 By 2002, it was evident that thousands of tons of steel that had originally been irradiated in the 1958 nuclear tests was missing from the wreckage in the bay.That steel has been missing for over 35 years and is still unaccounted for by the US Navy, Environmental Protection Agency and US Agency for Toxic Substances and Disease Registry (ATSDR).Hundreds of steel drums of unknown origin were found among the wreckage.