More than 9,000 barrels of oil are estimated to have spilled from a leak in the Keystone Pipeline in northeastern North Dakota, the company said. It’s the second significant spill in two years in the pipeline that runs from Canada’s tar sands region and through seven U.S. states.
Crews shut down the pipeline after the leak was discovered Tuesday night, Karl Rockeman, North Dakota’s water quality division director, told the Associated Press. The oil spill affected a wetlands area.
TC Energy, formerly known as TransCanada and which operates the pipeline, said Thursday that an estimated 9,120 barrels of oil, enough to fill half of an Olympic-sized swimming pool, was released in the…