A major earthquake with a preliminary magnitude of 7.3 initially triggered a tsunami warning for the southern Alaska Peninsula. It was later downgraded to an advisory.

A 7.3 magnitude earthquake was recorded off the Alaska Peninsula on Wednesday afternoon, July 16. The U.S. Geological Survey recorded the earthquake off Sand Point, Popof Island, which is located in the center of the Alaska Peninsula,

A magnitude 7.3 earthquake struck Alaska on Wednesday afternoon and a tsunami warning was canceled two hours later for the Alaska Peninsula and Kodiak Island.