Alaska earthquakes

M2.4 earthquake 277 km SW of Adak, Alaska

A magnitude 2.4 earthquake struck 277 km SW of Adak, Alaska on Thu, Aug 22, 2019, 8:49 PM GMT-12 (08:49 UTC), 34 km (21 mi) below the surface.

A larger quake followed: M3.6 Rat Islands, Aleutian Islands, 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
2.4 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2019-08-23 08:49:09 UTC
Depth
33.5 km (20.8 mi), shallow
Epicenter
50.392° N, 179.826° 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
29

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.5210 km WSW of Adak, Alaska · 2597 days ago · 20 km deep · 90 km away
  2. 1.9281 km SW of Adak, Alaska · 2595 days ago · 34 km deep · 7 km away
  3. 2.5270 km SSW of Adak, Alaska · 2595 days ago · 10 km deep · 99 km away
  4. 2.7288 km WSW of Adak, Alaska · 2591 days ago · 24 km deep · 74 km away
  5. 3.6Rat Islands, Aleutian Islands, Alaska · 2591 days ago · 32 km deep · 88 km away
  6. 2.6261 km SW of Adak, Alaska · 2584 days ago · 10 km deep · 47 km away
  7. 3.1240 km WSW of Adak, Alaska · 2582 days ago · 10 km deep · 67 km away
  8. 2.1Rat Islands, Aleutian Islands, Alaska · 2579 days ago · 27 km deep · 44 km away
  9. 2.3259 km WSW of Adak, Alaska · 2577 days ago · 18 km deep · 85 km away
  10. 2.3214 km WSW of Adak, Alaska · 2574 days ago · 21 km deep · 86 km away
  11. 2.0208 km WSW of Adak, Alaska · 2568 days ago · 6 km deep · 77 km away
  12. 3.0269 km WSW of Adak, Alaska · 2566 days ago · 59 km deep · 100 km away
  13. 2.9Rat Islands, Aleutian Islands, Alaska · 2558 days ago · 30 km deep · 89 km away
  14. 2.6Rat Islands, Aleutian Islands, Alaska · 2558 days ago · 26 km deep · 82 km away
  15. 1.9Andreanof Islands, Aleutian Islands, Alaska · 2554 days ago · 25 km deep · 73 km away
  16. 1.9236 km WSW of Adak, Alaska · 2551 days ago · 13 km deep · 74 km away
  17. 2.5Rat Islands, Aleutian Islands, Alaska · 2549 days ago · 10 km deep · 62 km away
  18. 2.1236 km WSW of Adak, Alaska · 2540 days ago · 14 km deep · 75 km away
  19. 2.3298 km WSW of Adak, Alaska · 2539 days ago · 21 km deep · 93 km away

Before

  1. 2.3286 km SW of Adak, Alaska · 2597 days ago · 12 km deep · 76 km away
  2. 1.8296 km WSW of Adak, Alaska · 2610 days ago · 20 km deep · 96 km away
  3. 1.6224 km WSW of Adak, Alaska · 2614 days ago · 55 km deep · 99 km away
  4. 1.6286 km WSW of Adak, Alaska · 2615 days ago · 19 km deep · 92 km away
  5. 2.6260 km WSW of Adak, Alaska · 2615 days ago · 38 km deep · 92 km away
  6. 2.0246 km WSW of Adak, Alaska · 2616 days ago · 26 km deep · 66 km away
  7. 2.8216 km WSW of Adak, Alaska · 2620 days ago · 25 km deep · 84 km away
  8. 1.8Andreanof Islands, Aleutian Islands, Alaska · 2624 days ago · 16 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019asscjq5. Read Fri, Oct 2, 2026, 2:11 AM UTC.