to remain shut down until its Calgary-based owner takes corrective action aimed at determining the cause of a breach that leaked an estimated 1.4 million litres of oil in northeastern North Dakota.The Pipeline and Hazardous Materials Safety Administration issued the order Tuesday to TC Energy. The action comes one week after the pipeline leak was discovered and affected about 2,090 square meters of land near Edinburg, in Walsh County.
The pipeline has been shut down since Oct. 29. It is designed to carry crude oil across Saskatchewan and Manitoba, and down through North Dakota, South Dakota, Nebraska, Kansas and Missouri on the way to refineries in Patoka, Illinois, and Cushing, Oklahoma.A route map for the proposed Keystone XL pipeline, with the existing Keystone pipeline shown in brown.The order requires the company to send the affected portion of the 76-centimetre steel pipeline to an independent laboratory for testing.