 This landfill has become the largest hazardous waste landfill in the United States and among the top in the world, as Waste Management, Inc. has landfilled 5 or 6 million tons of hazardous waste.Most of the waste disposed of in the United States, due to the Superfund removal program, ended up at the landfill between 1984 and 1987.It is on top of the Eutaw Aquifer, which supplies water to a large part of Alabama.