Alaska earthquakes

M1.5 earthquake 21 km NNW of Susitna, Alaska

A magnitude 1.5 earthquake struck 21 km NNW of Susitna, Alaska on Sat, Sep 19, 2020, 10:28 AM AKDT (18:28 UTC), 60 km (37 mi) below the surface.

A larger quake followed: M5.1 2 km E of Big Lake, Alaska. This one was a foreshock.

Willow 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-09-19 18:28:35 UTC
Depth
59.7 km (37.1 mi), shallow
Epicenter
61.710° N, 150.731° 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
34

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 201 in the 60 days after this one and 149 in the 30 days before it.

After

  1. 1.549 km NW of Beluga, Alaska · 2202 days ago · 88 km deep · 68 km away
  2. 1.88 km N of Point MacKenzie, Alaska · 2202 days ago · 38 km deep · 49 km away
  3. 2.57 km E of Big Lake, Alaska · 2202 days ago · 38 km deep · 52 km away
  4. 1.77 km ENE of Big Lake, Alaska · 2202 days ago · 39 km deep · 52 km away
  5. 1.960 km W of Tyonek, Alaska · 2202 days ago · 1 km deep · 100 km away
  6. 1.927 km NW of Susitna, Alaska · 2202 days ago · 65 km deep · 8 km away
  7. 2.114 km N of Fishhook, Alaska · 2202 days ago · 8 km deep · 79 km away
  8. 1.834 km SW of Trapper Creek, Alaska · 2201 days ago · 64 km deep · 44 km away
  9. 1.59 km NW of Big Lake, Alaska · 2201 days ago · 39 km deep · 37 km away
  10. 1.732 km NW of Willow, Alaska · 2200 days ago · 54 km deep · 30 km away
  11. 1.633 km NNW of Susitna, Alaska · 2200 days ago · 66 km deep · 12 km away
  12. 1.823 km SW of Petersville, Alaska · 2200 days ago · 75 km deep · 73 km away
  13. 1.743 km WNW of Skwentna, Alaska · 2200 days ago · 103 km deep · 89 km away
  14. 1.925 km WSW of Susitna North, Alaska · 2200 days ago · 54 km deep · 45 km away
  15. 1.516 km W of Hope, Alaska · 2200 days ago · 36 km deep · 99 km away
  16. 1.847 km NNW of Beluga, Alaska · 2200 days ago · 75 km deep · 48 km away
  17. 1.73 km SE of Big Lake, Alaska · 2199 days ago · 42 km deep · 49 km away
  18. 2.016 km N of Fishhook, Alaska · 2199 days ago · 2 km deep · 79 km away
  19. 2.170 km WNW of Beluga, Alaska · 2199 days ago · 5 km deep · 89 km away
  20. 1.78 km S of Big Lake, Alaska · 2199 days ago · 17 km deep · 51 km away
  21. 1.611 km NNE of Fishhook, Alaska · 2199 days ago · 27 km deep · 84 km away
  22. 1.541 km S of Skwentna, Alaska · 2199 days ago · 76 km deep · 35 km away
  23. 1.532 km N of Skwentna, Alaska · 2198 days ago · 93 km deep · 74 km away
  24. 1.817 km SW of Tyonek, Alaska · 2198 days ago · 72 km deep · 90 km away
  25. 1.513 km WNW of Tyonek, Alaska · 2198 days ago · 71 km deep · 74 km away
  26. 2.434 km SW of Trapper Creek, Alaska · 2198 days ago · 0 km deep · 41 km away
  27. 2.421 km WNW of Tyonek, Alaska · 2198 days ago · 74 km deep · 76 km away
  28. 1.633 km WNW of Beluga, Alaska · 2197 days ago · 76 km deep · 69 km away
  29. 1.854 km NW of Beluga, Alaska · 2197 days ago · 88 km deep · 56 km away
  30. 1.96 km W of Fishhook, Alaska · 2197 days ago · 28 km deep · 72 km away
  31. 2.12 km W of Beluga, Alaska · 2196 days ago · 64 km deep · 67 km away
  32. 1.581 km WNW of Beluga, Alaska · 2196 days ago · 137 km deep · 98 km away
  33. 2.826 km WSW of Skwentna, Alaska · 2196 days ago · 111 km deep · 66 km away
  34. 1.5Southern Alaska · 2196 days ago · 37 km deep · 79 km away
  35. 1.738 km WNW of Beluga, Alaska · 2195 days ago · 81 km deep · 75 km away
  36. 2.38 km N of Point MacKenzie, Alaska · 2195 days ago · 42 km deep · 49 km away
  37. 2.44 km SSE of Big Lake, Alaska · 2195 days ago · 38 km deep · 50 km away
  38. 3.012 km N of Meadow Lakes, Alaska · 2194 days ago · 40 km deep · 57 km away · felt by 2
  39. 1.513 km W of Tyonek, Alaska · 2194 days ago · 72 km deep · 78 km away
  40. 3.014 km W of Trapper Creek, Alaska · 2194 days ago · 62 km deep · 69 km away · felt by 2
  41. 1.936 km WSW of Petersville, Alaska · 2194 days ago · 86 km deep · 85 km away
  42. 1.815 km WSW of Anchorage, Alaska · 2194 days ago · 39 km deep · 65 km away
  43. 2.427 km SW of Susitna North, Alaska · 2194 days ago · 44 km deep · 42 km away · felt by 2
  44. 1.531 km NNW of Susitna, Alaska · 2194 days ago · 66 km deep · 13 km away
  45. 1.52 km NW of Point MacKenzie, Alaska · 2194 days ago · 35 km deep · 53 km away
  46. 2.2Central Alaska · 2194 days ago · 34 km deep · 60 km away
  47. 1.624 km NNE of Willow, Alaska · 2193 days ago · 37 km deep · 55 km away
  48. 1.532 km NW of Susitna, Alaska · 2193 days ago · 76 km deep · 14 km away
  49. 1.522 km ESE of Susitna North, Alaska · 2193 days ago · 39 km deep · 76 km away
  50. 1.651 km NW of Beluga, Alaska · 2193 days ago · 90 km deep · 53 km away
  51. 1.85 km E of Big Lake, Alaska · 2193 days ago · 39 km deep · 51 km away
  52. 1.655 km WNW of Beluga, Alaska · 2192 days ago · 97 km deep · 73 km away
  53. 1.742 km SSW of Skwentna, Alaska · 2192 days ago · 83 km deep · 52 km away
  54. 2.646 km WNW of Tyonek, Alaska · 2192 days ago · 90 km deep · 82 km away
  55. 1.513 km ENE of Point Possession, Alaska · 2192 days ago · 46 km deep · 82 km away
  56. 1.625 km ENE of Skwentna, Alaska · 2192 days ago · 72 km deep · 38 km away
  57. 1.941 km SW of Skwentna, Alaska · 2191 days ago · 93 km deep · 60 km away
  58. 2.021 km W of Tyonek, Alaska · 2191 days ago · 75 km deep · 84 km away · felt by 1
  59. 2.82 km SSW of Big Lake, Alaska · 2191 days ago · 39 km deep · 47 km away
  60. 1.661 km NW of Beluga, Alaska · 2191 days ago · 5 km deep · 70 km away

The first 60 of at least 201.

Before

  1. 1.78 km NW of Point MacKenzie, Alaska · 2203 days ago · 12 km deep · 47 km away
  2. 1.737 km W of Tyonek, Alaska · 2203 days ago · 86 km deep · 91 km away
  3. 1.57 km SE of Anchorage, Alaska · 2203 days ago · 30 km deep · 78 km away
  4. 1.77 km SSE of Houston, Alaska · 2203 days ago · 26 km deep · 55 km away
  5. 2.25 km SW of Meadow Lakes, Alaska · 2203 days ago · 29 km deep · 57 km away · felt by 1
  6. 2.57 km W of Fishhook, Alaska · 2203 days ago · 28 km deep · 71 km away · felt by 1
  7. 1.55 km SW of Chase, Alaska · 2203 days ago · 66 km deep · 84 km away
  8. 3.14 km W of Point MacKenzie, Alaska · 2203 days ago · 40 km deep · 52 km away · felt by 22
  9. 2.325 km SSW of Trapper Creek, Alaska · 2204 days ago · 9 km deep · 47 km away
  10. 2.07 km NNW of Point MacKenzie, Alaska · 2204 days ago · 32 km deep · 48 km away
  11. 2.528 km SSW of Susitna, Alaska · 2204 days ago · 52 km deep · 46 km away · felt by 1
  12. 1.61 km E of Eagle River, Alaska · 2204 days ago · 31 km deep · 77 km away
  13. 1.57 km WSW of Petersville, Alaska · 2204 days ago · 65 km deep · 85 km away
  14. 1.648 km NW of Beluga, AK · 2205 days ago · 82 km deep · 51 km away
  15. 1.66 km SE of Point Possession, Alaska · 2205 days ago · 47 km deep · 93 km away
  16. 2.636 km E of Susitna North, Alaska · 2205 days ago · 35 km deep · 96 km away
  17. 2.423 km ENE of Willow, Alaska · 2205 days ago · 47 km deep · 59 km away
  18. 1.531 km NNE of Skwentna, Alaska · 2206 days ago · 69 km deep · 61 km away
  19. 2.364 km WNW of Beluga, Alaska · 2206 days ago · 1 km deep · 92 km away
  20. 1.81 km SW of Point MacKenzie, Alaska · 2206 days ago · 38 km deep · 56 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak020c3985ls. Read Thu, Oct 1, 2026, 7:47 AM UTC.