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United States · Alaska

M1.5 Earthquake near Kodiak Island Borough, Alaska (United States)

UTC time: 2026-10-03 05:17:21 UTC Local time: —
Magnitude
M1.5
Depth
21.7 km
Source
USGS

Alaska · Kodiak Island Borough

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About this earthquake

On October 3, 2026 at 05:17 UTC, a magnitude M1.5 earthquake occurred near Kodiak Island Borough, Alaska (United States). With a focal depth of about 22 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 166 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Depth profile

Depth profile Depth: 21.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 21.7 km
Shallow
21.7 km
21.7 km — deeper than the regional average (15.2 km)
Regional average: 15.2 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

  • Ugashik-Peulik
    Distance: 35 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Alaska Peninsula Arc at 155.4°W
    Distance: 46 km ·Lava dome ·Elevation: 402 m ·United States
  • Ukinrek Maars
    Distance: 48 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Kialagvik
    Distance: 63 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Martin
    Distance: 76 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Chiginagak
    Distance: 80 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States

Alaska

Context for this earthquake

03 Oct 2025 – 03 Oct 2026 · M ≥ 2.0 · 4,141 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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