Alaska earthquakes

M3.2 earthquake 173 km E of Atka, Alaska

A magnitude 3.2 earthquake struck 173 km E of Atka, Alaska on Tue, Aug 13, 2024, 5:28 AM HADT (14:28 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M5.0 174 km SW of Nikolski, 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
3.2 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-08-13 14:28:10 UTC
Depth
32.0 km (19.9 mi), shallow
Epicenter
52.070° N, 171.671° 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
3.2ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.077 · 22 stations
2.8ML, 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 8.0 km horizontally, 16.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
208°, poorly surrounded by stations
Stations used
37

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 52 in the 30 days before it.

After

  1. 2.880 km E of Atka, Alaska · 778 days ago · 67 km deep · 93 km away
  2. 3.1151 km SW of Nikolski, Alaska · 778 days ago · 62 km deep · 68 km away
  3. 3.4176 km WSW of Nikolski, Alaska · 776 days ago · 35 km deep · 42 km away
  4. 3.1120 km ESE of Atka, Alaska · 767 days ago · 10 km deep · 58 km away
  5. 2.9125 km SW of Nikolski, Alaska · 763 days ago · 35 km deep · 99 km away
  6. 3.2188 km SW of Nikolski, Alaska · 760 days ago · 35 km deep · 41 km away
  7. 4.0155 km ESE of Atka, Alaska · 759 days ago · 35 km deep · 41 km away
  8. 3.2168 km SW of Nikolski, Alaska · 757 days ago · 35 km deep · 61 km away
  9. 3.0139 km E of Atka, Alaska · 756 days ago · 61 km deep · 37 km away
  10. 2.9191 km ESE of Atka, Alaska · 755 days ago · 35 km deep · 30 km away
  11. 3.6176 km WSW of Nikolski, Alaska · 752 days ago · 15 km deep · 42 km away
  12. 2.3169 km WSW of Nikolski, Alaska · 752 days ago · 62 km deep · 52 km away
  13. 2.8170 km SW of Nikolski, Alaska · 748 days ago · 35 km deep · 63 km away
  14. 3.8229 km SW of Nikolski, Alaska · 747 days ago · 10 km deep · 92 km away
  15. 3.3129 km ENE of Atka, Alaska · 745 days ago · 150 km deep · 91 km away
  16. 2.9129 km SW of Nikolski, Alaska · 745 days ago · 53 km deep · 87 km away
  17. 3.1173 km ESE of Atka, Alaska · 744 days ago · 10 km deep · 76 km away
  18. 3.5192 km ESE of Atka, Alaska · 743 days ago · 35 km deep · 27 km away
  19. 3.6136 km WSW of Nikolski, Alaska · 742 days ago · 35 km deep · 78 km away
  20. 3.1173 km E of Atka, Alaska · 739 days ago · 90 km deep · 41 km away
  21. 3.1146 km ENE of Atka, Alaska · 738 days ago · 164 km deep · 79 km away
  22. 2.8171 km WSW of Nikolski, Alaska · 737 days ago · 64 km deep · 45 km away
  23. 2.390 km ESE of Atka, Alaska · 729 days ago · 14 km deep · 99 km away
  24. 5.0174 km SW of Nikolski, Alaska · 723 days ago · 35 km deep · 60 km away · tsunami flag
  25. 2.5100 km ESE of Atka, Alaska · 722 days ago · 35 km deep · 74 km away

Before

  1. 2.1135 km ESE of Atka, Alaska · 780 days ago · 28 km deep · 47 km away
  2. 3.6132 km SW of Nikolski, Alaska · 781 days ago · 35 km deep · 86 km away
  3. 3.1196 km SW of Nikolski, Alaska · 781 days ago · 10 km deep · 51 km away
  4. 2.989 km E of Atka, Alaska · 781 days ago · 6 km deep · 87 km away
  5. 3.085 km ESE of Atka, Alaska · 782 days ago · 35 km deep · 92 km away
  6. 2.7118 km SW of Nikolski, Alaska · 784 days ago · 35 km deep · 97 km away
  7. 3.0171 km SW of Nikolski, Alaska · 786 days ago · 10 km deep · 57 km away
  8. 2.9129 km SW of Nikolski, Alaska · 791 days ago · 35 km deep · 87 km away
  9. 3.2110 km ESE of Atka, Alaska · 791 days ago · 35 km deep · 73 km away
  10. 1.9106 km ESE of Atka, Alaska · 793 days ago · 37 km deep · 77 km away
  11. 3.6174 km SW of Nikolski, Alaska · 794 days ago · 35 km deep · 48 km away
  12. 3.1167 km SW of Nikolski, Alaska · 796 days ago · 35 km deep · 68 km away
  13. 2.7186 km WSW of Nikolski, Alaska · 797 days ago · 35 km deep · 31 km away
  14. 2.7167 km SW of Nikolski, Alaska · 797 days ago · 35 km deep · 61 km away
  15. 2.1130 km SW of Nikolski, Alaska · 799 days ago · 87 km deep · 90 km away
  16. 2.3162 km W of Nikolski, Alaska · 799 days ago · 156 km deep · 94 km away
  17. 2.8131 km ENE of Atka, Alaska · 800 days ago · 132 km deep · 61 km away
  18. 3.2148 km WSW of Nikolski, Alaska · 801 days ago · 67 km deep · 65 km away
  19. 2.4163 km E of Atka, Alaska · 801 days ago · 51 km deep · 10 km away
  20. 3.3174 km SW of Nikolski, Alaska · 803 days ago · 35 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ntxb (also filed as ak024adzyj3p). Read Fri, Oct 2, 2026, 1:04 AM UTC.