A structural seam defect that caused approximately 383,000 gallons of oil to spill from the Keystone Pipeline in 2019 may be the same defect that caused another North Dakota spill this past April, ...

Authorities are responding to a chemical spill at a Cargill plant near the North Dakota-Minnesota border Monday. The Wilkin County Sheriff's Office is asking the public to avoid the area around ...

State and company officials say contamination levels have dropped along waterways affected by a massive saltwater spill in western North Dakota's oil patch. A pipeline leak detected last month ...

Calgary-based South Bow, which operates Keystone pipeline, doesn't expect an in-depth report into an April leak in North ...