oilsands mine

Canada opens formal investigation into Imperial's oilsands tailings leak in northern Alberta

Canada opens formal investigation into Imperial's oilsands tailings leak in northern Alberta

Federal environmental authorities have launched a formal investigation into a tailings leak at Imperial Oil's Kearl oilsands mine in northern Alberta. Environment and Climate Change Canada (ECCC) announced Thursday it is investigating a suspected contravention of the Fisheries Act, which prohibits the "deposit of a deleterious substance into water frequented by fish," or any place where such substances could enter fish-bearing water.