Alaska earthquakes

M2.8 earthquake 40 km ENE of Susitna North, Alaska

A magnitude 2.8 earthquake struck 40 km ENE of Susitna North, Alaska on Fri, May 21, 2021, 2:16 AM AKDT (10:16 UTC), 0 km (0 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M6.1 73 km N of Chickaloon, Alaska. This one was a foreshock.

Susitna North forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.8 (ml), micro
Local time
UTC
2021-05-21 10:16:46 UTC
Depth
0.0 km (0.0 mi), shallow
Epicenter
62.341° N, 149.163° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
46

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 89 in the 30 days before it.

After

  1. 1.544 km ENE of Susitna North, Alaska · 1958 days ago · 13 km deep · 3 km away
  2. 1.8Central Alaska · 1958 days ago · 70 km deep · 98 km away
  3. 2.411 km NNE of Houston, Alaska · 1958 days ago · 28 km deep · 75 km away
  4. 1.741 km ENE of Susitna North, Alaska · 1958 days ago · 0 km deep · 3 km away
  5. 1.742 km ENE of Susitna North, Alaska · 1958 days ago · 0 km deep · 2 km away
  6. 2.442 km ENE of Susitna North, Alaska · 1958 days ago · 0 km deep · 2 km away
  7. 1.725 km N of Glacier View, Alaska · 1956 days ago · 20 km deep · 82 km away
  8. 2.442 km SSW of Cantwell, Alaska · 1956 days ago · 59 km deep · 76 km away
  9. 1.85 km NW of Petersville, Alaska · 1956 days ago · 66 km deep · 88 km away
  10. 1.561 km SSE of Cantwell, Alaska · 1955 days ago · 11 km deep · 76 km away
  11. 1.716 km NW of Fishhook, Alaska · 1955 days ago · 32 km deep · 57 km away
  12. 1.761 km ENE of Susitna North, Alaska · 1955 days ago · 27 km deep · 22 km away
  13. 1.667 km SSE of Cantwell, Alaska · 1954 days ago · 55 km deep · 60 km away
  14. 1.654 km SSW of Cantwell, Alaska · 1954 days ago · 68 km deep · 70 km away
  15. 1.724 km N of Susitna, Alaska · 1954 days ago · 9 km deep · 96 km away
  16. 1.50 km ENE of Big Lake, Alaska · 1954 days ago · 32 km deep · 100 km away
  17. 2.933 km NNE of Chase, Alaska · 1954 days ago · 50 km deep · 52 km away
  18. 2.444 km NE of Chase, Alaska · 1953 days ago · 58 km deep · 53 km away
  19. 1.610 km SSW of Petersville, Alaska · 1953 days ago · 60 km deep · 87 km away
  20. 1.613 km ENE of Willow, Alaska · 1953 days ago · 33 km deep · 69 km away
  21. 1.549 km E of Chase, Alaska · 1953 days ago · 2 km deep · 17 km away
  22. 2.059 km NNE of Chase, Alaska · 1952 days ago · 73 km deep · 76 km away
  23. 1.659 km NNE of Chase, Alaska · 1952 days ago · 76 km deep · 78 km away
  24. 1.530 km SW of Trapper Creek, Alaska · 1952 days ago · 12 km deep · 81 km away
  25. 1.734 km NE of Chase, Alaska · 1952 days ago · 50 km deep · 39 km away
  26. 1.523 km SSW of Cantwell, Alaska · 1951 days ago · 6 km deep · 94 km away
  27. 2.625 km NNW of Glacier View, Alaska · 1951 days ago · 28 km deep · 79 km away
  28. 1.621 km E of Susitna North, Alaska · 1951 days ago · 1 km deep · 21 km away
  29. 1.96 km WSW of Houston, Alaska · 1951 days ago · 33 km deep · 92 km away
  30. 1.570 km SSE of Cantwell, Alaska · 1950 days ago · 54 km deep · 75 km away
  31. 1.99 km WNW of Knik-Fairview, Alaska · 1950 days ago · 30 km deep · 94 km away · felt by 1
  32. 1.714 km NE of Willow, Alaska · 1950 days ago · 26 km deep · 67 km away
  33. 1.821 km S of Petersville, Alaska · 1950 days ago · 20 km deep · 84 km away
  34. 2.023 km N of Willow, Alaska · 1950 days ago · 30 km deep · 64 km away
  35. 2.04 km NE of Houston, Alaska · 1949 days ago · 36 km deep · 82 km away
  36. 1.812 km NNW of Tanaina, Alaska · 1949 days ago · 0 km deep · 70 km away
  37. 1.517 km NNW of Fishhook, Alaska · 1949 days ago · 18 km deep · 50 km away
  38. 3.328 km ESE of Susitna North, Alaska · 1949 days ago · 39 km deep · 32 km away · felt by 11
  39. 2.54 km NW of Tanaina, Alaska · 1949 days ago · 29 km deep · 78 km away · felt by 2
  40. 1.935 km N of Sutton-Alpine, Alaska · 1948 days ago · 30 km deep · 32 km away
  41. 2.031 km SW of Cantwell, Alaska · 1948 days ago · 84 km deep · 91 km away
  42. 6.173 km N of Chickaloon, Alaska · 1948 days ago · 44 km deep · 49 km away · felt by 4,618 · tsunami flag
  43. 3.873 km N of Chickaloon, Alaska · 1948 days ago · 42 km deep · 49 km away · felt by 10
  44. 3.476 km N of Chickaloon, Alaska · 1948 days ago · 50 km deep · 51 km away · felt by 1
  45. 2.974 km N of Chickaloon, Alaska · 1948 days ago · 45 km deep · 49 km away
  46. 3.077 km N of Chickaloon, Alaska · 1948 days ago · 44 km deep · 48 km away · felt by 16
  47. 2.569 km N of Chickaloon, Alaska · 1948 days ago · 44 km deep · 48 km away
  48. 2.271 km N of Chickaloon, Alaska · 1948 days ago · 46 km deep · 47 km away
  49. 1.878 km N of Chickaloon, Alaska · 1948 days ago · 51 km deep · 51 km away
  50. 2.674 km N of Chickaloon, Alaska · 1948 days ago · 45 km deep · 47 km away
  51. 2.074 km N of Chickaloon, Alaska · 1948 days ago · 50 km deep · 47 km away
  52. 1.674 km N of Chickaloon, Alaska · 1948 days ago · 41 km deep · 48 km away
  53. 1.871 km N of Chickaloon, Alaska · 1948 days ago · 42 km deep · 49 km away · felt by 1
  54. 2.169 km N of Chickaloon, Alaska · 1948 days ago · 43 km deep · 44 km away · felt by 4
  55. 2.273 km N of Chickaloon, Alaska · 1948 days ago · 46 km deep · 48 km away
  56. 3.277 km N of Chickaloon, Alaska · 1948 days ago · 43 km deep · 49 km away · felt by 26
  57. 3.169 km N of Chickaloon, Alaska · 1948 days ago · 41 km deep · 48 km away
  58. 1.671 km N of Chickaloon, Alaska · 1948 days ago · 44 km deep · 49 km away
  59. 1.577 km N of Chickaloon, Alaska · 1948 days ago · 46 km deep · 49 km away
  60. 1.578 km N of Chickaloon, Alaska · 1948 days ago · 52 km deep · 52 km away

The first 60 of at least 200.

Before

  1. 2.550 km ENE of Susitna North, Alaska · 1958 days ago · 25 km deep · 10 km away
  2. 2.255 km NE of Susitna North, Alaska · 1958 days ago · 0 km deep · 16 km away
  3. 1.650 km SE of Cantwell, Alaska · 1959 days ago · 0 km deep · 94 km away
  4. 1.553 km NNE of Chase, Alaska · 1959 days ago · 72 km deep · 68 km away
  5. 1.567 km ENE of Chase, Alaska · 1959 days ago · 45 km deep · 37 km away
  6. 1.517 km NNE of Willow, Alaska · 1959 days ago · 34 km deep · 63 km away
  7. 1.621 km NW of Willow, Alaska · 1960 days ago · 4 km deep · 78 km away
  8. 1.649 km E of Chase, Alaska · 1960 days ago · 3 km deep · 17 km away
  9. 1.548 km E of Chase, Alaska · 1961 days ago · 1 km deep · 16 km away
  10. 1.759 km SSW of Cantwell, Alaska · 1961 days ago · 70 km deep · 67 km away
  11. 1.652 km SSW of Cantwell, Alaska · 1961 days ago · 11 km deep · 70 km away
  12. 1.750 km E of Chase, Alaska · 1961 days ago · 3 km deep · 14 km away
  13. 2.062 km E of Chase, Alaska · 1961 days ago · 11 km deep · 25 km away
  14. 1.945 km NE of Susitna North, Alaska · 1961 days ago · 0 km deep · 9 km away
  15. 1.648 km E of Chase, Alaska · 1961 days ago · 0 km deep · 17 km away
  16. 3.548 km E of Chase, Alaska · 1961 days ago · 9 km deep · 20 km away · felt by 6
  17. 1.66 km ESE of Willow, Alaska · 1961 days ago · 31 km deep · 79 km away
  18. 1.618 km SSW of Trapper Creek, Alaska · 1962 days ago · 14 km deep · 67 km away
  19. 2.052 km NNE of Chase, Alaska · 1962 days ago · 50 km deep · 68 km away
  20. 1.651 km N of Chase, Alaska · 1962 days ago · 80 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0216hctso8 (also filed as us7000e505). Read Wed, Sep 30, 2026, 3:04 PM UTC.