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M4.9 Depth: 10.0 km

M4.9 Earthquake near Unimak Island Region, Alaska

UTC time: 2025-05-23 11:54:35 UTC Local time: —

About this earthquake

A magnitude M4.9 earthquake was recorded near Unimak Island Region, Alaska on May 23, 2025 at 11:54 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by GFZ.

Details

Magnitude
M4.9
Depth
10.0 km
UTC time
2025-05-23 11:54:35 UTC
Local time
—
Country
—
Source
gfz
Coordinates
53.52000, -164.53000
Temperature
5.7°C

Map

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

  • Westdahl
    Distance: 111 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Akutan
    Distance: 117 km ·Stratovolcano ·Elevation: 1'303 m ·Last eruption: 1992 ·United States
  • Fisher
    Distance: 126 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Shishaldin ADVISORY · YELLOW
    Distance: 142 km ·Stratovolcano ·Elevation: 2'857 m ·Last eruption: 2023 ·United States
  • Roundtop
    Distance: 155 km ·Stratovolcano ·Elevation: 1'871 m ·Last eruption: -7600 ·United States
  • Makushin
    Distance: 163 km ·Stratovolcano ·Elevation: 1'800 m ·Last eruption: 1995 ·United States

Stats (last 24h)

Global (24h)
495
Country (24h)
—
—
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