Effect of Abandoned Lead and Zinc Mines and Tailings Piles ...
Table of ContentsGround WaterTailings Area Runoff Effects On Streams Dissolved zinc concentrations averaged 9,400 µg/L (micrograms per liter) in water from abandoned lead and zinc mines, some of which discharge at the surface. Contamination of the shallow aquifer by the highly mineralized mine water is limited to the immediate mining area. The quality of water in the deep aquifer is generally ...