File:TNT detonation on Kahoolawe Island during Operation Sailoir Hat 1965.jpg

Summary
Operation "Sailor Hat", 1965. Detonation of the 500-ton TNT explosive charge for Shot "Bravo", first of a series of three test explosions on the southwestern tip of Kahoolawe Island, Hawaii, 6 February 1965. Weapons effects test ship Atlanta (IX-304) is moored in the left center. Note the shock wave spreading over the water just beyond the ship, and the shock condensation cloud lifting overhead

Date" 6 February 1965 Source: Naval Historical Center Author: US Navy Employee