Dioxane plume

A newly published study suggests as the polluted groundwater moves east, it gets closer to the surface. It suggests regulators should monitor for vapors in basements in those areas.

The ruling means Gelman Sciences is no longer bound by a consent judgment to accelerate treatment of contaminated groundwater and soil.

The plume of 1,4 dioxane in Washtenaw County's groundwater is one step closer to getting federal help with its cleanup. The Department of Environment,…

A circuit court judge has scheduled new hearings for May that will likely result in more aggressive cleanup of a source of pollution in Washtenaw…

Gelman Sciences wants a Washtenaw County judge to pause court proceedings in the 1-4 dioxane pollution cleanup case.Gelman is responsible for a plume of…

A plume of the toxic chemical 1,4 dioxane released by the former Gelman Sciences complex has contaminated wells and threatens Ann Arbor’s main source for…

Between 1966 and 1986 a manufacturing plant owned by Gelman Sciences used a chemical called 1,4 Dioxane. Today, ground water is contaminated by that…

Congresswoman Debbie Dingell (D-12th District) held a community meeting last night to address concerns about the contamination of Ann Arbor’s groundwater…

The city of Ann Arbor will ask its co-plaintiffs in a groundwater contamination lawsuit against Pall-Gelman if they should ask the U.S. EPA to add the…

State and local officials are conducting new tests to check the spread of the 1,4-dioxane plume in groundwater in Ann Arbor's West Park area.Dan Hamel is…