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M3.0 Depth: 34.3 km

M3.0 Earthquake near 20 km NW of Akhiok, Alaska (United States)

UTC time: 2025-09-13 01:17:31 UTC Local time: —

About this earthquake

On September 13, 2025 at 01:17 UTC, a magnitude M3.0 earthquake occurred near 20 km NW of Akhiok, Alaska (United States). With a focal depth of about 34 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS. United States: 177 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude
M3.0
Depth
34.3 km
UTC time
2025-09-13 01:17:31 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
57.05150, -154.44520
Temperature
10.5°C

Map

Depth profile

Depth profile Depth: 34.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.3 km
Shallow
34.3 km
34.3 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

  • Alaska Peninsula Arc at 155.4°W
    Distance: 108 km ·Lava dome ·Elevation: 402 m ·United States
  • Mageik
    Distance: 136 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Martin
    Distance: 136 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Trident
    Distance: 137 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Ugashik-Peulik
    Distance: 139 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Katmai
    Distance: 140 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·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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