Officials said Enbridge is working to fix the rupture, in which the layer of earth above an aquifer is punctured, causing the water to leak to the surface and possibly introducing pollutants
Minnesota has reported an aquifer breach in Aitkin County, the fourth of its kind stemming from Enbridge Energy's construction of an oil pipeline replacement.
For the fourth time, construction for the expansion of the Line 3 oil pipeline operated by Canadian company Enbridge has led to a rupture of an aquifer in Minnesota, a state agency confirmed Friday.