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M0.4 Depth: 8.5 km

M0.4 Earthquake near Kodiak Island Borough, Alaska (United States)

UTC time: 2026-05-23 19:41:29 UTC Local time: —

About this earthquake

On May 23, 2026 at 19:41 UTC, a magnitude M0.4 earthquake occurred near Kodiak Island Borough, Alaska (United States). With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 171 earthquakes, the strongest at M3.6.

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Depth profile

Depth profile Depth: 8.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.5 km
Shallow
8.5 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

  • Katmai
    Distance: 3 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Trident
    Distance: 7 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Novarupta
    Distance: 10 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States
  • Griggs
    Distance: 12 km ·Stratovolcano ·Elevation: 2'317 m ·Last eruption: -1790 ·United States
  • Mageik
    Distance: 17 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Snowy Mountain
    Distance: 20 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States

Sources: Smithsonian GVP & USGS

Historic earthquake map · United States

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