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United States

M4.3 Earthquake near UNIMAK ISLAND REGION, ALASKA (United States)

UTC time: 2026-05-08 18:37:11 UTC Local time: —

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About this earthquake

A magnitude M4.3 earthquake was recorded near UNIMAK ISLAND REGION, ALASKA (United States) on May 8, 2026 at 18:37 UTC. At around 114 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 168 earthquakes, the strongest at M2.9.

Details

ID
22305dce1ae69822d9606e803dfc0d2be83ac540
Magnitude
M4.3
Depth
113.5 km
UTC time
2026-05-08 18:37:11 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
54.50560, -164.93340
Temperature
3.0°C

Depth profile

Depth profile Depth: 113.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 113.5 km
Intermediate
113.5 km
113.5 km — deeper than the regional average (15.3 km)
Regional average: 15.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Westdahl
    Distance: 18 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Fisher
    Distance: 36 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Shishaldin ADVISORY · YELLOW
    Distance: 68 km ·Stratovolcano ·Elevation: 2'857 m ·Last eruption: 2023 ·United States
  • Akutan
    Distance: 80 km ·Stratovolcano ·Elevation: 1'303 m ·Last eruption: 1992 ·United States
  • Roundtop
    Distance: 92 km ·Stratovolcano ·Elevation: 1'871 m ·Last eruption: -7600 ·United States
  • Makushin
    Distance: 146 km ·Stratovolcano ·Elevation: 1'800 m ·Last eruption: 1995 ·United States

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 653 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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