Land Fill

Landfills were often established in abandoned or unused quarries, mining voids or borrow pits.

Problems:

This resulted in un-favorable amounts of hazardous materials seeping into the ground. These chemicals eventually entered natural hydrologic systems.

Currently, hazardous wastes must often be stabilized and solidified in order to enter a landfill and many hazardous wastes undergo different treatments in order to stabilize and dispose of them.

A landfill compaction vehicle in action.

So simple landfill may not be a very good technique for hazardous waste.