Montana has nine Superfund sites the EPA has designated:
Pole plant, penta leaks into ground and groundwater.
Anaconda-mining waste from 150 years of mining reaching to Milltown
Pole and Treatment Plant.
site and mine waste settling ponds.
waste seeping in water wells from Milltown dam near Missoula.
Northern Railroad wood treatment plant at north end Flathead Lake.
mine and chromium pollution.
Helena-ASARCO, American Smelting and Refining Co. on Prickly Pear
are 211 Superfund sites recognized by the State of Montana that are
not federally designated sites, including:
oil refinement plants.
and pole treatment plants.
toxic waste disposal sites.