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M5.0 Depth: 10.0 km

M5.0 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-01-23 08:25:42 UTC Local time: —

About this earthquake

A magnitude M5.0 earthquake was recorded near Unorganized Borough, Alaska (United States) on January 23, 2026 at 08:25 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The data is provided by ISC and cross-checked across seismological networks. United States: 157 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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

  • Kiska
    Distance: 10 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Segula
    Distance: 44 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Davidof
    Distance: 57 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Little Sitkin
    Distance: 72 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Buldir
    Distance: 114 km ·Stratovolcano ·Elevation: 656 m ·United States
  • Semisopochnoi
    Distance: 143 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#27
Earlier events M≥451
Earlier events M≥529
Compared since2025-01-30

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.12026-01-15 08:52:45 UTC76.9 kmRat Islands, Aleutian Islands, United States [Sea: United States] M5.92026-01-15 08:52:47 UTC61.1 km271 km ESE of Attu Station, Alaska M5.92026-01-15 08:52:45 UTC69.3 kmRat Islands, Aleutian Islands M5.92026-01-15 08:52:45 UTC70.3 km M5.82026-01-15 08:52:47 UTC66.5 kmRat Islands

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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