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M2.0 Depth: 20.0 km

M2.0 Earthquake near 55 km W of Karluk, Alaska (United States)

UTC time: 2025-10-04 05:01:19 UTC Local time: —

About this earthquake

On October 4, 2025 at 05:01 UTC, a magnitude M2.0 earthquake occurred near 55 km W of Karluk, Alaska (United States). With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 217 earthquakes were recorded in the past 24 hours, the strongest reaching M3.4.

Details

Magnitude
M2.0
Depth
20.0 km
UTC time
2025-10-04 05:01:19 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
57.63380, -155.36810
Temperature
10.2°C

Map

Depth profile

Depth profile Depth: 20 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20 km
Shallow
20 km
20 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: 26 km ·Lava dome ·Elevation: 402 m ·United States
  • Martin
    Distance: 60 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Ugashik-Peulik
    Distance: 61 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Mageik
    Distance: 63 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Trident
    Distance: 69 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Novarupta
    Distance: 71 km ·Caldera ·Elevation: 841 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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