Alaska earthquakes

M1.9 earthquake 129 km E of Atka, Alaska

A magnitude 1.9 earthquake struck 129 km E of Atka, Alaska on Thu, Jul 18, 2019, 1:59 AM HADT (10:59 UTC), 49 km (30 mi) below the surface.

A larger quake followed: M4.2 70 km ENE 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
2019-07-18 10:59:00 UTC
Depth
49.0 km (30.4 mi), shallow
Epicenter
52.337° N, 172.316° 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
18

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.177 km ESE of Atka, Alaska · 2630 days ago · 83 km deep · 72 km away
  2. 2.779 km ESE of Atka, Alaska · 2627 days ago · 35 km deep · 85 km away
  3. 2.174 km SE of Atka, Alaska · 2624 days ago · 28 km deep · 96 km away
  4. 3.7169 km ESE of Atka, Alaska · 2619 days ago · 49 km deep · 61 km away
  5. 2.879 km SE of Atka, Alaska · 2616 days ago · 35 km deep · 93 km away
  6. 2.054 km ESE of Atka, Alaska · 2614 days ago · 55 km deep · 94 km away
  7. 3.786 km ESE of Atka, Alaska · 2609 days ago · 27 km deep · 73 km away
  8. 2.066 km ESE of Atka, Alaska · 2608 days ago · 56 km deep · 82 km away
  9. 1.880 km ESE of Atka, Alaska · 2608 days ago · 34 km deep · 82 km away
  10. 2.7143 km E of Atka, Alaska · 2603 days ago · 47 km deep · 22 km away
  11. 3.264 km NE of Atka, Alaska · 2601 days ago · 21 km deep · 78 km away
  12. 4.270 km ENE of Atka, Alaska · 2597 days ago · 14 km deep · 73 km away
  13. 1.659 km NE of Atka, Alaska · 2594 days ago · 65 km deep · 88 km away
  14. 1.661 km E of Atka, Alaska · 2594 days ago · 20 km deep · 71 km away
  15. 2.465 km E of Atka, Alaska · 2593 days ago · 17 km deep · 65 km away
  16. 2.675 km ESE of Atka, Alaska · 2592 days ago · 11 km deep · 64 km away
  17. 2.683 km ESE of Atka, Alaska · 2591 days ago · 35 km deep · 78 km away
  18. 4.1177 km E of Atka, Alaska · 2589 days ago · 45 km deep · 60 km away
  19. 2.9173 km WSW of Nikolski, Alaska · 2581 days ago · 35 km deep · 75 km away
  20. 2.475 km E of Atka, Alaska · 2573 days ago · 7 km deep · 56 km away

Before

  1. 2.8114 km NE of Atka, Alaska · 2635 days ago · 162 km deep · 93 km away
  2. 2.763 km E of Atka, Alaska · 2642 days ago · 14 km deep · 66 km away
  3. 4.0102 km ENE of Atka, Alaska · 2646 days ago · 107 km deep · 32 km away
  4. 3.1109 km E of Atka, Alaska · 2659 days ago · 103 km deep · 21 km away
  5. 3.2109 km E of Atka, Alaska · 2659 days ago · 103 km deep · 21 km away
  6. 2.370 km SE of Atka, Alaska · 2660 days ago · 15 km deep · 93 km away
  7. 2.7132 km ESE of Atka, Alaska · 2661 days ago · 35 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01995a91lu. Read Fri, Oct 2, 2026, 9:16 AM UTC.