Magnitude 6.5 earthquake hits southwest Alaska
- Posted on September 17, 2026
- By Usa Today
- 1 Views
- 1 min read
In brief
A powerful 6.5 magnitude seismic event rattled the remote Aleutian Islands region of southwest Alaska in early September, prompting monitoring by geological authorities. The tremor, originating in one of North America's most geologically active zones, highlighted the ongoing tectonic activity characterizing this volcanic arc. While preliminary assessments were underway, residents and emergency management officials monitored potential aftershock developments in this sparsely populated but seismically significant area.
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Magnitude 6.5 earthquake hits southwest Alaska
A earthquake with a preliminary magnitude of 6.5 struck in the remote Aleutian Island in southwest Alaska on the morning of Sept. 17.
