PCBs slow GM plant dismantling…

Preparing for demolition of General Motors plant taking longer than anticipated.

Dismantling the Massena plant once was set to begin as early as last July. But after PCBs, or polychlorinated biphenyls, were discovered in plant equipment last summer, the U.S. Environmental Protection Agency began oversight of the demolition process.

The EPA has taken extra time to collect soil samples and other data before taking down the plant, according to project manager Anne E. Kelly. That will speed up remediating the contaminated parts of the site once the plant is down, Ms. Kelly said.

“We’re trying to collect as much data as possible so that once the cleanup and remediation activities actually start, there are less questions and less surprises,” she said.

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