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United States

M0.8 Earthquake near 149 km W of Adak, Alaska (United States)

UTC time: 2025-10-24 17:47:02 UTC Local time: —

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About this earthquake

A magnitude M0.8 earthquake was recorded near 149 km W of Adak, Alaska (United States) on October 24, 2025 at 17:47 UTC. The hypocenter lay relatively close to the surface at around 13 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 183 earthquakes were recorded in the past 24 hours, the strongest reaching M3.0.

Details

ID
3d78a621919deb60c2f45a0615ae019ba6e3639e
Magnitude
M0.8
Depth
12.6 km
UTC time
2025-10-24 17:47:02 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
51.77300, -178.80283
Temperature
5.0°C

Depth profile

Depth profile Depth: 12.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.6 km
Shallow
12.6 km
12.6 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

  • Gareloi
    Distance: 2 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
  • Tanaga
    Distance: 47 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
  • Takawangha
    Distance: 56 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
  • Bobrof
    Distance: 95 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Kanaga
    Distance: 114 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Moffett
    Distance: 142 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States

Alaska

Context for this earthquake

22 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 4,121 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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