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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
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Contact CDC: 800-232-4636 / TTY: 888-232-6348
