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United States · Alaska

M0.9 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-10-06 20:08:43 UTC Local time: —

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About this earthquake

On October 6, 2026 at 20:08 UTC, a magnitude M0.9 earthquake occurred near Unorganized Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 16 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 171 earthquakes were recorded in the past 24 hours, the strongest reaching M5.8.

Depth profile

Depth profile Depth: 15.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 15.5 km
Shallow
15.5 km
15.5 km — close to 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

  • Buzzard Creek
    Distance: 79 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 370 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Wrangell
    Distance: 396 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 402 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 496 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·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.

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Historic earthquake map · United States

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