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Light earthquake

M4.6 Earthquake — Rat Islands, Aleutian Islands, Alaska

2026-09-27 07:48 UTC · 50.90°, 179.32°

A magnitude 4.6 (light) earthquake struck Rat Islands, Aleutian Islands, Alaska on 2026-09-27 07:48 UTC, at a depth of 47 km. See it live on Earth Live's real-time 3D globe.

M4.6
Magnitude
47 km
Depth
120 t
TNT equivalent
~431 km
Felt radius (est.)
III
Max intensity (MMI)
🌍 View live on the 3D globe →

Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.

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