Alaska earthquakes

M3.4 earthquake 196 km S of Atka, Alaska

A magnitude 3.4 earthquake struck 196 km S of Atka, Alaska on Fri, Nov 22, 2024, 10:25 AM HAST (20:25 UTC), 10 km (6 mi) below the surface.

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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
3.4 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-11-22 20:25:47 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
50.456° N, 174.651° 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
3.4ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
3.1ML, 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 5.1 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
237°, poorly surrounded by stations
Stations used
28

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.9181 km S of Atka, Alaska · 677 days ago · 10 km deep · 47 km away
  2. 2.7177 km SSE of Adak, Alaska · 668 days ago · 10 km deep · 60 km away
  3. 3.1185 km S of Atka, Alaska · 663 days ago · 10 km deep · 38 km away
  4. 2.9166 km SSE of Adak, Alaska · 660 days ago · 10 km deep · 94 km away
  5. 3.3148 km S of Atka, Alaska · 657 days ago · 10 km deep · 64 km away
  6. 3.4201 km SSW of Atka, Alaska · 656 days ago · 10 km deep · 10 km away
  7. 2.3141 km S of Atka, Alaska · 654 days ago · 7 km deep · 64 km away
  8. 3.1180 km SSE of Atka, Alaska · 650 days ago · 10 km deep · 93 km away
  9. 2.8151 km SE of Adak, Alaska · 647 days ago · 4 km deep · 59 km away
  10. 2.9159 km S of Atka, Alaska · 635 days ago · 10 km deep · 53 km away
  11. 2.7136 km SSE of Atka, Alaska · 630 days ago · 10 km deep · 88 km away

Before

  1. 2.7118 km S of Atka, Alaska · 686 days ago · 10 km deep · 91 km away
  2. 2.8162 km S of Atka, Alaska · 688 days ago · 10 km deep · 45 km away
  3. 2.2163 km SSE of Adak, Alaska · 688 days ago · 15 km deep · 57 km away
  4. 3.2125 km SE of Adak, Alaska · 689 days ago · 10 km deep · 88 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ph0w (also filed as ak024f14smah). Read Fri, Oct 2, 2026, 8:06 AM UTC.