Alaska earthquakes

M3.1 earthquake 30 km N of Atka, Alaska

A magnitude 3.1 earthquake struck 30 km N of Atka, Alaska on Thu, May 7, 2020, 10:16 AM HADT (19:16 UTC), 194 km (121 mi) below the surface.

A larger quake followed: M4.1 19 km SSE of Atka, Alaska. This one was a foreshock.

More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
3.1 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-05-07 19:16:31 UTC
Depth
194.1 km (120.6 mi), intermediate-depth
Epicenter
52.475° N, 174.202° 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
3.1ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.091 · 16 stations
2.7ML, 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 9.7 km horizontally, 3.8 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
122°
Stations used
38

Nearby

Within 100 km, magnitude 1.5 and up: 68 in the 60 days after this one and 32 in the 30 days before it.

After

  1. 1.559 km WSW of Atka, Alaska · 2338 days ago · 53 km deep · 74 km away
  2. 1.972 km SW of Atka, Alaska · 2336 days ago · 20 km deep · 98 km away
  3. 3.664 km ESE of Atka, Alaska · 2332 days ago · 73 km deep · 81 km away
  4. 2.879 km ENE of Atka, Alaska · 2332 days ago · 272 km deep · 76 km away
  5. 1.67 km S of Atka, Alaska · 2332 days ago · 14 km deep · 39 km away
  6. 1.672 km ESE of Atka, Alaska · 2331 days ago · 54 km deep · 90 km away
  7. 3.545 km NW of Atka, Alaska · 2330 days ago · 207 km deep · 26 km away
  8. 2.678 km E of Atka, Alaska · 2328 days ago · 35 km deep · 85 km away
  9. 2.749 km NW of Atka, Alaska · 2327 days ago · 212 km deep · 36 km away
  10. 3.051 km NNW of Atka, Alaska · 2327 days ago · 158 km deep · 28 km away
  11. 2.868 km ESE of Atka, Alaska · 2326 days ago · 61 km deep · 89 km away
  12. 1.947 km SSW of Atka, Alaska · 2325 days ago · 28 km deep · 78 km away
  13. 2.859 km ESE of Atka, Alaska · 2325 days ago · 6 km deep · 80 km away
  14. 3.170 km E of Atka, Alaska · 2323 days ago · 167 km deep · 72 km away
  15. 1.760 km SW of Atka, Alaska · 2321 days ago · 40 km deep · 86 km away
  16. 1.747 km S of Atka, Alaska · 2320 days ago · 51 km deep · 79 km away
  17. 2.056 km NW of Atka, Alaska · 2320 days ago · 158 km deep · 38 km away
  18. 1.644 km E of Atka, Alaska · 2320 days ago · 13 km deep · 52 km away
  19. 1.86 km S of Atka, Alaska · 2320 days ago · 13 km deep · 37 km away
  20. 2.05 km S of Atka, Alaska · 2320 days ago · 12 km deep · 36 km away
  21. 2.040 km NNE of Atka, Alaska · 2319 days ago · 158 km deep · 12 km away
  22. 2.965 km ESE of Atka, Alaska · 2319 days ago · 67 km deep · 80 km away
  23. 3.152 km N of Atka, Alaska · 2317 days ago · 171 km deep · 22 km away
  24. 1.845 km SSW of Atka, Alaska · 2316 days ago · 26 km deep · 76 km away
  25. 2.0Andreanof Islands, Aleutian Islands, Alaska · 2314 days ago · 74 km deep · 75 km away
  26. 1.637 km SW of Atka, Alaska · 2312 days ago · 23 km deep · 63 km away
  27. 2.067 km NNE of Atka, Alaska · 2311 days ago · 146 km deep · 42 km away
  28. 3.053 km NW of Atka, Alaska · 2309 days ago · 229 km deep · 42 km away
  29. 2.716 km NW of Atka, Alaska · 2309 days ago · 173 km deep · 22 km away
  30. 1.641 km ESE of Atka, Alaska · 2308 days ago · 78 km deep · 62 km away
  31. 1.954 km SSW of Atka, Alaska · 2308 days ago · 22 km deep · 84 km away
  32. 3.386 km ENE of Atka, Alaska · 2307 days ago · 104 km deep · 85 km away
  33. 1.852 km SSE of Atka, Alaska · 2307 days ago · 35 km deep · 82 km away
  34. 1.946 km SW of Atka, Alaska · 2305 days ago · 49 km deep · 74 km away
  35. 3.381 km ESE of Atka, Alaska · 2305 days ago · 10 km deep · 98 km away
  36. 1.764 km SSE of Atka, Alaska · 2303 days ago · 9 km deep · 95 km away
  37. 2.840 km SE of Atka, Alaska · 2303 days ago · 164 km deep · 66 km away
  38. 2.234 km NE of Atka, Alaska · 2301 days ago · 190 km deep · 29 km away
  39. 1.962 km SSE of Atka, Alaska · 2301 days ago · 25 km deep · 93 km away
  40. 2.19 km SSW of Atka, Alaska · 2300 days ago · 161 km deep · 39 km away
  41. 1.864 km ESE of Atka, Alaska · 2298 days ago · 59 km deep · 84 km away
  42. 1.859 km SW of Atka, Alaska · 2297 days ago · 24 km deep · 85 km away
  43. 1.643 km SW of Atka, Alaska · 2297 days ago · 78 km deep · 72 km away
  44. 2.270 km NNW of Atka, Alaska · 2295 days ago · 195 km deep · 46 km away
  45. 2.135 km ENE of Atka, Alaska · 2294 days ago · 151 km deep · 41 km away
  46. 1.744 km E of Atka, Alaska · 2293 days ago · 7 km deep · 56 km away
  47. 3.131 km ESE of Atka, Alaska · 2293 days ago · 120 km deep · 51 km away
  48. 1.566 km SSE of Atka, Alaska · 2292 days ago · 9 km deep · 97 km away
  49. 1.87 km WSW of Atka, Alaska · 2292 days ago · 7 km deep · 35 km away
  50. 1.839 km ESE of Atka, Alaska · 2292 days ago · 71 km deep · 58 km away
  51. 4.119 km SSE of Atka, Alaska · 2291 days ago · 59 km deep · 49 km away
  52. 1.535 km S of Atka, Alaska · 2291 days ago · 24 km deep · 67 km away
  53. 1.675 km WSW of Atka, Alaska · 2291 days ago · 74 km deep · 93 km away
  54. 2.973 km E of Atka, Alaska · 2290 days ago · 61 km deep · 82 km away
  55. 3.364 km SSW of Atka, Alaska · 2289 days ago · 35 km deep · 94 km away
  56. 3.479 km WSW of Atka, Alaska · 2287 days ago · 76 km deep · 97 km away
  57. 2.080 km WSW of Atka, Alaska · 2287 days ago · 71 km deep · 97 km away
  58. 3.836 km NE of Atka, Alaska · 2287 days ago · 131 km deep · 21 km away
  59. 1.845 km ENE of Atka, Alaska · 2283 days ago · 4 km deep · 43 km away
  60. 2.228 km WNW of Atka, Alaska · 2283 days ago · 169 km deep · 31 km away

The first 60 of 68.

Before

  1. 1.672 km WSW of Atka, Alaska · 2339 days ago · 70 km deep · 88 km away
  2. 3.015 km NW of Atka, Alaska · 2339 days ago · 187 km deep · 24 km away
  3. 1.970 km SW of Atka, Alaska · 2340 days ago · 41 km deep · 94 km away
  4. 3.14 km ESE of Atka, Alaska · 2340 days ago · 185 km deep · 32 km away
  5. 2.242 km ENE of Atka, Alaska · 2343 days ago · 121 km deep · 47 km away
  6. 1.777 km WSW of Atka, Alaska · 2344 days ago · 84 km deep · 90 km away
  7. 3.777 km E of Atka, Alaska · 2344 days ago · 150 km deep · 82 km away
  8. 1.839 km E of Atka, Alaska · 2344 days ago · 5 km deep · 49 km away
  9. 1.974 km SE of Atka, Alaska · 2345 days ago · 106 km deep · 100 km away
  10. 2.744 km N of Atka, Alaska · 2346 days ago · 156 km deep · 14 km away
  11. 1.659 km SSE of Atka, Alaska · 2346 days ago · 8 km deep · 90 km away
  12. 1.939 km E of Atka, Alaska · 2351 days ago · 81 km deep · 54 km away
  13. 2.260 km W of Atka, Alaska · 2351 days ago · 235 km deep · 62 km away
  14. 1.866 km SW of Atka, Alaska · 2351 days ago · 47 km deep · 88 km away
  15. 2.769 km SW of Atka, Alaska · 2351 days ago · 56 km deep · 92 km away
  16. 3.261 km ESE of Atka, Alaska · 2351 days ago · 67 km deep · 79 km away
  17. 2.633 km NE of Atka, Alaska · 2352 days ago · 179 km deep · 27 km away
  18. 1.937 km E of Atka, Alaska · 2353 days ago · 16 km deep · 51 km away
  19. 3.638 km WSW of Atka, Alaska · 2355 days ago · 82 km deep · 58 km away
  20. 2.857 km SW of Atka, Alaska · 2355 days ago · 35 km deep · 83 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70009bx5 (also filed as ak0205w075vg). Read Fri, Oct 2, 2026, 3:47 PM UTC.