For decades, a 1,4 dioxane plume has contaminated groundwater in Scio Township and Ann Arbor. Legal battles have been ongoing with the original polluter, Gelman Sciences, and its subsequent owners. Now, a new consent judgement has been reached and it is expected to improve the situation. In this week's "Issues of the Environment," WEMU's David Fair talks with the City of Ann Arbor's water treatment services manager, Brian Steglitz, about the agreement and what needs to happen next to get the