Summary of Ecology's Northport Air Quality Studies, Phases I - IV, (1992-1998)    ECOLOGY/EPA  ACRONYMS Screening Acronyms used by Ecology and EPA in testing certain heavy metal toxins: Acceptable Source Impact Level (ASIL): Toxins must be found at or below the ASIL set by the EPA based on Standard ambient air background levels throughout the State.... Continue Reading →

Teck Resources, polluter headed toward day of reckoning

The Seattle Times Editorials Wednesday, April 11, 2012 Columbia polluter headed toward day of reckoning FOR decades, Canadian smelter Teck Cominco used the Upper Columbia River and Lake Roosevelt as an industrial sewer, dumping millions of tons of heavy metals and slag into the water. The company — now known as Teck Resources — has... Continue Reading →

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