Alaska earthquakes

M1.6 earthquake 46 km SSW of Cantwell, Alaska

A magnitude 1.6 earthquake struck 46 km SSW of Cantwell, Alaska on Sat, Feb 20, 2021, 4:05 PM AKST (01:05 UTC), 71 km (44 mi) below the surface.

A larger quake followed: M5.5 28 km SE of Cantwell, 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
2021-02-21 01:05:01 UTC
Depth
70.7 km (43.9 mi), intermediate-depth
Epicenter
62.991° N, 149.226° 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
59

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 107 in the 30 days before it.

After

  1. 2.150 km E of Denali National Park, Alaska · 2045 days ago · 10 km deep · 99 km away
  2. 1.554 km N of Petersville, Alaska · 2045 days ago · 100 km deep · 74 km away
  3. 1.552 km NNE of Chase, Alaska · 2045 days ago · 85 km deep · 32 km away
  4. 1.672 km ESE of Denali National Park, Alaska · 2044 days ago · 112 km deep · 67 km away
  5. 1.763 km N of Petersville, Alaska · 2044 days ago · 123 km deep · 88 km away
  6. 1.661 km SE of Denali National Park, Alaska · 2044 days ago · 121 km deep · 85 km away
  7. 3.449 km N of Chase, Alaska · 2044 days ago · 79 km deep · 39 km away · felt by 1
  8. 1.531 km NE of Chase, Alaska · 2043 days ago · 62 km deep · 44 km away
  9. 1.531 km SSW of Cantwell, Alaska · 2042 days ago · 81 km deep · 16 km away
  10. 2.162 km ENE of Chase, Alaska · 2042 days ago · 62 km deep · 28 km away
  11. 1.636 km W of McKinley Park, Alaska · 2042 days ago · 123 km deep · 83 km away
  12. 1.510 km NNE of Cantwell, Alaska · 2042 days ago · 11 km deep · 57 km away
  13. 1.552 km SSW of Cantwell, Alaska · 2042 days ago · 74 km deep · 6 km away
  14. 1.530 km E of Chase, Alaska · 2041 days ago · 47 km deep · 63 km away
  15. 1.536 km NNW of Petersville, Alaska · 2041 days ago · 93 km deep · 93 km away
  16. 2.429 km NE of Susitna North, Alaska · 2041 days ago · 48 km deep · 74 km away
  17. 2.52 km NNE of Petersville, Alaska · 2040 days ago · 75 km deep · 94 km away
  18. 1.758 km SSE of Cantwell, Alaska · 2040 days ago · 13 km deep · 44 km away
  19. 2.042 km ESE of Denali National Park, Alaska · 2039 days ago · 13 km deep · 97 km away
  20. 1.570 km NNE of Petersville, Alaska · 2039 days ago · 107 km deep · 60 km away
  21. 1.760 km SSE of Cantwell, Alaska · 2039 days ago · 11 km deep · 45 km away
  22. 1.613 km E of Cantwell, Alaska · 2038 days ago · 93 km deep · 54 km away
  23. 1.556 km SSW of Cantwell, Alaska · 2038 days ago · 72 km deep · 10 km away
  24. 1.633 km WSW of Cantwell, Alaska · 2038 days ago · 101 km deep · 32 km away
  25. 1.722 km NNW of Chase, Alaska · 2037 days ago · 69 km deep · 66 km away
  26. 1.932 km ENE of Chase, Alaska · 2037 days ago · 59 km deep · 48 km away
  27. 1.652 km NNW of Petersville, Alaska · 2037 days ago · 107 km deep · 100 km away
  28. 2.054 km NNW of Petersville, Alaska · 2036 days ago · 113 km deep · 90 km away
  29. 2.468 km N of Petersville, AK · 2036 days ago · 114 km deep · 79 km away
  30. 2.163 km N of Petersville, Alaska · 2036 days ago · 110 km deep · 73 km away
  31. 2.860 km N of Petersville, Alaska · 2036 days ago · 110 km deep · 71 km away
  32. 1.964 km SE of Denali National Park, Alaska · 2036 days ago · 126 km deep · 76 km away
  33. 1.774 km NW of Eureka Roadhouse, Alaska · 2035 days ago · 36 km deep · 84 km away
  34. 1.570 km ESE of Denali National Park, Alaska · 2035 days ago · 118 km deep · 69 km away
  35. 1.563 km SE of Denali National Park, Alaska · 2035 days ago · 128 km deep · 77 km away
  36. 2.243 km SSW of Cantwell, Alaska · 2034 days ago · 76 km deep · 10 km away
  37. 1.751 km SW of Cantwell, Alaska · 2034 days ago · 89 km deep · 28 km away
  38. 2.311 km SSE of Trapper Creek, Alaska · 2033 days ago · 10 km deep · 98 km away
  39. 1.661 km SE of Denali National Park, Alaska · 2033 days ago · 129 km deep · 79 km away
  40. 1.870 km SE of Denali National Park, Alaska · 2033 days ago · 114 km deep · 71 km away
  41. 1.859 km SE of Denali National Park, Alaska · 2033 days ago · 131 km deep · 82 km away
  42. 2.159 km SSW of Cantwell, Alaska · 2033 days ago · 72 km deep · 13 km away
  43. 1.964 km SSE of Cantwell, Alaska · 2033 days ago · 61 km deep · 43 km away
  44. 1.530 km SW of Cantwell, Alaska · 2033 days ago · 85 km deep · 26 km away
  45. 2.062 km N of Petersville, Alaska · 2033 days ago · 122 km deep · 89 km away
  46. 1.533 km ESE of McKinley Park, Alaska · 2033 days ago · 83 km deep · 89 km away
  47. 2.0Central Alaska · 2032 days ago · 124 km deep · 77 km away
  48. 2.451 km NNE of Chase, Alaska · 2031 days ago · 71 km deep · 26 km away
  49. 1.5Central Alaska · 2031 days ago · 13 km deep · 43 km away
  50. 1.665 km N of Chickaloon, Alaska · 2031 days ago · 43 km deep · 75 km away
  51. 1.664 km E of Denali National Park, Alaska · 2031 days ago · 3 km deep · 87 km away
  52. 1.860 km SSE of Cantwell, Alaska · 2031 days ago · 0 km deep · 42 km away
  53. 1.561 km N of Petersville, Alaska · 2030 days ago · 122 km deep · 86 km away
  54. 2.010 km NNE of Petersville, Alaska · 2030 days ago · 73 km deep · 87 km away
  55. 2.05 km SE of Talkeetna, Alaska · 2030 days ago · 11 km deep · 88 km away
  56. 2.623 km E of Chase, Alaska · 2030 days ago · 56 km deep · 60 km away
  57. 1.759 km SSE of Cantwell, Alaska · 2030 days ago · 12 km deep · 44 km away
  58. 1.567 km ESE of Denali National Park, Alaska · 2029 days ago · 123 km deep · 72 km away
  59. 1.62 km N of Petersville, Alaska · 2029 days ago · 73 km deep · 94 km away
  60. 1.558 km SSE of Cantwell, Alaska · 2028 days ago · 69 km deep · 36 km away

The first 60 of at least 199.

Before

  1. 1.768 km N of Petersville, Alaska · 2046 days ago · 105 km deep · 76 km away
  2. 2.645 km ENE of Cantwell, Alaska · 2046 days ago · 7 km deep · 82 km away
  3. 3.154 km N of Chickaloon, Alaska · 2046 days ago · 10 km deep · 86 km away · felt by 1
  4. 1.841 km NNE of Petersville, Alaska · 2046 days ago · 85 km deep · 70 km away
  5. 1.651 km ENE of Cantwell, Alaska · 2047 days ago · 2 km deep · 86 km away · felt by 1
  6. 1.669 km ESE of Denali National Park, Alaska · 2047 days ago · 123 km deep · 70 km away
  7. 1.860 km ENE of Cantwell, Alaska · 2048 days ago · 16 km deep · 94 km away
  8. 1.553 km NNW of Petersville, Alaska · 2048 days ago · 123 km deep · 99 km away
  9. 1.659 km SSE of Cantwell, Alaska · 2048 days ago · 13 km deep · 44 km away
  10. 1.57 km NNW of Susitna North, Alaska · 2049 days ago · 14 km deep · 92 km away
  11. 2.057 km SSW of Cantwell, Alaska · 2049 days ago · 72 km deep · 15 km away
  12. 1.543 km NNE of Chase, Alaska · 2049 days ago · 70 km deep · 31 km away
  13. 1.543 km SE of Denali National Park, Alaska · 2049 days ago · 11 km deep · 98 km away
  14. 2.017 km W of Healy, Alaska · 2049 days ago · 115 km deep · 94 km away
  15. 2.262 km N of Chickaloon, Alaska · 2050 days ago · 38 km deep · 88 km away
  16. 1.610 km NW of Susitna North, Alaska · 2050 days ago · 10 km deep · 94 km away
  17. 1.814 km NW of Trapper Creek, Alaska · 2050 days ago · 58 km deep · 92 km away
  18. 1.546 km E of Denali National Park, Alaska · 2051 days ago · 10 km deep · 99 km away
  19. 2.069 km SE of Denali National Park, Alaska · 2051 days ago · 117 km deep · 73 km away
  20. 2.659 km N of Petersville, Alaska · 2052 days ago · 106 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0212e0kk1t. Read Mon, Sep 28, 2026, 12:49 PM UTC.