Alaska earthquakes

M1.6 earthquake 28 km SE of Chickaloon, Alaska

A magnitude 1.6 earthquake struck 28 km SE of Chickaloon, Alaska on Thu, Aug 12, 2021, 1:14 AM AKDT (09:14 UTC), 22 km (13 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
1.6 (ml), micro
Local time
UTC
2021-08-12 09:14:33 UTC
Depth
21.7 km (13.5 mi), shallow
Epicenter
61.591° N, 148.157° 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
48

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 66 in the 30 days before it.

After

  1. 1.912 km SSE of Elmendorf Air Force Base, Alaska · 1870 days ago · 40 km deep · 89 km away
  2. 1.557 km ENE of Susitna North, Alaska · 1870 days ago · 45 km deep · 94 km away
  3. 2.357 km SSE of Glacier View, Alaska · 1870 days ago · 10 km deep · 51 km away
  4. 2.322 km SW of Glacier View, Alaska · 1869 days ago · 24 km deep · 14 km away
  5. 1.81 km NNW of Elmendorf Air Force Base, Alaska · 1869 days ago · 28 km deep · 87 km away
  6. 1.726 km N of Fishhook, Alaska · 1869 days ago · 15 km deep · 75 km away
  7. 1.948 km S of Glacier View, Alaska · 1869 days ago · 15 km deep · 41 km away
  8. 1.546 km SSE of Nelchina, Alaska · 1869 days ago · 29 km deep · 94 km away
  9. 1.950 km ENE of Whittier, Alaska · 1869 days ago · 15 km deep · 74 km away
  10. 1.760 km N of Chickaloon, Alaska · 1868 days ago · 42 km deep · 86 km away
  11. 1.86 km NNE of Point MacKenzie, Alaska · 1867 days ago · 31 km deep · 95 km away
  12. 2.042 km S of Glacier View, Alaska · 1867 days ago · 18 km deep · 26 km away
  13. 2.834 km E of Whittier, Alaska · 1867 days ago · 15 km deep · 91 km away
  14. 1.835 km E of Whittier, Alaska · 1867 days ago · 14 km deep · 89 km away
  15. 1.74 km SSE of Big Lake, Alaska · 1866 days ago · 30 km deep · 94 km away
  16. 1.624 km NW of Fishhook, Alaska · 1865 days ago · 36 km deep · 82 km away
  17. 2.1Southern Alaska · 1865 days ago · 35 km deep · 66 km away
  18. 1.620 km SW of Glacier View, Alaska · 1865 days ago · 23 km deep · 16 km away
  19. 1.6Southern Alaska · 1864 days ago · 15 km deep · 84 km away
  20. 1.949 km N of Valdez, Alaska · 1863 days ago · 24 km deep · 97 km away
  21. 1.57 km SSE of Big Lake, Alaska · 1861 days ago · 28 km deep · 94 km away
  22. 1.939 km ENE of Susitna North, Alaska · 1861 days ago · 46 km deep · 97 km away
  23. 1.942 km S of Nelchina, Alaska · 1860 days ago · 28 km deep · 78 km away
  24. 2.11 km ENE of Big Lake, Alaska · 1860 days ago · 46 km deep · 94 km away
  25. 1.53 km NE of Big Lake, Alaska · 1858 days ago · 55 km deep · 93 km away
  26. 1.920 km SE of Susitna North, Alaska · 1858 days ago · 19 km deep · 89 km away
  27. 2.146 km SSE of Glacier View, Alaska · 1858 days ago · 6 km deep · 54 km away
  28. 2.320 km SE of Susitna North, Alaska · 1858 days ago · 19 km deep · 89 km away
  29. 1.548 km SSE of Nelchina, Alaska · 1857 days ago · 23 km deep · 97 km away
  30. 1.56 km SW of Eureka Roadhouse, Alaska · 1857 days ago · 27 km deep · 59 km away
  31. 2.448 km N of Valdez, Alaska · 1856 days ago · 14 km deep · 89 km away
  32. 1.553 km E of Whittier, Alaska · 1855 days ago · 11 km deep · 91 km away
  33. 1.815 km WNW of Eureka Roadhouse, Alaska · 1855 days ago · 33 km deep · 61 km away
  34. 1.58 km E of Willow, Alaska · 1855 days ago · 31 km deep · 92 km away
  35. 1.543 km E of Susitna North, Alaska · 1855 days ago · 43 km deep · 78 km away
  36. 1.848 km WNW of Valdez, Alaska · 1854 days ago · 20 km deep · 61 km away · felt by 1
  37. 2.043 km SSE of Glacier View, Alaska · 1854 days ago · 13 km deep · 42 km away
  38. 1.658 km WNW of Tatitlek, Alaska · 1853 days ago · 15 km deep · 67 km away
  39. 1.64 km S of Houston, Alaska · 1853 days ago · 29 km deep · 87 km away
  40. 1.530 km SE of Knik River, Alaska · 1853 days ago · 23 km deep · 36 km away
  41. 2.250 km S of Glacier View, Alaska · 1852 days ago · 20 km deep · 34 km away
  42. 2.015 km N of Fishhook, Alaska · 1851 days ago · 3 km deep · 67 km away · felt by 1
  43. 1.77 km S of Big Lake, Alaska · 1851 days ago · 29 km deep · 96 km away
  44. 1.717 km SE of Eagle River, Alaska · 1851 days ago · 26 km deep · 73 km away
  45. 1.527 km NW of Valdez, Alaska · 1851 days ago · 9 km deep · 84 km away
  46. 1.81 km ESE of Big Lake, Alaska · 1850 days ago · 40 km deep · 94 km away
  47. 1.542 km SSE of Glacier View, Alaska · 1849 days ago · 19 km deep · 41 km away
  48. 1.547 km W of Tatitlek, Alaska · 1849 days ago · 21 km deep · 80 km away
  49. 2.56 km N of Big Lake, Alaska · 1848 days ago · 37 km deep · 96 km away
  50. 1.97 km SE of Houston, Alaska · 1848 days ago · 29 km deep · 83 km away
  51. 1.849 km SSE of Eureka Roadhouse, Alaska · 1848 days ago · 8 km deep · 73 km away
  52. 2.031 km WNW of Valdez, Alaska · 1847 days ago · 8 km deep · 78 km away
  53. 3.350 km E of Whittier, Alaska · 1847 days ago · 10 km deep · 90 km away
  54. 1.617 km SSE of Glacier View, Alaska · 1847 days ago · 29 km deep · 36 km away
  55. 1.750 km E of Whittier, Alaska · 1847 days ago · 8 km deep · 88 km away
  56. 1.613 km NW of Valdez, Alaska · 1847 days ago · 7 km deep · 97 km away · felt by 1
  57. 1.552 km E of Whittier, Alaska · 1847 days ago · 14 km deep · 84 km away
  58. 3.15 km N of Big Lake, Alaska · 1847 days ago · 40 km deep · 95 km away · felt by 12
  59. 1.543 km SSE of Nelchina, Alaska · 1846 days ago · 34 km deep · 94 km away
  60. 1.520 km S of Glacier View, Alaska · 1846 days ago · 20 km deep · 26 km away

The first 60 of 155.

Before

  1. 2.047 km N of Valdez, Alaska · 1870 days ago · 14 km deep · 89 km away
  2. 1.93 km SW of Whittier, Alaska · 1871 days ago · 14 km deep · 99 km away
  3. 1.569 km N of Chickaloon, Alaska · 1871 days ago · 45 km deep · 93 km away
  4. 1.530 km SSW of Glacier View, Alaska · 1871 days ago · 15 km deep · 18 km away
  5. 2.324 km NW of Valdez, Alaska · 1871 days ago · 15 km deep · 85 km away
  6. 1.841 km NNW of Glacier View, Alaska · 1873 days ago · 29 km deep · 67 km away
  7. 1.972 km NNE of Chickaloon, Alaska · 1875 days ago · 38 km deep · 94 km away
  8. 1.973 km NW of Eureka Roadhouse, Alaska · 1875 days ago · 34 km deep · 94 km away
  9. 2.871 km NNE of Chickaloon, Alaska · 1875 days ago · 29 km deep · 93 km away · felt by 1
  10. 1.525 km WNW of Valdez, Alaska · 1876 days ago · 10 km deep · 83 km away
  11. 2.561 km N of Chickaloon, Alaska · 1876 days ago · 8 km deep · 86 km away
  12. 2.510 km NW of Elmendorf Air Force Base, Alaska · 1876 days ago · 41 km deep · 92 km away · felt by 2
  13. 2.153 km N of Chickaloon, Alaska · 1876 days ago · 6 km deep · 80 km away
  14. 1.846 km NNW of Valdez, Alaska · 1877 days ago · 25 km deep · 80 km away
  15. 2.127 km NNE of Whittier, Alaska · 1877 days ago · 29 km deep · 68 km away
  16. 2.939 km S of Glacier View, Alaska · 1879 days ago · 15 km deep · 32 km away · felt by 1
  17. 2.047 km ENE of Susitna North, Alaska · 1881 days ago · 2 km deep · 98 km away
  18. 1.86 km NNE of Fishhook, Alaska · 1881 days ago · 25 km deep · 59 km away
  19. 1.747 km WNW of Tatitlek, Alaska · 1883 days ago · 16 km deep · 75 km away
  20. 3.335 km N of Valdez, Alaska · 1884 days ago · 20 km deep · 91 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aaltpkl. Read Fri, Sep 25, 2026, 7:59 PM UTC.