Superfund Site:

MILLTOWN RESERVOIR SEDIMENTS
MILLTOWN, MT

Superfund Site Profile

Site Location

Street Address:
ADJACENT TO SE SIDE OF TWN
MILLTOWN, MT 59851

Background

The Milltown Reservoir Sediments site is located in Milltown, Montana. The site is part of a larger Superfund site, known as the Milltown Reservoir Sediments/Clark Fork River site. The site includes about 120 miles of the Clark Fork River upstream of the Milltown Dam and Reservoir. The Milltown Dam and Reservoir are located at the confluence of the Clark Fork and Blackfoot Rivers, a few miles upstream of Missoula. From the 1860s until well into the twentieth century, mineral- and arsenic-laden waste from mining activities in the region flowed into the headwaters of the Clark Fork River. As contaminated sediments ...
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