M4.6 Depth: 75.0 km

M4.6 Earthquake near SOUTHERN ALASKA (United States)

UTC time: 2025-10-24 20:03:25 UTC Local time: —

About this earthquake

On October 24, 2025 at 20:03 UTC, a magnitude M4.6 earthquake occurred near SOUTHERN ALASKA (United States). At around 75 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. United States: 205 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

Magnitude

M4.6

Depth

75.0 km

UTC time

2025-10-24 20:03:25 UTC

Local time

—

Country

United States

City

Alaska

Source

emsc

Coordinates

61.89940, -151.41800

Temperature

2.4°C

Map

Depth profile

Intermediate

75 km

75 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

Hayes

Distance: 60 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
Spurr

Distance: 80 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
Redoubt

Distance: 173 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
Iliamna

Distance: 226 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
Buzzard Creek

Distance: 284 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
Augustine

Distance: 303 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·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)

641

Country (24h)