M1.8 Depth: 76.0 km

M1.8 Earthquake near 74 km S of Ugashik, Alaska (United States)

UTC time: 2025-08-22 18:37:34 UTC Local time: —

About this earthquake

On August 22, 2025 at 18:37 UTC, a magnitude M1.8 earthquake occurred near 74 km S of Ugashik, Alaska (United States). At around 76 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: over the past 24 hours, QuakeMap24 logged 206 earthquakes, the strongest at M3.7.

Details

Magnitude

M1.8

Depth

76.0 km

UTC time

2025-08-22 18:37:34 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

56.84910, -157.20150

Temperature

13.9°C

Map

Depth profile

Intermediate

76 km

76 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

Yantarni

Distance: 19 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
Chiginagak

Distance: 34 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
Kialagvik

Distance: 48 km ·Stratovolcano ·Elevation: 1'677 m ·United States
Aniakchak

Distance: 59 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
Black Peak

Distance: 102 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
Ugashik-Peulik

Distance: 112 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States

Historic earthquake map · United States

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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)

772

Country (24h)