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M2.5 Depth: 20.6 km

M2.5 Earthquake near 21 km SSE of Karluk, Alaska (United States)

UTC time: 2025-11-21 00:23:19 UTC Local time: —

About this earthquake

A magnitude M2.5 earthquake was recorded near 21 km SSE of Karluk, Alaska (United States) on November 21, 2025 at 00:23 UTC. With a focal depth of about 21 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 data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 208 earthquakes, the strongest at M3.8.

Details

Magnitude
M2.5
Depth
20.6 km
UTC time
2025-11-21 00:23:19 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
57.40514, -154.25684
Temperature
4.2°C

Map

Depth profile

Depth profile Depth: 20.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20.6 km
Shallow
20.6 km
20.6 km — deeper than the regional average (15.5 km)
Regional average: 15.5 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: 86 km ·Lava dome ·Elevation: 402 m ·United States
  • Trident
    Distance: 105 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Katmai
    Distance: 106 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Mageik
    Distance: 106 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Snowy Mountain
    Distance: 107 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Martin
    Distance: 107 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·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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