Alaska earthquakes

M1.5 earthquake 52 km NNE of Chase, Alaska

A magnitude 1.5 earthquake struck 52 km NNE of Chase, Alaska on Sun, Feb 21, 2021, 12:40 PM AKST (21:40 UTC), 85 km (53 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
1.5 (ml), micro
Local time
UTC
2021-02-21 21:40:41 UTC
Depth
84.9 km (52.8 mi), intermediate-depth
Epicenter
62.908° N, 149.834° 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
39

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 200 in the 60 days after this one and 124 in the 30 days before it.

After

  1. 1.823 km W of Petersville, Alaska · 2042 days ago · 89 km deep · 85 km away
  2. 1.672 km ESE of Denali National Park, Alaska · 2042 days ago · 112 km deep · 49 km away
  3. 1.763 km N of Petersville, Alaska · 2042 days ago · 123 km deep · 60 km away
  4. 1.661 km SE of Denali National Park, Alaska · 2042 days ago · 121 km deep · 59 km away
  5. 3.449 km N of Chase, Alaska · 2042 days ago · 79 km deep · 6 km away · felt by 1
  6. 1.619 km SSW of Petersville, Alaska · 2042 days ago · 78 km deep · 84 km away
  7. 1.531 km NE of Chase, Alaska · 2041 days ago · 62 km deep · 30 km away
  8. 1.515 km SSW of Trapper Creek, Alaska · 2041 days ago · 56 km deep · 84 km away
  9. 1.551 km SSE of Denali National Park, Alaska · 2041 days ago · 2 km deep · 82 km away
  10. 1.531 km SSW of Cantwell, Alaska · 2040 days ago · 81 km deep · 40 km away
  11. 2.162 km ENE of Chase, Alaska · 2040 days ago · 62 km deep · 42 km away
  12. 1.636 km W of McKinley Park, Alaska · 2040 days ago · 123 km deep · 90 km away
  13. 1.510 km NNE of Cantwell, Alaska · 2040 days ago · 11 km deep · 80 km away
  14. 1.552 km SSW of Cantwell, Alaska · 2039 days ago · 74 km deep · 27 km away
  15. 1.530 km E of Chase, Alaska · 2039 days ago · 47 km deep · 54 km away
  16. 1.733 km SSE of Denali National Park, Alaska · 2039 days ago · 10 km deep · 88 km away
  17. 1.536 km NNW of Petersville, Alaska · 2039 days ago · 93 km deep · 61 km away
  18. 1.658 km SSE of Denali National Park, Alaska · 2039 days ago · 1 km deep · 84 km away
  19. 2.429 km NE of Susitna North, Alaska · 2039 days ago · 48 km deep · 68 km away
  20. 2.52 km NNE of Petersville, Alaska · 2038 days ago · 75 km deep · 64 km away
  21. 1.758 km SSE of Cantwell, Alaska · 2038 days ago · 13 km deep · 74 km away
  22. 2.846 km SSE of Denali National Park, Alaska · 2038 days ago · 11 km deep · 88 km away · felt by 1
  23. 2.042 km ESE of Denali National Park, Alaska · 2037 days ago · 13 km deep · 76 km away
  24. 1.570 km NNE of Petersville, Alaska · 2037 days ago · 107 km deep · 35 km away
  25. 1.728 km W of Petersville, Alaska · 2037 days ago · 87 km deep · 85 km away
  26. 1.847 km E of Denali National Park, Alaska · 2037 days ago · 11 km deep · 87 km away
  27. 1.760 km SSE of Cantwell, Alaska · 2037 days ago · 11 km deep · 75 km away
  28. 1.613 km E of Cantwell, Alaska · 2036 days ago · 93 km deep · 80 km away
  29. 1.556 km SSW of Cantwell, Alaska · 2036 days ago · 72 km deep · 25 km away
  30. 1.633 km WSW of Cantwell, Alaska · 2035 days ago · 101 km deep · 40 km away
  31. 1.529 km S of Denali National Park, Alaska · 2035 days ago · 5 km deep · 99 km away
  32. 1.722 km NNW of Chase, Alaska · 2035 days ago · 69 km deep · 38 km away
  33. 1.932 km ENE of Chase, Alaska · 2034 days ago · 59 km deep · 39 km away
  34. 1.652 km NNW of Petersville, Alaska · 2034 days ago · 107 km deep · 69 km away
  35. 1.922 km SW of Petersville, Alaska · 2034 days ago · 76 km deep · 88 km away
  36. 2.054 km NNW of Petersville, Alaska · 2034 days ago · 113 km deep · 60 km away
  37. 2.468 km N of Petersville, AK · 2034 days ago · 114 km deep · 53 km away
  38. 2.058 km S of Denali National Park, Alaska · 2034 days ago · 9 km deep · 86 km away
  39. 2.163 km N of Petersville, Alaska · 2034 days ago · 110 km deep · 45 km away
  40. 2.050 km SSE of Denali National Park, Alaska · 2034 days ago · 7 km deep · 86 km away
  41. 2.860 km N of Petersville, Alaska · 2034 days ago · 110 km deep · 42 km away
  42. 1.964 km SE of Denali National Park, Alaska · 2033 days ago · 126 km deep · 54 km away
  43. 1.834 km ENE of Skwentna, Alaska · 2033 days ago · 66 km deep · 100 km away
  44. 2.421 km WSW of Trapper Creek, Alaska · 2033 days ago · 59 km deep · 82 km away
  45. 1.570 km ESE of Denali National Park, Alaska · 2033 days ago · 118 km deep · 50 km away
  46. 1.563 km SE of Denali National Park, Alaska · 2033 days ago · 128 km deep · 54 km away
  47. 2.243 km SSW of Cantwell, Alaska · 2032 days ago · 76 km deep · 28 km away
  48. 1.751 km SW of Cantwell, Alaska · 2032 days ago · 89 km deep · 21 km away
  49. 1.641 km SSE of Denali National Park, Alaska · 2032 days ago · 5 km deep · 87 km away · felt by 1
  50. 2.311 km SSE of Trapper Creek, Alaska · 2031 days ago · 10 km deep · 78 km away
  51. 1.661 km SE of Denali National Park, Alaska · 2031 days ago · 129 km deep · 57 km away
  52. 1.870 km SE of Denali National Park, Alaska · 2031 days ago · 114 km deep · 47 km away
  53. 1.859 km SE of Denali National Park, Alaska · 2031 days ago · 131 km deep · 59 km away
  54. 2.159 km SSW of Cantwell, Alaska · 2031 days ago · 72 km deep · 24 km away
  55. 1.964 km SSE of Cantwell, Alaska · 2031 days ago · 61 km deep · 72 km away
  56. 1.530 km SW of Cantwell, Alaska · 2031 days ago · 85 km deep · 40 km away
  57. 2.062 km N of Petersville, Alaska · 2030 days ago · 122 km deep · 61 km away
  58. 2.0Central Alaska · 2030 days ago · 124 km deep · 79 km away
  59. 2.451 km NNE of Chase, Alaska · 2029 days ago · 71 km deep · 10 km away
  60. 1.555 km SSE of Denali National Park, Alaska · 2029 days ago · 138 km deep · 76 km away

The first 60 of at least 200.

Before

  1. 1.554 km N of Petersville, Alaska · 2043 days ago · 100 km deep · 44 km away
  2. 1.722 km W of Petersville, Alaska · 2043 days ago · 86 km deep · 84 km away
  3. 2.150 km E of Denali National Park, Alaska · 2043 days ago · 10 km deep · 86 km away
  4. 1.646 km SSW of Cantwell, Alaska · 2043 days ago · 71 km deep · 32 km away
  5. 1.768 km N of Petersville, Alaska · 2044 days ago · 105 km deep · 49 km away
  6. 3.154 km N of Chickaloon, Alaska · 2044 days ago · 10 km deep · 96 km away · felt by 1
  7. 2.119 km WSW of Petersville, Alaska · 2044 days ago · 13 km deep · 85 km away
  8. 1.841 km NNE of Petersville, Alaska · 2044 days ago · 85 km deep · 38 km away
  9. 1.925 km SSW of Petersville, Alaska · 2044 days ago · 71 km deep · 89 km away
  10. 1.532 km WSW of Petersville, Alaska · 2045 days ago · 89 km deep · 98 km away
  11. 1.669 km ESE of Denali National Park, Alaska · 2045 days ago · 123 km deep · 50 km away
  12. 1.534 km WSW of Petersville, Alaska · 2046 days ago · 94 km deep · 98 km away
  13. 1.755 km NNW of Petersville, Alaska · 2046 days ago · 112 km deep · 73 km away
  14. 1.639 km SSE of Denali National Park, Alaska · 2046 days ago · 11 km deep · 83 km away
  15. 1.553 km NNW of Petersville, Alaska · 2046 days ago · 123 km deep · 68 km away
  16. 1.659 km SSE of Cantwell, Alaska · 2046 days ago · 13 km deep · 75 km away
  17. 1.57 km NNW of Susitna North, Alaska · 2046 days ago · 14 km deep · 76 km away
  18. 2.057 km SSW of Cantwell, Alaska · 2047 days ago · 72 km deep · 18 km away
  19. 1.543 km NNE of Chase, Alaska · 2047 days ago · 70 km deep · 17 km away
  20. 2.218 km ESE of Susitna North, Alaska · 2047 days ago · 41 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0212ecotax. Read Sat, Sep 26, 2026, 9:36 AM UTC.