Minnesota PCA investigating Line 3 drilling fluid spill

Willow River/Honor the EarthBRAINERD, Minn. – The Minnesota Pollution Control Agency says it’s investigating a spill of drilling fluid into the Willow River in Aitkin County last week during construction on the Enbridge Line 3 oil pipeline. The agency says about 80 to 100 gallons of drilling fluid, or mud, were inadvertently released on July 6 at a construction site….