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Alaska, Earthquake and Richter magnitude scale
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Two significant earthquakes struck Alaska within four days, according to the National Center for Seismology. A 7.3 magnitude quake hit on 17 July, followed by a 6.2 magnitude tremor on 21 July, both ...
A powerful 7.2 magnitude earthquake struck the Alaska Peninsula, prompting the U.S. National Tsunami Center to issue a ...
On July 16, 2025, a powerful magnitude 7.3 earthquake struck off the southern coast of Alaska near the city of Sand Point, a ...
Wednesday’s magnitude 7.3 earthquake off Alaska’s Aleutian Islands chain struck in a region that has experienced a handful of powerful quakes within the last five years ...
Earthquake damage is seen on the Glenn Highway near Mirror Lake on Nov. 30, 2018. That day, a magnitude 7.1 earthquake struck and caused widespread structural damage in Southcentral Alaska.
A 5.9 magnitude earthquake shook south-central Alaska Tuesday afternoon, although no immediate damage was reported. The earthquake, which occurred at 1:42 p.m. Alaska Standard Time, took place ...
A 7.2 magnitude earthquake triggered a brief tsunami advisory for southern Alaska late Saturday, but the advisory was canceled about an hour later, monitoring bodies reported.
A new report released by the Alaska Earthquake Center shows a quiet year for earthquakes in 2022. Last year alone, there were over 47,000 earthquakes in Alaska and surrounding regions.
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