M0.9 Depth: 19.7 km

M0.9 Earthquake near 113 km S of McCarthy, Alaska (United States)

UTC time: 2025-09-29 23:59:57 UTC Local time: —

About this earthquake

A magnitude M0.9 earthquake was recorded near 113 km S of McCarthy, Alaska (United States) on September 29, 2025 at 23:59 UTC. The hypocenter lay relatively close to the surface at around 20 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 189 earthquakes were recorded in the past 24 hours, the strongest reaching M3.4.

Details

Magnitude

M0.9

Depth

19.7 km

UTC time

2025-09-29 23:59:57 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

60.42480, -143.23900

Temperature

-4.3°C

Map

Depth profile

Shallow

19.7 km

19.7 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

Churchill

Distance: 133 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
Wrangell

Distance: 181 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
Fort Selkirk

Distance: 416 km ·Volcanic field ·Elevation: 1'239 m ·Canada
Alligator Lake

Distance: 429 km ·Volcanic field ·Elevation: 2'217 m ·Canada
Buzzard Creek

Distance: 485 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
Spurr

Distance: 497 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States

Historic earthquake map · United States

Open history map

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Country statistics · United States

Country overview

View earthquake KPIs, strongest and latest events, and averages for this country.

Stats (last 24h)

Global (24h)

984

Country (24h)