Alaska earthquakes

M2.6 earthquake 74 km ENE of Adak, Alaska

A magnitude 2.6 earthquake struck 74 km ENE of Adak, Alaska on Fri, Jun 19, 2020, 4:45 AM HADT (13:45 UTC), 178 km (111 mi) below the surface.

A larger quake followed: M3.9 71 km NE of Adak, 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
2.6 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-06-19 13:45:47 UTC
Depth
178.3 km (110.8 mi), intermediate-depth
Epicenter
52.017° N, 175.578° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
2.6ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.115 · 10 stations
2.3ML, local (Richter)Alaska Earthquake CenterPreliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 16.0 km horizontally, 6.3 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
176°
Stations used
25

Nearby

Within 100 km, magnitude 1.5 and up: 153 in the 60 days after this one and 71 in the 30 days before it.

After

  1. 1.954 km E of Adak, Alaska · 2295 days ago · 141 km deep · 24 km away
  2. 2.270 km NNW of Atka, Alaska · 2295 days ago · 195 km deep · 100 km away
  3. 1.8117 km SSW of Atka, Alaska · 2294 days ago · 5 km deep · 89 km away
  4. 1.761 km E of Adak, Alaska · 2294 days ago · 81 km deep · 13 km away
  5. 1.756 km SSE of Adak, Alaska · 2294 days ago · 22 km deep · 79 km away
  6. 1.946 km SSE of Adak, Alaska · 2294 days ago · 31 km deep · 79 km away
  7. 1.538 km SSE of Adak, Alaska · 2293 days ago · 36 km deep · 73 km away
  8. 1.824 km SW of Adak, Alaska · 2293 days ago · 71 km deep · 95 km away
  9. 1.542 km ENE of Adak, Alaska · 2292 days ago · 125 km deep · 33 km away
  10. 1.560 km SSE of Adak, Alaska · 2292 days ago · 22 km deep · 84 km away
  11. 1.87 km WSW of Atka, Alaska · 2291 days ago · 7 km deep · 89 km away
  12. 1.574 km E of Adak, Alaska · 2291 days ago · 19 km deep · 27 km away
  13. 1.535 km S of Atka, Alaska · 2290 days ago · 24 km deep · 98 km away
  14. 1.675 km WSW of Atka, Alaska · 2290 days ago · 74 km deep · 29 km away
  15. 2.736 km SE of Adak, Alaska · 2289 days ago · 67 km deep · 62 km away
  16. 2.685 km E of Adak, Alaska · 2289 days ago · 65 km deep · 33 km away
  17. 3.364 km SSW of Atka, Alaska · 2289 days ago · 35 km deep · 82 km away
  18. 2.547 km SSE of Adak, Alaska · 2288 days ago · 32 km deep · 78 km away
  19. 2.060 km SE of Adak, Alaska · 2288 days ago · 26 km deep · 67 km away
  20. 3.479 km WSW of Atka, Alaska · 2287 days ago · 76 km deep · 28 km away
  21. 2.080 km WSW of Atka, Alaska · 2287 days ago · 71 km deep · 25 km away
  22. 3.353 km NE of Adak, Alaska · 2286 days ago · 151 km deep · 38 km away
  23. 1.568 km SE of Adak, Alaska · 2285 days ago · 21 km deep · 67 km away
  24. 2.140 km ENE of Adak, Alaska · 2284 days ago · 5 km deep · 37 km away
  25. 1.853 km ESE of Adak, Alaska · 2284 days ago · 71 km deep · 35 km away
  26. 1.862 km SE of Adak, Alaska · 2283 days ago · 27 km deep · 62 km away
  27. 1.559 km SE of Adak, Alaska · 2282 days ago · 23 km deep · 64 km away
  28. 2.228 km WNW of Atka, Alaska · 2282 days ago · 169 km deep · 76 km away
  29. 1.634 km W of Atka, Alaska · 2281 days ago · 26 km deep · 61 km away
  30. 2.848 km S of Atka, Alaska · 2280 days ago · 29 km deep · 90 km away
  31. 1.5Andreanof Islands, Aleutian Islands, Alaska · 2280 days ago · 24 km deep · 90 km away
  32. 1.668 km ESE of Adak, Alaska · 2280 days ago · 27 km deep · 53 km away
  33. 2.110 km NNW of Atka, Alaska · 2280 days ago · 156 km deep · 94 km away
  34. 3.861 km ESE of Adak, Alaska · 2279 days ago · 52 km deep · 49 km away · felt by 1
  35. 2.735 km SSE of Adak, Alaska · 2278 days ago · 58 km deep · 73 km away
  36. 1.974 km SSE of Adak, Alaska · 2278 days ago · 20 km deep · 84 km away
  37. 2.590 km SW of Atka, Alaska · 2278 days ago · 35 km deep · 61 km away
  38. 2.241 km ENE of Adak, Alaska · 2278 days ago · 5 km deep · 36 km away
  39. 1.647 km ENE of Adak, Alaska · 2278 days ago · 105 km deep · 29 km away
  40. 2.760 km SSE of Adak, Alaska · 2277 days ago · 35 km deep · 84 km away
  41. 1.661 km SE of Adak, Alaska · 2277 days ago · 22 km deep · 67 km away
  42. 1.576 km SE of Adak, Alaska · 2277 days ago · 50 km deep · 60 km away
  43. 2.132 km WNW of Atka, Alaska · 2277 days ago · 204 km deep · 71 km away
  44. 2.681 km SSW of Atka, Alaska · 2276 days ago · 28 km deep · 90 km away
  45. 1.846 km ENE of Adak, Alaska · 2276 days ago · 161 km deep · 31 km away
  46. 1.641 km ENE of Adak, Alaska · 2276 days ago · 4 km deep · 37 km away
  47. 2.223 km N of Atka, Alaska · 2276 days ago · 197 km deep · 100 km away
  48. 1.848 km E of Adak, Alaska · 2275 days ago · 163 km deep · 26 km away
  49. 1.636 km SW of Atka, Alaska · 2275 days ago · 96 km deep · 67 km away
  50. 1.987 km WSW of Atka, Alaska · 2275 days ago · 58 km deep · 35 km away
  51. 1.857 km WSW of Atka, Alaska · 2275 days ago · 113 km deep · 40 km away
  52. 1.616 km NW of Adak, Alaska · 2275 days ago · 101 km deep · 86 km away
  53. 1.767 km ESE of Adak, Alaska · 2275 days ago · 48 km deep · 30 km away
  54. 2.627 km S of Atka, Alaska · 2274 days ago · 76 km deep · 90 km away
  55. 2.560 km SE of Adak, Alaska · 2274 days ago · 127 km deep · 57 km away
  56. 2.325 km WNW of Atka, Alaska · 2273 days ago · 170 km deep · 76 km away
  57. 1.929 km SE of Adak, Alaska · 2273 days ago · 61 km deep · 67 km away
  58. 1.938 km ESE of Adak, Alaska · 2273 days ago · 131 km deep · 45 km away
  59. 1.689 km SSW of Atka, Alaska · 2273 days ago · 38 km deep · 83 km away
  60. 1.784 km SSW of Atka, Alaska · 2273 days ago · 25 km deep · 78 km away

The first 60 of 153.

Before

  1. 1.967 km ESE of Adak, Alaska · 2296 days ago · 52 km deep · 55 km away
  2. 2.753 km E of Adak, Alaska · 2296 days ago · 129 km deep · 22 km away
  3. 2.5101 km ESE of Adak, Alaska · 2296 days ago · 35 km deep · 56 km away
  4. 1.643 km SW of Atka, Alaska · 2297 days ago · 78 km deep · 72 km away
  5. 1.859 km SW of Atka, Alaska · 2297 days ago · 24 km deep · 63 km away
  6. 2.118 km NNE of Adak, Alaska · 2297 days ago · 181 km deep · 64 km away
  7. 1.740 km SE of Adak, Alaska · 2297 days ago · 55 km deep · 69 km away
  8. 2.069 km ESE of Adak, Alaska · 2298 days ago · 26 km deep · 54 km away
  9. 1.973 km SE of Adak, Alaska · 2298 days ago · 7 km deep · 65 km away
  10. 3.091 km SE of Adak, Alaska · 2298 days ago · 30 km deep · 72 km away
  11. 1.655 km SSE of Adak, Alaska · 2299 days ago · 19 km deep · 78 km away
  12. 2.645 km ENE of Adak, Alaska · 2300 days ago · 10 km deep · 34 km away
  13. 2.19 km SSW of Atka, Alaska · 2300 days ago · 161 km deep · 90 km away
  14. 4.091 km ESE of Adak, Alaska · 2300 days ago · 35 km deep · 64 km away
  15. 1.730 km SE of Adak, Alaska · 2302 days ago · 29 km deep · 59 km away
  16. 1.855 km ENE of Adak, Alaska · 2302 days ago · 149 km deep · 19 km away
  17. 1.565 km SSE of Adak, Alaska · 2302 days ago · 26 km deep · 98 km away
  18. 1.512 km N of Adak, Alaska · 2302 days ago · 94 km deep · 71 km away
  19. 1.763 km SE of Adak, Alaska · 2303 days ago · 26 km deep · 78 km away
  20. 3.078 km SSE of Adak, Alaska · 2303 days ago · 27 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000aj7h (also filed as ak0207v0wqa8). Read Fri, Oct 2, 2026, 3:36 AM UTC.