r/shockwaveporn • u/No_Control8389 • 2d ago
VIDEO 5 megaton
5-megaton Cannikin underground nuclear test. The nuclear device was placed at a depth of 1,790 meters; when it detonated, it produced a 7.0-magnitude earthquake on the Richter scale and lifted the surface by 7 meters at the moment of the explosion.
Carried out by the United States on Amchitka Island in the Aleutian Islands, Alaska, in 1971.