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M4.0 Depth: 8.1 km

M4.0 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-01-26 10:56:49 UTC Local time: —

About this earthquake

On January 26, 2026 at 10:56 UTC, a magnitude M4.0 earthquake occurred near Unorganized Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by EMSC and cross-checked across seismological networks. United States: 154 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Map

Depth profile

Depth profile Depth: 8.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.1 km
Shallow
8.1 km
8.1 km — shallower than the regional average (15.9 km)
Regional average: 15.9 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

  • Wrangell
    Distance: 201 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 283 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Churchill
    Distance: 288 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Hayes
    Distance: 298 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 314 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 346 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States

Historic earthquake map · United States

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

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

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