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Fact Sheet - St. Louis, MO

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Map of site location St. Louis, MO


Site Background

St. Louis, MO
Zonolite Company

This site is located at 1705 Sulphur Avenue, St. Louis City, St. Louis, Missouri.

While the actual years of operations for the Phase 1 sites vary overall, we do know that the Libby, Montana mine operated from the 1920s until 1990. These Phase 1 sites may have received vermiculite from Libby at any time during these years. All Phase 1 sites ceased processing of the vermiculite by in the early 1990’s. This site ceased operations in 1989.

This page last updated on December 08, 2008