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M3.0 Depth: 5.0 km

M3.0 Earthquake near Kodiak Island Borough, Alaska (United States)

UTC time: 2026-04-21 05:04:23 UTC Local time: —

About this earthquake

A magnitude M3.0 earthquake was recorded near Kodiak Island Borough, Alaska (United States) on April 21, 2026 at 05:04 UTC. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 158 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

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Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
5 km — shallower than the regional average (15.8 km)
Regional average: 15.8 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Kialagvik
    Distance: 12 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Chiginagak
    Distance: 28 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Yantarni
    Distance: 44 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Ugashik-Peulik
    Distance: 60 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Ukinrek Maars
    Distance: 68 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Alaska Peninsula Arc at 155.4°W
    Distance: 99 km ·Lava dome ·Elevation: 402 m ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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