.562 km SE of Ugashik, Alaska · 1876 days ago · 12 km deep · 98 km away
  32. 2.063 km SE of Ugashik, Alaska · 1876 days ago · 11 km deep · 95 km away
  33. 2.463 km SE of Ugashik, Alaska · 1876 days ago · 5 km deep · 98 km away
  34. 2.4south of Alaska · 1876 days ago · 20 km deep · 89 km away
  35. 1.866 km SE of Ugashik, Alaska · 1876 days ago · 10 km deep · 95 km away
  36. 2.6125 km ESE of Chignik, Alaska · 1876 days ago · 10 km deep · 39 km away
  37. 2.7south of Alaska · 1875 days ago · 2 km deep · 71 km away
  38. 1.865 km SE of Ugashik, Alaska · 1875 days ago · 1 km deep · 97 km away
  39. 2.8155 km SE of Chignik, Alaska · 1875 days ago · 59 km deep · 87 km away
  40. 2.2south of Alaska · 1874 days ago · 49 km deep · 90 km away
  41. 2.266 km SE of Ugashik, Alaska · 1874 days ago · 1 km deep · 96 km away
  42. 2.878 km SE of Chignik, Alaska · 1874 days ago · 20 km deep · 73 km away
  43. 2.4113 km SE of Chignik, Alaska · 1873 days ago · 25 km deep · 83 km away
  44. 2.6137 km SSW of Akhiok, Alaska · 1873 days ago · 47 km deep · 89 km away
  45. 3.2152 km ESE of Chignik, Alaska · 1873 days ago · 33 km deep · 51 km away
  46. 4.0160 km SE of Chignik, Alaska · 1872 days ago · 29 km deep · 95 km away
  47. 2.3120 km SE of Chignik, Alaska · 1872 days ago · 27 km deep · 95 km away
  48. 2.7183 km ESE of Chignik, Alaska · 1872 days ago · 24 km deep · 95 km away
  49. 1.660 km SE of Ugashik, Alaska · 1872 days ago · 5 km deep · 97 km away
  50. 1.8102 km SE of Ugashik, Alaska · 1870 days ago · 9 km deep · 71 km away
  51. 1.7100 km SE of Ugashik, Alaska · 1870 days ago · 12 km deep · 72 km away
  52. 2.8139 km SE of Chignik, Alaska · 1869 days ago · 47 km deep · 96 km away
  53. 2.4129 km SE of Chignik, Alaska · 1869 days ago · 48 km deep · 84 km away
  54. 2.2145 km ESE of Chignik, Alaska · 1869 days ago · 47 km deep · 67 km away
  55. 2.653 km ESE of Chignik, Alaska · 1869 days ago · 46 km deep · 72 km away
  56. 2.3170 km SSW of Akhiok, Alaska · 1868 days ago · 4 km deep · 97 km away
  57. 2.2155 km ESE of Chignik, Alaska · 1868 days ago · 2 km deep · 77 km away
  58. 2.3183 km ESE of Chignik, Alaska · 1868 days ago · 13 km deep · 97 km away
  59. 1.9139 km SE of Chignik, Alaska · 1867 days ago · 37 km deep · 95 km away
  60. 2.3122 km SE of Chignik, Alaska · 1867 days ago · 25 km deep · 93 km away

The first 60 of 155.

Before

  1. 2.3101 km SSE of Ugashik, Alaska · 1879 days ago · 75 km deep · 45 km away
  2. 2.8173 km ESE of Chignik, Alaska · 1879 days ago · 33 km deep · 86 km away
  3. 2.6145 km ESE of Chignik, Alaska · 1879 days ago · 10 km deep · 71 km away
  4. 2.8163 km SE of Chignik, Alaska · 1880 days ago · 42 km deep · 99 km away
  5. 1.965 km SSE of Ugashik, Alaska · 1880 days ago · 4 km deep · 82 km away
  6. 2.3158 km ESE of Chignik, Alaska · 1880 days ago · 39 km deep · 73 km away
  7. 2.0131 km SE of Chignik, Alaska · 1880 days ago · 26 km deep · 91 km away
  8. 1.9130 km ESE of Chignik, Alaska · 1880 days ago · 42 km deep · 29 km away
  9. 1.767 km ESE of Chignik, Alaska · 1880 days ago · 28 km deep · 69 km away
  10. 2.9161 km SE of Chignik, Alaska · 1880 days ago · 40 km deep · 98 km away
  11. 1.768 km ESE of Ugashik, Alaska · 1880 days ago · 1 km deep · 96 km away
  12. 2.8126 km SE of Chignik, Alaska · 1880 days ago · 25 km deep · 83 km away
  13. 2.073 km ESE of Ugashik, Alaska · 1880 days ago · 5 km deep · 96 km away
  14. 2.2139 km SE of Chignik, Alaska · 1880 days ago · 42 km deep · 88 km away
  15. 2.1131 km SE of Chignik, Alaska · 1880 days ago · 29 km deep · 97 km away
  16. 2.1170 km ESE of Chignik, Alaska · 1880 days ago · 47 km deep · 78 km away
  17. 2.3125 km SE of Chignik, Alaska · 1880 days ago · 25 km deep · 89 km away
  18. 1.980 km SE of Chignik, Alaska · 1880 days ago · 10 km deep · 75 km away
  19. 2.6115 km ESE of Chignik, Alaska · 1880 days ago · 5 km deep · 63 km away
  20. 2.5172 km SSW of Akhiok, Alaska · 1880 days ago · 47 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000f1f8. Read Thu, Sep 24, 2026, 7:03 AM UTC.