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M2.4 Depth: 12.9 km

M2.4 Earthquake near 50 km E of Ugashik, Alaska (United States)

UTC time: 2025-08-31 06:21:33 UTC Local time: —

About this earthquake

On August 31, 2025 at 06:21 UTC, a magnitude M2.4 earthquake occurred near 50 km E of Ugashik, Alaska (United States). The hypocenter lay relatively close to the surface at around 13 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 246 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude
M2.4
Depth
12.9 km
UTC time
2025-08-31 06:21:33 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
57.50680, -156.55020
Temperature
12.1°C

Map

Depth profile

Depth profile Depth: 12.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.9 km
Shallow
12.9 km
12.9 km — close to the regional average (15.4 km)
Regional average: 15.4 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: 29 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Kialagvik
    Distance: 36 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Ukinrek Maars
    Distance: 36 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Chiginagak
    Distance: 49 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Yantarni
    Distance: 66 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Alaska Peninsula Arc at 155.4°W
    Distance: 79 km ·Lava dome ·Elevation: 402 m ·United States

Historic earthquake map · United States

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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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