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M4.6 Earthquake near UNIMAK ISLAND REGION, ALASKA

UTC time: 2025-05-23 11:54:38 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.

Magnitude
M4.6
Depth
35.0 km
Source
EMSC

UNIMAK ISLAND REGION, ALASKA

Map

About this earthquake

On May 23, 2025 at 11:54 UTC, a magnitude M4.6 earthquake occurred near UNIMAK ISLAND REGION, ALASKA. The hypocenter lay relatively close to the surface at around 35 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by EMSC and cross-checked across seismological networks.

Details

ID
d0c83c76647f034f7cd56683b0c2e9180c18620e
Magnitude
M4.6
Depth
35.0 km
UTC time
2025-05-23 11:54:38 UTC
Local time
—
Country
—
Source
emsc
Coordinates
53.45440, -164.50280
Temperature
5.7°C

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 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

  • Westdahl
    Distance: 118 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Akutan
    Distance: 123 km ·Stratovolcano ·Elevation: 1'303 m ·Last eruption: 1992 ·United States
  • Fisher
    Distance: 133 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Shishaldin ADVISORY · YELLOW
    Distance: 149 km ·Stratovolcano ·Elevation: 2'857 m ·Last eruption: 2023 ·United States
  • Roundtop
    Distance: 161 km ·Stratovolcano ·Elevation: 1'871 m ·Last eruption: -7600 ·United States
  • Makushin
    Distance: 167 km ·Stratovolcano ·Elevation: 1'800 m ·Last eruption: 1995 ·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)
569
Country (24h)
—
—
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