M4.2 Earthquake near 234 km ESE of Attu Station, Alaska

UTC time: 2026-09-03 17:40:07 UTC Local time: —

Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude

M4.2

Depth: 28.4 km
Source: USGS

234 km ESE of Attu Station, Alaska

Map

About this earthquake

On September 3, 2026 at 17:40 UTC, a magnitude M4.2 earthquake occurred near 234 km ESE of Attu Station, Alaska. The hypocenter lay relatively close to the surface at around 28 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

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Magnitude

M4.2

Depth

28.4 km

UTC time

2026-09-03 17:40:07 UTC

Local time

—

Country

—

Source

usgs

Coordinates

51.91800, 176.27100

Temperature

10.1°C

Depth profile

Shallow

28.4 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

Buldir

Distance: 54 km ·Stratovolcano ·Elevation: 656 m ·United States
Kiska

Distance: 93 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
Segula

Distance: 128 km ·Stratovolcano ·Elevation: 1'160 m ·United States
Davidof

Distance: 141 km ·Stratovolcano ·Elevation: 328 m ·United States
Little Sitkin

Distance: 156 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
Semisopochnoi

Distance: 227 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Stats (last 24h)

Global (24h)

511

Country (24h)

—

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