Keystone Pipeline Leaks Over 300,000 Gallons of Oil . A portion of the Keystone Pipeline in Edinburg, North Dakota, had to be shut down on Oct. 29, after a crude oil leak was detected. According to a statement released by the North Dakota Department of Environmental Quality, 9,120 barrels, or about 383,000 gallons of oil, were spilled. . TC Energy reports that there have been “no reported injuries or impacted wildlife,” and that an internal investigation to determine the spill’s cause is currently taking place. . Although the spill did not occur on the hotly debated Keystone XL pipeline, many activists fear it is a sign of what's to come. . This is exactly the kind of spill we are worried about when it comes to the Keystone XL being built. It has never been if a pipeline breaks but rather when, Joyce Braun, Indigenous Environmental Network, via ‘Time’. Catherine Collentine of the Sierra Club shared similar sentiments, saying “TC Energy has made [their] case for [them].”. We don’t yet know the extent of the damage from this latest tar sands spill, but what we do know is that this is not the first time this pipeline has spilled toxic tar sands, and it won’t be the last … We’ve always said it’s not a question of whether a pipeline will spill, but when, and once again TC Energy has made our case for us, Catherine Collentine, via 'Time'