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M4.5 Depth: 40.0 km

M4.5 Earthquake near RAT ISLANDS, ALEUTIAN ISLANDS

UTC time: 2026-04-04 09:39:53 UTC Local time: —

About this earthquake

A magnitude M4.5 earthquake was recorded near RAT ISLANDS, ALEUTIAN ISLANDS on April 4, 2026 at 09:39 UTC. With a focal depth of about 40 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC.

Details

Magnitude
M4.5
Depth
40.0 km
UTC time
2026-04-04 09:39:53 UTC
Local time
—
Country
—
Source
emsc
Coordinates
51.17000, 178.75000
Temperature
4.4°C

Map

Depth profile

Depth profile Depth: 40 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 40 km
Shallow
40 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

  • Little Sitkin
    Distance: 88 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Davidof
    Distance: 94 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Semisopochnoi
    Distance: 102 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States
  • Segula
    Distance: 103 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Kiska
    Distance: 131 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Buldir
    Distance: 235 km ·Stratovolcano ·Elevation: 656 m ·United States

Stats (last 24h)

Global (24h)
565
Country (24h)
—
—
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