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M4.2 Earthquake near UNIMAK ISLAND REGION, ALASKA

UTC time: 2025-05-30 13:51:21 UTC Local time: —
Magnitude
M4.2
Depth
10.0 km
Source
EMSC

UNIMAK ISLAND REGION, ALASKA

Map

About this earthquake

On May 30, 2025 at 13:51 UTC, a magnitude M4.2 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 are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

ID
334a20e3bde2aefaa3e2149860533c46ec9ae389
Magnitude
M4.2
Depth
10.0 km
UTC time
2025-05-30 13:51:21 UTC
Local time
—
Country
—
Source
emsc
Coordinates
54.40530, -163.31450
Temperature
6.4°C

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

  • Roundtop
    Distance: 47 km ·Stratovolcano ·Elevation: 1'871 m ·Last eruption: -7600 ·United States
  • Shishaldin ADVISORY · YELLOW
    Distance: 57 km ·Stratovolcano ·Elevation: 2'857 m ·Last eruption: 2023 ·United States
  • Fisher
    Distance: 77 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Frosty
    Distance: 80 km ·Stratovolcano(es) ·Elevation: 1'728 m ·United States
  • Westdahl
    Distance: 87 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Dutton
    Distance: 109 km ·Stratovolcano ·Elevation: 1'465 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • False Pass AirportUnited States · KFP · PAKF
    49.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-01

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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