Alaska earthquakes

M1.7 earthquake 68 km ESE of Ugashik, Alaska

A magnitude 1.7 earthquake struck 68 km ESE of Ugashik, Alaska on Sat, Jul 31, 2021, 10:52 PM AKDT (06:52 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M4.0 81 km ENE 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
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-08-01 06:52:49 UTC
Depth
0.7 km (0.4 mi), shallow
Epicenter
57.174° N, 156.444° 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
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 145 in the 60 days after this one and 55 in the 30 days before it.

After

  1. 1.651 km W of Akhiok, Alaska · 1887 days ago · 25 km deep · 93 km away
  2. 2.184 km ESE of Ugashik, Alaska · 1887 days ago · 6 km deep · 25 km away · felt by 1
  3. 1.686 km ESE of Ugashik, Alaska · 1887 days ago · 3 km deep · 26 km away
  4. 2.288 km ESE of Ugashik, Alaska · 1887 days ago · 4 km deep · 27 km away · felt by 1
  5. 1.965 km SSE of Ugashik, Alaska · 1887 days ago · 4 km deep · 31 km away
  6. 1.663 km WSW of Karluk, Alaska · 1887 days ago · 80 km deep · 65 km away
  7. 2.3101 km SSE of Ugashik, Alaska · 1886 days ago · 75 km deep · 54 km away
  8. 2.7122 km E of Chignik, Alaska · 1886 days ago · 35 km deep · 96 km away
  9. 1.961 km SE of Ugashik, Alaska · 1886 days ago · 5 km deep · 7 km away
  10. 2.259 km WSW of Karluk, Alaska · 1886 days ago · 54 km deep · 70 km away
  11. 2.196 km SE of Ugashik, Alaska · 1886 days ago · 13 km deep · 39 km away
  12. 2.091 km WNW of Karluk, Alaska · 1885 days ago · 11 km deep · 94 km away
  13. 2.980 km ESE of Egegik, Alaska · 1885 days ago · 125 km deep · 77 km away
  14. 1.997 km WSW of Akhiok, Alaska · 1885 days ago · 58 km deep · 61 km away
  15. 1.685 km WSW of Karluk, Alaska · 1884 days ago · 5 km deep · 43 km away
  16. 2.072 km ESE of Ugashik, Alaska · 1884 days ago · 1 km deep · 4 km away
  17. 2.565 km SE of Ugashik, Alaska · 1884 days ago · 10 km deep · 3 km away · felt by 1
  18. 2.158 km SSE of Ugashik, Alaska · 1884 days ago · 5 km deep · 39 km away
  19. 1.560 km SE of Ugashik, Alaska · 1884 days ago · 9 km deep · 9 km away
  20. 3.060 km SE of Ugashik, Alaska · 1883 days ago · 9 km deep · 10 km away
  21. 2.061 km SE of Ugashik, Alaska · 1883 days ago · 8 km deep · 9 km away
  22. 3.361 km SE of Ugashik, Alaska · 1883 days ago · 5 km deep · 8 km away
  23. 1.5Alaska Peninsula · 1883 days ago · 9 km deep · 9 km away
  24. 2.157 km SE of Ugashik, Alaska · 1883 days ago · 7 km deep · 13 km away
  25. 2.359 km SE of Ugashik, Alaska · 1883 days ago · 8 km deep · 10 km away
  26. 2.260 km SSE of Ugashik, Alaska · 1883 days ago · 2 km deep · 39 km away
  27. 1.863 km SSE of Ugashik, Alaska · 1883 days ago · 8 km deep · 42 km away
  28. 2.162 km SSE of Ugashik, Alaska · 1883 days ago · 1 km deep · 40 km away
  29. 3.063 km SE of Ugashik, Alaska · 1883 days ago · 7 km deep · 7 km away
  30. 1.963 km SE of Ugashik, Alaska · 1883 days ago · 5 km deep · 7 km away
  31. 1.560 km SE of Ugashik, Alaska · 1883 days ago · 8 km deep · 9 km away
  32. 2.7107 km SSE of Ugashik, Alaska · 1883 days ago · 5 km deep · 59 km away
  33. 2.871 km SE of Ugashik, Alaska · 1883 days ago · 6 km deep · 4 km away
  34. 1.863 km SE of Ugashik, Alaska · 1883 days ago · 9 km deep · 6 km away
  35. 1.562 km SE of Ugashik, Alaska · 1883 days ago · 12 km deep · 7 km away
  36. 2.063 km SE of Ugashik, Alaska · 1883 days ago · 11 km deep · 8 km away
  37. 1.653 km SE of Ugashik, Alaska · 1883 days ago · 14 km deep · 17 km away
  38. 2.463 km SE of Ugashik, Alaska · 1883 days ago · 5 km deep · 6 km away
  39. 1.961 km ENE of Ugashik, Alaska · 1883 days ago · 134 km deep · 64 km away
  40. 1.866 km SE of Ugashik, Alaska · 1883 days ago · 10 km deep · 3 km away
  41. 1.865 km SE of Ugashik, Alaska · 1882 days ago · 1 km deep · 3 km away
  42. 2.266 km SE of Ugashik, Alaska · 1881 days ago · 1 km deep · 3 km away
  43. 1.652 km SE of Ugashik, Alaska · 1881 days ago · 10 km deep · 18 km away
  44. 2.174 km W of Karluk, Alaska · 1881 days ago · 15 km deep · 58 km away
  45. 1.660 km SE of Ugashik, Alaska · 1879 days ago · 5 km deep · 9 km away
  46. 1.8102 km SE of Ugashik, Alaska · 1877 days ago · 9 km deep · 35 km away
  47. 1.7100 km SE of Ugashik, Alaska · 1877 days ago · 12 km deep · 33 km away
  48. 1.550 km E of Port Heiden, Alaska · 1877 days ago · 12 km deep · 84 km away
  49. 2.940 km SW of Karluk, Alaska · 1874 days ago · 51 km deep · 92 km away
  50. 1.763 km ESE of Ugashik, Alaska · 1873 days ago · 1 km deep · 6 km away
  51. 1.9107 km E of Chignik, Alaska · 1872 days ago · 3 km deep · 78 km away
  52. 2.393 km WNW of Karluk, Alaska · 1872 days ago · 110 km deep · 79 km away
  53. 3.291 km ENE of Chignik, Alaska · 1872 days ago · 56 km deep · 72 km away
  54. 3.398 km WSW of Akhiok, Alaska · 1871 days ago · 67 km deep · 87 km away
  55. 2.563 km NE of Chignik, Alaska · 1870 days ago · 75 km deep · 91 km away
  56. 4.081 km ENE of Chignik, Alaska · 1869 days ago · 11 km deep · 77 km away
  57. 2.779 km ENE of Chignik, Alaska · 1869 days ago · 2 km deep · 78 km away
  58. 2.882 km ENE of Chignik, Alaska · 1869 days ago · 6 km deep · 77 km away
  59. 2.273 km ENE of Chignik, Alaska · 1869 days ago · 8 km deep · 82 km away
  60. 1.772 km ENE of Chignik, Alaska · 1869 days ago · 1 km deep · 84 km away

The first 60 of 145.

Before

  1. 2.073 km ESE of Ugashik, Alaska · 1887 days ago · 5 km deep · 6 km away
  2. 1.749 km NE of Ugashik, Alaska · 1887 days ago · 3 km deep · 78 km away
  3. 2.381 km WNW of Karluk, Alaska · 1888 days ago · 9 km deep · 95 km away
  4. 1.873 km ENE of Ugashik, Alaska · 1888 days ago · 123 km deep · 71 km away
  5. 1.881 km WNW of Karluk, Alaska · 1889 days ago · 16 km deep · 94 km away
  6. 2.182 km WNW of Karluk, Alaska · 1889 days ago · 13 km deep · 94 km away
  7. 1.555 km ESE of Egegik, Alaska · 1890 days ago · 27 km deep · 97 km away
  8. 3.356 km SE of Ugashik, Alaska · 1890 days ago · 10 km deep · 14 km away
  9. 2.349 km SE of Ugashik, Alaska · 1890 days ago · 10 km deep · 20 km away
  10. 2.551 km SE of Ugashik, Alaska · 1890 days ago · 12 km deep · 18 km away
  11. 2.940 km SE of Ugashik, Alaska · 1890 days ago · 3 km deep · 28 km away
  12. 2.453 km SE of Ugashik, Alaska · 1890 days ago · 8 km deep · 15 km away
  13. 3.160 km SE of Ugashik, Alaska · 1890 days ago · 4 km deep · 12 km away
  14. 3.067 km ENE of Ugashik, Alaska · 1892 days ago · 129 km deep · 70 km away
  15. 3.757 km WSW of Akhiok, Alaska · 1892 days ago · 41 km deep · 96 km away
  16. 2.2122 km E of Chignik, Alaska · 1894 days ago · 25 km deep · 94 km away
  17. 1.9Alaska Peninsula · 1895 days ago · 94 km deep · 44 km away
  18. 1.841 km ENE of Ugashik, Alaska · 1896 days ago · 137 km deep · 51 km away
  19. 2.048 km WSW of Akhiok, Alaska · 1896 days ago · 48 km deep · 97 km away
  20. 2.261 km ENE of Chignik, Alaska · 1896 days ago · 93 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219sdcrv0. Read Thu, Oct 1, 2026, 12:35 PM UTC.