CALGARY — TransCanada Corp. said its Keystone pipeline has leaked an estimated 795,000 litres of oil in Marshall County, S.D. just days before Nebraska is set to decide the fate of its Keystone XL pipeline
The company (TSX:TRP) said its crews shut down the Keystone pipeline system early this morning between Hardisty, Alta. to Cushing, Okla, and a line to Patoka, Ill. and that the line is expected to remain shut while it responds to the spill.