Alaska earthquakes

M1.8 earthquake 51 km NW of Mosquito Lake, Alaska

A magnitude 1.8 earthquake struck 51 km NW of Mosquito Lake, Alaska on Fri, Jul 23, 2021, 6:22 PM AKDT (02:22 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.1 31 km SSW of Covenant Life, 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-07-24 02:22:12 UTC
Depth
3.3 km (2.1 mi), shallow
Epicenter
59.893° N, 136.670° 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: 25 in the 60 days after this one and 22 in the 30 days before it.

After

  1. 1.731 km SSW of Covenant Life, Alaska · 1895 days ago · 6 km deep · 85 km away
  2. 2.239 km NW of Mosquito Lake, Alaska · 1894 days ago · 9 km deep · 13 km away
  3. 2.439 km NW of Mosquito Lake, Alaska · 1894 days ago · 2 km deep · 13 km away
  4. 1.829 km SSW of Covenant Life, Alaska · 1888 days ago · 6 km deep · 84 km away
  5. 1.931 km SSW of Covenant Life, Alaska · 1888 days ago · 2 km deep · 85 km away
  6. 2.191 km E of Yakutat, Alaska · 1886 days ago · 2 km deep · 84 km away
  7. 1.561 km SW of Covenant Life, Alaska · 1885 days ago · 13 km deep · 92 km away
  8. 1.796 km SSW of Haines Junction, Canada · 1884 days ago · 1 km deep · 75 km away
  9. 1.973 km NW of Mosquito Lake, Alaska · 1878 days ago · 5 km deep · 22 km away
  10. 1.658 km SSE of Haines Junction, Canada · 1875 days ago · 4 km deep · 52 km away
  11. 2.295 km E of Yakutat, Alaska · 1873 days ago · 6 km deep · 81 km away
  12. 2.638 km NNW of Mosquito Lake, Alaska · 1870 days ago · 8 km deep · 15 km away
  13. 1.749 km NW of Mosquito Lake, Alaska · 1869 days ago · 8 km deep · 5 km away
  14. 1.653 km WNW of Mosquito Lake, Alaska · 1868 days ago · 11 km deep · 34 km away
  15. 2.035 km SSW of Covenant Life, Alaska · 1868 days ago · 3 km deep · 88 km away
  16. 3.131 km SSW of Covenant Life, Alaska · 1867 days ago · 5 km deep · 86 km away · felt by 7
  17. 2.485 km WSW of Covenant Life, Alaska · 1864 days ago · 17 km deep · 94 km away
  18. 1.836 km W of Mosquito Lake, Alaska · 1852 days ago · 8 km deep · 43 km away
  19. 1.528 km SSW of Covenant Life, Alaska · 1850 days ago · 6 km deep · 82 km away
  20. 1.932 km SSW of Covenant Life, Alaska · 1850 days ago · 1 km deep · 86 km away
  21. 2.140 km NW of Mosquito Lake, Alaska · 1850 days ago · 3 km deep · 11 km away
  22. 1.736 km SSW of Klukwan, Alaska · 1846 days ago · 10 km deep · 96 km away
  23. 2.097 km ENE of Yakutat, Alaska · 1845 days ago · 1 km deep · 80 km away
  24. 1.685 km WNW of Mosquito Lake, Alaska · 1845 days ago · 11 km deep · 44 km away
  25. 2.5101 km WSW of Mosquito Lake, Alaska · 1841 days ago · 0 km deep · 91 km away

Before

  1. 2.629 km NW of Mosquito Lake, Alaska · 1897 days ago · 13 km deep · 23 km away · felt by 1
  2. 1.930 km SSW of Covenant Life, Alaska · 1899 days ago · 8 km deep · 83 km away
  3. 2.363 km WSW of Covenant Life, Alaska · 1903 days ago · 14 km deep · 89 km away
  4. 1.553 km SW of Covenant Life, Alaska · 1904 days ago · 3 km deep · 93 km away
  5. 2.230 km SSW of Covenant Life, Alaska · 1909 days ago · 6 km deep · 83 km away
  6. 2.029 km SSW of Covenant Life, Alaska · 1909 days ago · 8 km deep · 83 km away
  7. 1.732 km SSW of Covenant Life, Alaska · 1911 days ago · 4 km deep · 85 km away
  8. 1.830 km SSW of Covenant Life, Alaska · 1911 days ago · 3 km deep · 84 km away
  9. 1.629 km SSW of Covenant Life, Alaska · 1912 days ago · 7 km deep · 84 km away
  10. 2.230 km SSW of Covenant Life, Alaska · 1912 days ago · 4 km deep · 83 km away · felt by 2
  11. 1.831 km SSW of Covenant Life, Alaska · 1912 days ago · 7 km deep · 85 km away
  12. 3.232 km SSW of Covenant Life, Alaska · 1912 days ago · 8 km deep · 87 km away · felt by 11
  13. 1.730 km SSW of Covenant Life, Alaska · 1912 days ago · 4 km deep · 83 km away
  14. 2.530 km SSW of Covenant Life, Alaska · 1912 days ago · 6 km deep · 84 km away · felt by 1
  15. 3.530 km SSW of Covenant Life, Alaska · 1912 days ago · 5 km deep · 84 km away · felt by 8
  16. 2.430 km SSW of Covenant Life, Alaska · 1912 days ago · 5 km deep · 83 km away
  17. 3.131 km SSW of Covenant Life, Alaska · 1912 days ago · 3 km deep · 87 km away · felt by 4
  18. 4.430 km SSW of Covenant Life, Alaska · 1912 days ago · 7 km deep · 84 km away · felt by 70
  19. 2.056 km WSW of Covenant Life, Alaska · 1915 days ago · 6 km deep · 80 km away · felt by 1
  20. 2.023 km ENE of Mosquito Lake, Alaska · 1919 days ago · 1 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219f2hr7f. Read Fri, Oct 2, 2026, 5:04 PM UTC.