Bunker Hill Smokestack Demolition Marks 30th Anniversary in Silver Valley
Tuesday, May 26, marked three decades since the Bunker Hill smokestack was brought down in the Silver Valley — a moment that remains one of the most recognized milestones in Shoshone County’s history.
The towering stack, long a symbol of the region’s industrial mining era centered around the Bunker Hill complex near Kellogg and Smelterville, came down on May 26, 1996. Its demolition signaled a turning point for a community that had built its identity around one of the nation’s most productive lead and zinc smelting operations before the facility’s closure.
The anniversary serves as a reminder of the Silver Valley’s layered past — a heritage shaped by generations of miners and industrial workers, as well as the environmental challenges that followed. Silver Valley’s mining legacy carries a complex lead contamination history that communities in the region continue to address decades later. The area’s geological story runs even deeper, with ancient brines playing a role in forming Idaho’s Silver Valley and cobalt belt.
What Comes Next
As the Silver Valley continues to evolve its economy around recreation, tourism, and a reviving mining sector, anniversaries like this one prompt reflection on the sacrifices and contributions of the generations who built the region. Community members and local historians are expected to mark the occasion in the coming days.