The giant earthquake was recorded at 12:37 p.m. local time, southeast of Sand Point, a community located on Popof Island in the Aleutian Chain.

A powerful 7.3 magnitude earthquake struck off the coast of Alaska on the afternoon of July 16, sparking immediate tsunami warnings for nearby coastal communities. The tremor, recorded by the U.S. Geological Survey (USGS),

A tsunami warning has been issued for south Alaska and the Alaska Peninsula after a massive 7.3-magnitude earthquake, according to the National Weather Service.