This is especially important for Mercury, PCB, or dioxin compounds because they must be managed ... If it is not possible to identify the material, a "Hazardous Waste" label should be placed on the ...

EPA Region 1 had submitted a May 6, 2024, request to approve longer storage timeframes for polychlorinated biphenyls (“PCB”) waste under a 40 C.F.R. § 761.62(c) risk-based approval.