Environmental Dewatering

Talvivaara Nickel Mine, Finland

Faced with full water-storage basins after record rainfall on the one hand, and a halt in mining activity due to water in the deepest section of the open cast mine on the other, Europe’s largest nickel mine at Talvivaara, Finland, was challenged once more in 2012 when a tailings pond containing gypsum sediment began leaking.

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