Influence of mining activities in the North of Potosi, Bolivia on the water quality of the Chayanta River, and its consequences.

@article{Rojas2007InfluenceOM,
  title={Influence of mining activities in the North of Potosi, Bolivia on the water quality of the Chayanta River, and its consequences.},
  author={Jenny C Rojas and Carlo Vandecasteele},
  journal={Environmental monitoring and assessment},
  year={2007},
  volume={132 1-3},
  pages={321-30}
}
Mining activity in the North of Potosi (Siglo XX mine, Ingenio Catavi-Siglo XX, Pucro mine and Colquechaca mine) produces minewater containing high concentrations of heavy metals such as As (0.02-34 mg/l), Cd (45-11,600 microg/l), Cu (0.35-32 mg/l), Fe (42-1,010 mg/l), Pb(33-3,130 microg/l), Ni(20-4,320 microg/l), and Zn (1.1-485 mg/l), that exceed considerably the limit values. The rivers in the North of Potosi (Katiri and Pongoma) that do not receive minewater contain clear water with rather… CONTINUE READING
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