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The Coeur d’Alene Basin and Silver Valley is a region known for recreational opportunities and mining. Mining and milling operations started in the mid 1880s and left behind lead and other metal contamination throughout the area. This contamination led to the creation of the Bunker Hill Superfund Site extending from the Idaho-Montana border and into portions of eastern Washington. View a map for the Bunker Hill Superfund Site here.

Lead and other heavy metals still exist and can pose a health risk. The Institutional Controls Program (ICP) and Lead Health Intervention Program (LHIP) for the Bunker Hill Superfund Site offer several services and resources, free of charge to users, to help residents protect their health and maintain barriers over contaminated soil. Learn more about limiting exposures to keep your family healthy.

Upcoming Events

11
Mar

9:30 am - 3:30 pm

BEIPC Quarterly Meeting

18
Mar

1:00 pm - 2:00 pm

Shoshone Benewah One Call Meeting

City Limits Pub

13
May

12:00 am - 11:59 pm

BEIPC Quarterly Meeting

20
May

1:00 pm - 2:00 pm

Shoshone Benewah One Call Meeting

South Fork Sewer District

Latest News

THE DIRT: How Flooding in the Bunker Hill Superfund Site is Different

While flooding in North Idaho is not uncommon, high flow events like the one that occurred in December 2025 can have consequences that extend beyond immediate water damage. When high flows sweep through the Coeur d’Alene River Basin, they interact with a landscape shaped by more than a century of mining activity. Historic discharges mean that floodwaters have the potential...

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