CCI must compensate for the impacts by preserving 114.9 acres of wetland in the Green Creek Preservation Area, by protecting ...

The Tilden Mine is cleared to use Marquette County wetlands for rock disposal. Cleveland-Cliffs will use nearly 33 acres of ...

Cliffs, Inc.’s Tilden Mine recently had a permit approved to permanently fill regulated wetland and stream with rock ...

TILDEN TOWNSHIP — Cleveland-Cliffs Inc.’s Tilden Mine recently had a permit approved to permanently fill regulated wetland ...

EPA's ruling won't stop construction of the Hermosa Mine, which began last fall near Patagonia in Southern Arizona.