M1.0 Depth: 86.7 km

M1.0 Earthquake near 67 km NW of Karluk, Alaska (United States)

UTC time: 2025-10-03 20:39:24 UTC Local time: —

About this earthquake

A magnitude M1.0 earthquake was recorded near 67 km NW of Karluk, Alaska (United States) on October 3, 2025 at 20:39 UTC. At around 87 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 219 earthquakes were recorded in the past 24 hours, the strongest reaching M3.4.

Details

Magnitude

M1.0

Depth

86.7 km

UTC time

2025-10-03 20:39:24 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

57.97500, -155.30390

Temperature

8.1°C

Map

Depth profile

Intermediate

86.7 km

86.7 km — deeper than the regional average (15.4 km)

Regional average: 15.4 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: 13 km ·Lava dome ·Elevation: 402 m ·United States
Martin

Distance: 22 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
Mageik

Distance: 25 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
Trident

Distance: 31 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
Novarupta

Distance: 33 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States
Katmai

Distance: 40 km ·Stratovolcano ·Elevation: 2'047 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)

724

Country (24h)