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United States · Alaska

M2.3 Earthquake near Kodiak Island Borough, Alaska (United States)

UTC time: 2026-10-31 01:07:10 UTC Local time: —
Magnitude
M2.3
Depth
83.0 km
Source
USGS

Alaska · Kodiak Island Borough

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About this earthquake

On October 31, 2026 at 01:07 UTC, a magnitude M2.3 earthquake occurred near Kodiak Island Borough, Alaska (United States). At around 83 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 206 earthquakes, the strongest at M4.3.

Depth profile

Depth profile Depth: 83 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 83 km
Intermediate
83 km
83 km — deeper than the regional average (15.2 km)
Regional average: 15.2 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Kialagvik
    Distance: 16 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Chiginagak
    Distance: 33 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Yantarni
    Distance: 49 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Ugashik-Peulik
    Distance: 56 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Ukinrek Maars
    Distance: 64 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Alaska Peninsula Arc at 155.4°W
    Distance: 94 km ·Lava dome ·Elevation: 402 m ·United States

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 4,148 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

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

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