5.5-Magnitude Quake Hits Alaska

USGS reports tremor 217 km ESE of Attu Station

Published on Mar. 2, 2026

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An earthquake with a magnitude of 5.5 struck 217 km east-southeast of Attu Station, Alaska, on Monday at 11:46 pm GMT, according to the U.S. Geological Survey. The epicenter was located at a depth of 1 km.

Why it matters

Alaska is situated along the Pacific Ring of Fire, making it prone to seismic activity. This latest quake serves as a reminder of the region's geological volatility and the need for emergency preparedness.

The details

The 5.5-magnitude quake was centered approximately 217 km east-southeast of Attu Station, a remote outpost in Alaska's Aleutian Islands. The USGS reported the epicenter was located at a depth of 1 km.

  • The earthquake occurred on Monday, March 3, 2026 at 11:46 pm GMT.

The players

U.S. Geological Survey

The U.S. Geological Survey is a scientific agency of the United States government that studies the landscape, its natural resources, and the natural hazards that threaten it.

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The takeaway

While no immediate reports of damage or injuries have surfaced, this earthquake underscores the seismic risks faced by Alaska and the importance of robust emergency response and disaster preparedness plans for communities in the region.