Gelman Sciences' Water Treatment Facility Equipment, March 1993 Year 1993 Month March Day 9 Rights Held By Donated by the Ann Arbor News. © The Ann Arbor News. Copyright Copyright Protected Related Flick of Switch Will Begin Gelman Cleanup Photo Subjects Evergreen Subdivision Dioxane Plume Gelman Sciences Inc. Groundwater Contamination Huron River Pall Gelman Dioxane Groundwater Contamination Cleanup History Old News Ann Arbor News Kyndell Thompson 600 S Wagner Rd Dexter Rd. Evergreen Dr