Alaska earthquakes

M3.8 earthquake 193 km SSE of Atka, Alaska

A magnitude 3.8 earthquake struck 193 km SSE of Atka, Alaska on Sat, Feb 24, 2024, 8:37 AM HAST (18:37 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
3.8 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-02-24 18:37:52 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
50.609° N, 173.074° 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
3.8mb, body-waveUSGS National Earthquake Information CenterPreferred · Reviewed · ±0.084 · 37 stations
3.2ML, 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 7.0 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
137°
Stations used
59

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 3.1183 km SSE of Atka, Alaska · 950 days ago · 10 km deep · 10 km away
  2. 2.7103 km SSE of Atka, Alaska · 947 days ago · 10 km deep · 91 km away
  3. 2.9177 km S of Atka, Alaska · 941 days ago · 10 km deep · 79 km away
  4. 3.7109 km SE of Atka, Alaska · 936 days ago · 37 km deep · 93 km away
  5. 2.8211 km SE of Atka, Alaska · 930 days ago · 10 km deep · 100 km away
  6. 3.0164 km S of Atka, Alaska · 926 days ago · 10 km deep · 65 km away
  7. 2.8208 km S of Atka, Alaska · 920 days ago · 19 km deep · 78 km away

Before

  1. 3.0138 km SSE of Atka, Alaska · 950 days ago · 10 km deep · 59 km away
  2. 2.7172 km S of Atka, Alaska · 958 days ago · 10 km deep · 50 km away
  3. 3.1209 km SSE of Atka, Alaska · 958 days ago · 10 km deep · 17 km away
  4. 3.0100 km SE of Atka, Alaska · 962 days ago · 6 km deep · 96 km away
  5. 2.4142 km S of Atka, Alaska · 963 days ago · 6 km deep · 90 km away
  6. 3.2186 km SSE of Atka, Alaska · 964 days ago · 10 km deep · 15 km away
  7. 2.2101 km SSE of Atka, Alaska · 964 days ago · 24 km deep · 93 km away
  8. 2.5100 km SSE of Atka, Alaska · 964 days ago · 12 km deep · 93 km away
  9. 3.1181 km SSE of Atka, Alaska · 966 days ago · 10 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mfum (also filed as ak0242j9i1zn). Read Thu, Oct 1, 2026, 7:12 PM UTC.