The Nuclear Age was ushered in with the world's first atomic detonation at Trinity Site on July 16, 1945, producing a blast equivalent to eighteen thousand tons of TNT. Trinity Site is located on the northern end of Whites Sands Missile Range in central New Mexico. Trinitite, produced by the explosion from molten earth and sand was highly radioactive in 1945 when it was formed, more than fifty years have passed and at the present time, radioactivity is very low.