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M4.8 Depth: 55.1 km

M4.8 Earthquake near ALASKA PENINSULA (United States)

UTC time: 2025-09-24 07:05:03 UTC Local time: —

About this earthquake

A magnitude M4.8 earthquake was recorded near ALASKA PENINSULA (United States) on September 24, 2025 at 07:05 UTC. With a focal depth of about 55 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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: 169 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M4.8
Depth
55.1 km
UTC time
2025-09-24 07:05:03 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
56.39860, -156.61570
Temperature
11.4°C

Map

Depth profile

Depth profile Depth: 55.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 55.1 km
Shallow
55.1 km
55.1 km — deeper than 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

  • Yantarni
    Distance: 77 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Chiginagak
    Distance: 85 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Kialagvik
    Distance: 90 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Aniakchak
    Distance: 109 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Black Peak
    Distance: 134 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
  • Ugashik-Peulik
    Distance: 151 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·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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