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M5.3 Earthquake near Unimak Island Region, Alaska

UTC time: 2026-04-25 08:05:51 UTC Local time: —
Earthquake newsQuakeMap24
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
M5.3
Depth
10.0 km
Source
USP

Unimak Island Region, Alaska

Map

M5.3 Earthquake near Unimak Island Region, Alaska · 2026-04-25 — Map showing the location of the epicenter
M5.3 Earthquake near Unimak Island Region, Alaska · 2026-04-25 — Map showing the location of the epicenter

About this earthquake

On April 25, 2026 at 08:05 UTC, a magnitude M5.3 earthquake occurred near Unimak Island Region, Alaska. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by USP.

Details

ID
3a0a7e13419b252eb2860ae57ade24cdbe13d9d4
Magnitude
M5.3
Depth
10.0 km
UTC time
2026-04-25 08:05:51 UTC
Local time
—
Country
—
Source
usp
Coordinates
53.28161, -164.99806

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 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

  • Akutan
    Distance: 115 km ·Stratovolcano ·Elevation: 1'303 m ·Last eruption: 1992 ·United States
  • Westdahl
    Distance: 139 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Makushin
    Distance: 144 km ·Stratovolcano ·Elevation: 1'800 m ·Last eruption: 1995 ·United States
  • Fisher
    Distance: 157 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Shishaldin ADVISORY · YELLOW
    Distance: 177 km ·Stratovolcano ·Elevation: 2'857 m ·Last eruption: 2023 ·United States
  • Roundtop
    Distance: 192 km ·Stratovolcano ·Elevation: 1'871 m ·Last eruption: -7600 ·United States

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours9
First 24 hours12
First 72 hours12
Strongest subsequent eventM5.4
M5.02026-04-25 08:05:53 UTC32.2 kmEvent of magnitude 5.0, near Anchorage (Monde) M5.22026-04-25 08:05:53 UTC42.8 kmUnimak Island Region, Alaska M5.42026-04-25 08:05:56 UTC34.5 kmUnimak Island region M3.52026-04-25 08:11:09 UTC36.8 kmUnimak Island region M3.42026-04-25 08:11:10 UTC44.2 km80 km SE of Akutan, Alaska M3.52026-04-25 08:26:39 UTC30.8 kmUnimak Island region M3.52026-04-25 08:26:41 UTC34.9 km86 km SE of Akutan, Alaska M3.62026-04-25 08:43:47 UTC33.8 kmUnimak Island region M3.32026-04-25 11:19:40 UTC32.2 kmUNIMAK ISLAND REGION, ALASKA M3.92026-04-26 03:31:11 UTC36.1 kmUNIMAK ISLAND REGION, ALASKA M3.82026-04-26 03:31:15 UTC49.0 km75 km SE of Akutan, Alaska M4.62026-04-26 04:26:59 UTC49.4 kmUNIMAK ISLAND REGION, ALASKA

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

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#5
Earlier events M≥442
Earlier events M≥519
Compared since2025-01-02

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.62025-01-26 22:39:13 UTC146.8 km86 km SSW of Unalaska, Alaska M5.52025-07-27 22:46:57 UTC127.9 kmFox Islands, Aleutian Islands M5.52025-10-17 15:48:39 UTC54.1 kmFox Islands, Aleutian Islands M5.42025-07-27 22:47:05 UTC124.4 kmFOX ISLANDS, ALEUTIAN ISLANDS M5.32026-04-25 08:05:46 UTC93.6 kmFox Islands, Aleutian Islands

Stats (last 24h)

Global (24h)
510
Country (24h)
—
—
Current earthquakes in
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No recent events available.

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