Alaska earthquakes

M1.9 earthquake 167 km SE of Adak, Alaska

A magnitude 1.9 earthquake struck 167 km SE of Adak, Alaska on Wed, Mar 4, 2020, 3:50 AM HAST (13:50 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M4.8 117 km SSW 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
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-03-04 13:50:08 UTC
Depth
24.9 km (15.5 mi), shallow
Epicenter
50.714° N, 175.105° 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
14

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 51 in the 30 days before it.

After

  1. 2.5169 km S of Atka, Alaska · 2403 days ago · 10 km deep · 88 km away
  2. 2.798 km SW of Atka, Alaska · 2403 days ago · 35 km deep · 98 km away
  3. 1.9126 km SSW of Atka, Alaska · 2402 days ago · 25 km deep · 52 km away
  4. 3.089 km SSW of Atka, Alaska · 2401 days ago · 42 km deep · 87 km away
  5. 1.784 km SE of Adak, Alaska · 2400 days ago · 26 km deep · 89 km away
  6. 2.6108 km SE of Adak, Alaska · 2394 days ago · 28 km deep · 68 km away
  7. 1.9184 km SSE of Adak, Alaska · 2392 days ago · 14 km deep · 53 km away
  8. 1.968 km SE of Adak, Alaska · 2392 days ago · 25 km deep · 99 km away
  9. 1.995 km ESE of Adak, Alaska · 2389 days ago · 30 km deep · 99 km away
  10. 1.8177 km SSE of Adak, Alaska · 2388 days ago · 5 km deep · 25 km away
  11. 2.9109 km SW of Atka, Alaska · 2385 days ago · 14 km deep · 77 km away
  12. 4.8117 km SSW of Atka, Alaska · 2385 days ago · 20 km deep · 66 km away
  13. 2.868 km SE of Adak, Alaska · 2385 days ago · 31 km deep · 99 km away
  14. 2.687 km SSW of Atka, Alaska · 2378 days ago · 32 km deep · 89 km away
  15. 2.677 km SE of Adak, Alaska · 2368 days ago · 34 km deep · 90 km away
  16. 2.587 km SE of Adak, Alaska · 2367 days ago · 29 km deep · 84 km away
  17. 1.687 km SSW of Atka, Alaska · 2364 days ago · 26 km deep · 89 km away
  18. 3.388 km SE of Adak, Alaska · 2363 days ago · 35 km deep · 80 km away
  19. 3.7106 km SSW of Atka, Alaska · 2363 days ago · 35 km deep · 75 km away
  20. 3.8214 km SSE of Adak, Alaska · 2363 days ago · 10 km deep · 59 km away
  21. 3.4123 km SSW of Atka, Alaska · 2363 days ago · 15 km deep · 54 km away
  22. 2.7130 km SSW of Atka, Alaska · 2362 days ago · 18 km deep · 46 km away
  23. 2.9129 km SSW of Atka, Alaska · 2362 days ago · 10 km deep · 47 km away
  24. 2.7131 km SSW of Atka, Alaska · 2362 days ago · 24 km deep · 45 km away
  25. 2.896 km SSE of Adak, Alaska · 2361 days ago · 10 km deep · 91 km away
  26. 1.9144 km S of Adak, Alaska · 2360 days ago · 23 km deep · 81 km away
  27. 3.0121 km SSW of Atka, Alaska · 2359 days ago · 12 km deep · 55 km away
  28. 1.695 km SE of Adak, Alaska · 2359 days ago · 25 km deep · 79 km away
  29. 3.3105 km SE of Adak, Alaska · 2358 days ago · 28 km deep · 72 km away
  30. 2.6107 km SE of Adak, Alaska · 2358 days ago · 35 km deep · 69 km away
  31. 2.272 km SE of Adak, Alaska · 2357 days ago · 27 km deep · 96 km away
  32. 1.673 km SSE of Adak, Alaska · 2355 days ago · 13 km deep · 99 km away
  33. 1.8114 km SW of Atka, Alaska · 2354 days ago · 31 km deep · 70 km away
  34. 1.797 km SE of Adak, Alaska · 2353 days ago · 19 km deep · 76 km away
  35. 2.098 km ESE of Adak, Alaska · 2351 days ago · 25 km deep · 92 km away
  36. 1.897 km SW of Atka, Alaska · 2349 days ago · 26 km deep · 90 km away
  37. 2.289 km SE of Adak, Alaska · 2347 days ago · 27 km deep · 86 km away

Before

  1. 1.8125 km SSW of Atka, Alaska · 2411 days ago · 15 km deep · 58 km away
  2. 2.0117 km SSW of Atka, Alaska · 2411 days ago · 13 km deep · 60 km away
  3. 2.8139 km SSW of Atka, Alaska · 2411 days ago · 10 km deep · 39 km away
  4. 2.0127 km SSW of Atka, Alaska · 2411 days ago · 21 km deep · 55 km away
  5. 1.7125 km SSW of Atka, Alaska · 2411 days ago · 26 km deep · 57 km away
  6. 1.8120 km SSW of Atka, Alaska · 2411 days ago · 10 km deep · 62 km away
  7. 1.872 km SE of Adak, Alaska · 2412 days ago · 20 km deep · 96 km away
  8. 3.2173 km SSW of Atka, Alaska · 2414 days ago · 31 km deep · 28 km away
  9. 2.178 km SSW of Atka, Alaska · 2419 days ago · 26 km deep · 98 km away
  10. 2.780 km SE of Adak, Alaska · 2419 days ago · 28 km deep · 87 km away
  11. 2.0103 km SW of Atka, Alaska · 2421 days ago · 5 km deep · 84 km away
  12. 2.593 km SW of Atka, Alaska · 2422 days ago · 31 km deep · 98 km away
  13. 2.5131 km SSW of Atka, Alaska · 2422 days ago · 10 km deep · 45 km away
  14. 1.8123 km SSW of Atka, Alaska · 2422 days ago · 26 km deep · 55 km away
  15. 2.5125 km SSW of Atka, Alaska · 2424 days ago · 10 km deep · 52 km away
  16. 3.8127 km SSW of Atka, Alaska · 2424 days ago · 10 km deep · 51 km away
  17. 3.3120 km SSW of Atka, Alaska · 2424 days ago · 16 km deep · 60 km away
  18. 2.8125 km SSW of Atka, Alaska · 2424 days ago · 15 km deep · 55 km away
  19. 2.8Andreanof Islands, Aleutian Islands, Alaska · 2424 days ago · 25 km deep · 46 km away
  20. 2.7126 km SSW of Atka, Alaska · 2424 days ago · 15 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0202y2fkv4. Read Sun, Oct 4, 2026, 3:25 PM UTC.