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Published: February 2007

Hazardous Materials: EPA May Need to Reassess Sites Receiving Asbestos-Contaminated Ore from Libby, Montana, and Should Improve Its Public Notification Process

Published By: Government Accountability Office

Contributors: United States Government Accountability Office


A letter report issued by the Government Accountability Office with an abstract that begins “Between 1923 and the early 1990s, a mine near Libby, Montana, shipped millions of tons of asbestos-contaminated vermiculite ore to sites throughout the United States. In 2000, the Environmental Protection Agency (EPA) began to clean up asbestos contamination at the Libby mine and evaluate those sites that received the ore to determine if they were contaminated. Under Superfund program regulations and guidance, EPA regional offices took steps to inform affected communities of contamination problems and agency efforts to address them.

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