 The Agent Orange was eventually destroyed during Operation Pacer HO on the Dutch incineration ship MT "Vulcanus" in the Summer of 1977.The U.S. Environmental Protection Agency (EPA) reported that 1,800,000 gallons of Herbicide Orange were stored at Johnston Atoll and that an additional 480,000 gallons stored at Gulfport, Mississippi was brought to Johnston Atoll for destruction.Leaking barrels during the storage and spills during re-drumming operations contaminated both the storage area and the lagoon with herbicide residue and its toxic contaminant 2,3,7,8-Tetrachlorodibenzodioxin.