Tag Archives: MCLs

New Arsenic MCL in the Works? Will I Be Dead Before Any of My Sites are Clean?

As Superfund practitioners know, federal NPL sites are generally settled on the basis that the PRPs will first attain interim cleanup levels, though final cleanup levels are not determined until EPA is actually ready to issue its certification of completion of the remedy. Moreover, EPA insists that, should any ARARs change during the course of the cleanup, whatever standards are in effect at the time of site closure will be applied.… More