Imperial Oil Ltd.

Imperial and Alberta regulator knew for years about oilsands tailings seepage, documents show

Imperial and Alberta regulator knew for years about oilsands tailings seepage, documents show

Documents filed by Imperial Oil Ltd. show the company and Alberta's energy regulator knew the Kearl oilsands mine was seeping tailings into groundwater years before a pool of contaminated fluid was reported on the surface, alarming area First Nations and triggering three investigations. "They knew there was seepage to groundwater," said Mandy Olsgard, an environmental toxicologist who has consulted for area First Nations.

Imperial Oil investigating 55,000-litre spill of produced water in N.W.T.

Imperial Oil investigating 55,000-litre spill of produced water in N.W.T.

Imperial Oil Ltd. says it is investigating a spill from a produced water line at its facility in Norman Wells, N.W.T. The petroleum refining company says about 55,000 litres of produced water was released on Wednesday.