M2.8 Depth: 80.0 km

M2.8 Earthquake near 40 km NNW of Karluk, Alaska (United States)

UTC time: 2025-12-25 14:52:05 UTC Local time: —

About this earthquake

A magnitude M2.8 earthquake was recorded near 40 km NNW of Karluk, Alaska (United States) on December 25, 2025 at 14:52 UTC. The earthquake originated at an intermediate depth of about 80 km. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 193 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

Magnitude

M2.8

Depth

80.0 km

UTC time

2025-12-25 14:52:05 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

57.89600, -154.74100

Temperature

-2.0°C

Map

Depth profile

Intermediate

80 km

80 km — deeper than the regional average (15.7 km)

Regional average: 15.7 km

Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

Alaska Peninsula Arc at 155.4°W

Distance: 40 km ·Lava dome ·Elevation: 402 m ·United States
Trident

Distance: 43 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
Katmai

Distance: 44 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
Mageik

Distance: 45 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
Martin

Distance: 48 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
Novarupta

Distance: 48 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States

Historic earthquake map · United States

Open history map

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.

Stats (last 24h)

Global (24h)

615

Country (24h)