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Fact Sheet - Los Angeles, CA

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Los Angeles, CA
California Zonolite/Diversified Insulation/W.R. Grace

This site is located at 5440 West San Fernando Road, Los Angeles County, Los Angeles, California.

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 1976.

This page last updated on December 08, 2008