M1.6 Depth: 30.1 km

M1.6 Earthquake near 126 km WSW of Adak, Alaska (United States)

UTC time: 2025-07-20 03:29:59 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near 126 km WSW of Adak, Alaska (United States) on July 20, 2025 at 03:29 UTC. The hypocenter lay relatively close to the surface at around 30 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 211 earthquakes were recorded in the past 24 hours, the strongest reaching M3.2.

Details

Magnitude

M1.6

Depth

30.1 km

UTC time

2025-07-20 03:29:59 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

51.50800, -178.36240

Temperature

8.1°C

Map

Depth profile

Shallow

30.1 km

30.1 km — deeper than the regional average (15.3 km)

Regional average: 15.3 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

Gareloi

Distance: 43 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
Tanaga

Distance: 44 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
Takawangha

Distance: 47 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
Bobrof

Distance: 78 km ·Stratovolcano ·Elevation: 738 m ·United States
Kanaga

Distance: 94 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
Moffett

Distance: 121 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·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)

602

Country (24h)