Alaska earthquakes

M1.6 earthquake 85 km WSW of Atka, Alaska

A magnitude 1.6 earthquake struck 85 km WSW of Atka, Alaska on Fri, Aug 28, 2020, 9:16 PM HADT (06:16 UTC), 59 km (36 mi) below the surface.

A larger quake followed: M5.3 76 km SW of Atka, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-08-29 06:16:01 UTC
Depth
58.7 km (36.5 mi), shallow
Epicenter
51.876° N, 175.340° 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
16

Nearby

Within 100 km, magnitude 1.5 and up: 148 in the 60 days after this one and 88 in the 30 days before it.

After

  1. 2.618 km S of Adak, Alaska · 2224 days ago · 66 km deep · 88 km away
  2. 2.223 km W of Atka, Alaska · 2224 days ago · 162 km deep · 63 km away
  3. 2.7102 km ESE of Adak, Alaska · 2223 days ago · 35 km deep · 41 km away
  4. 1.596 km ESE of Adak, Alaska · 2223 days ago · 26 km deep · 39 km away
  5. 1.550 km ESE of Adak, Alaska · 2222 days ago · 50 km deep · 54 km away
  6. 1.794 km ESE of Adak, Alaska · 2222 days ago · 33 km deep · 27 km away
  7. 3.28 km WNW of Atka, Alaska · 2222 days ago · 195 km deep · 79 km away
  8. 1.539 km SSE of Adak, Alaska · 2221 days ago · 36 km deep · 85 km away
  9. 2.568 km SSE of Adak, Alaska · 2220 days ago · 34 km deep · 96 km away
  10. 2.054 km SSE of Adak, Alaska · 2219 days ago · 24 km deep · 87 km away
  11. 2.660 km S of Atka, Alaska · 2218 days ago · 35 km deep · 76 km away
  12. 1.637 km SSE of Adak, Alaska · 2218 days ago · 34 km deep · 82 km away
  13. 2.074 km ENE of Adak, Alaska · 2218 days ago · 91 km deep · 22 km away
  14. 1.766 km SW of Atka, Alaska · 2216 days ago · 9 km deep · 35 km away
  15. 1.815 km S of Adak, Alaska · 2216 days ago · 66 km deep · 91 km away
  16. 1.965 km SE of Adak, Alaska · 2216 days ago · 26 km deep · 60 km away
  17. 2.145 km ENE of Adak, Alaska · 2215 days ago · 127 km deep · 48 km away
  18. 1.684 km WSW of Atka, Alaska · 2215 days ago · 72 km deep · 2 km away
  19. 1.858 km SSE of Adak, Alaska · 2215 days ago · 25 km deep · 77 km away
  20. 2.637 km SSE of Adak, Alaska · 2214 days ago · 46 km deep · 83 km away
  21. 1.537 km S of Adak, Alaska · 2212 days ago · 37 km deep · 98 km away
  22. 1.953 km SE of Adak, Alaska · 2212 days ago · 26 km deep · 72 km away
  23. 1.555 km SE of Adak, Alaska · 2212 days ago · 24 km deep · 71 km away
  24. 3.721 km S of Atka, Alaska · 2212 days ago · 71 km deep · 77 km away
  25. 2.463 km NE of Adak, Alaska · 2211 days ago · 210 km deep · 68 km away
  26. 1.875 km SE of Adak, Alaska · 2210 days ago · 23 km deep · 65 km away
  27. 1.982 km SE of Adak, Alaska · 2210 days ago · 26 km deep · 66 km away
  28. 2.787 km SE of Adak, Alaska · 2210 days ago · 26 km deep · 66 km away
  29. 2.7Andreanof Islands, Aleutian Islands, Alaska · 2210 days ago · 32 km deep · 62 km away
  30. 1.948 km SSE of Adak, Alaska · 2210 days ago · 26 km deep · 91 km away
  31. 1.979 km SSW of Atka, Alaska · 2209 days ago · 13 km deep · 62 km away
  32. 1.540 km SSE of Adak, Alaska · 2209 days ago · 32 km deep · 79 km away
  33. 1.679 km SE of Adak, Alaska · 2209 days ago · 22 km deep · 64 km away
  34. 1.587 km ESE of Adak, Alaska · 2209 days ago · 20 km deep · 41 km away
  35. 2.64 km SSW of Atka, Alaska · 2209 days ago · 162 km deep · 83 km away
  36. 1.852 km S of Adak, Alaska · 2208 days ago · 26 km deep · 97 km away
  37. 2.678 km WSW of Atka, Alaska · 2208 days ago · 251 km deep · 16 km away
  38. 1.739 km SW of Atka, Alaska · 2207 days ago · 75 km deep · 51 km away
  39. 1.651 km SE of Adak, Alaska · 2207 days ago · 45 km deep · 65 km away
  40. 2.851 km E of Adak, Alaska · 2207 days ago · 80 km deep · 39 km away
  41. 2.270 km E of Adak, Alaska · 2207 days ago · 197 km deep · 21 km away
  42. 2.637 km NW of Atka, Alaska · 2207 days ago · 220 km deep · 74 km away
  43. 2.672 km ENE of Adak, Alaska · 2206 days ago · 190 km deep · 28 km away
  44. 3.875 km SE of Adak, Alaska · 2206 days ago · 26 km deep · 76 km away · felt by 1
  45. 3.067 km SSE of Adak, Alaska · 2206 days ago · 22 km deep · 78 km away
  46. 1.662 km SE of Adak, Alaska · 2206 days ago · 24 km deep · 59 km away
  47. 1.996 km ESE of Adak, Alaska · 2206 days ago · 29 km deep · 31 km away
  48. 4.051 km SSE of Adak, Alaska · 2206 days ago · 35 km deep · 84 km away
  49. 1.693 km ESE of Adak, Alaska · 2204 days ago · 26 km deep · 30 km away
  50. 1.933 km NW of Atka, Alaska · 2203 days ago · 162 km deep · 77 km away
  51. 2.660 km SSW of Atka, Alaska · 2203 days ago · 30 km deep · 54 km away
  52. 2.056 km SE of Adak, Alaska · 2203 days ago · 32 km deep · 60 km away
  53. 2.717 km SE of Adak, Alaska · 2201 days ago · 80 km deep · 80 km away
  54. 2.155 km SSE of Adak, Alaska · 2200 days ago · 26 km deep · 90 km away
  55. 3.384 km W of Atka, Alaska · 2199 days ago · 144 km deep · 37 km away
  56. 1.982 km SW of Atka, Alaska · 2199 days ago · 41 km deep · 37 km away
  57. 4.026 km NNW of Atka, Alaska · 2199 days ago · 122 km deep · 88 km away
  58. 1.861 km E of Adak, Alaska · 2199 days ago · 88 km deep · 30 km away
  59. 1.952 km S of Adak, Alaska · 2198 days ago · 24 km deep · 95 km away
  60. 1.617 km S of Adak, Alaska · 2198 days ago · 65 km deep · 91 km away

The first 60 of 148.

Before

  1. 2.028 km NE of Adak, Alaska · 2226 days ago · 205 km deep · 72 km away
  2. 1.540 km SSE of Atka, Alaska · 2226 days ago · 50 km deep · 89 km away
  3. 1.5120 km SSW of Atka, Alaska · 2226 days ago · 9 km deep · 69 km away
  4. 1.6102 km ESE of Adak, Alaska · 2226 days ago · 30 km deep · 41 km away
  5. 1.817 km W of Atka, Alaska · 2227 days ago · 99 km deep · 70 km away
  6. 2.040 km E of Adak, Alaska · 2227 days ago · 130 km deep · 49 km away
  7. 2.370 km NNE of Adak, Alaska · 2227 days ago · 217 km deep · 78 km away
  8. 1.958 km ENE of Adak, Alaska · 2227 days ago · 123 km deep · 42 km away
  9. 2.679 km SW of Atka, Alaska · 2227 days ago · 25 km deep · 41 km away
  10. 2.119 km WSW of Atka, Alaska · 2227 days ago · 5 km deep · 66 km away
  11. 1.976 km ENE of Adak, Alaska · 2227 days ago · 162 km deep · 47 km away
  12. 2.147 km NE of Adak, Alaska · 2228 days ago · 130 km deep · 60 km away
  13. 4.072 km NE of Adak, Alaska · 2228 days ago · 153 km deep · 56 km away
  14. 1.957 km SSE of Adak, Alaska · 2228 days ago · 27 km deep · 91 km away
  15. 1.829 km ESE of Adak, Alaska · 2228 days ago · 65 km deep · 61 km away
  16. 3.054 km SW of Atka, Alaska · 2229 days ago · 75 km deep · 38 km away
  17. 1.850 km S of Atka, Alaska · 2229 days ago · 26 km deep · 71 km away
  18. 2.770 km ENE of Adak, Alaska · 2229 days ago · 152 km deep · 39 km away
  19. 1.558 km SE of Adak, Alaska · 2229 days ago · 26 km deep · 73 km away
  20. 2.214 km ENE of Atka, Alaska · 2229 days ago · 101 km deep · 100 km away

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From the USGS Earthquake Hazards Program and its partner networks, event ak020b4bq0qa. Read Thu, Oct 1, 2026, 4:35 AM UTC.