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Light earthquake

M4.8 Earthquake — 231 km ESE of Attu Station, Alaska

2026-06-18 03:52 UTC · 51.88°, 176.19°

A magnitude 4.8 (light) earthquake struck 231 km ESE of Attu Station, Alaska on 2026-06-18 03:52 UTC, at a depth of 20 km. See it live on Earth Live's real-time 3D globe.

M4.8
Magnitude
20 km
Depth
239 t
TNT equivalent
~662 km
Felt radius (est.)
🌍 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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