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October 26, 2016 (vol. 126, iss. 17) • Page Image 1

… HAZING, Page 3A In response to a new discovery last week of the toxic chemical 1,4-dioxane in shallow groundwater on Ann Arbor’s west side, city officials are exploring the possibility of new…

… since been purchased by Pall Corporation — from 1966 to 1986 has created a large plume of the carcinogenic dioxane toxin underground in the city of Ann Arbor, as well as Scio and Ann Arbor Townships…

October 29, 2019 (vol. 129, iss. 19) • Page Image 1

… regarding the Gelman Plume. According to Washtenaw County’s website, the Gelman Plume is the spread of the contaminant 1,4 dioxane throughout the county groundwater that is contaminating…

… residents’ drinking water. 1,4 dioxane is a carcinogen that, from 1966 to 1986, the company Gelman Sciences used in their manufacturing process, in which they improperly disposed of their waste…

October 21, 1997 (vol. 108, iss. 17) • Page Image 3

…," Ryan said. Spalding Clark, Scio Township commissioner, said Gelman Sciences (now called Pall/Gelman Sciences) was for several decades disposing of 1,4 dioxane by dumping it. "They were literally spraying…

… it on their lawns, Clark said. This dioxane, which is carcinogenic, has since contaminated the Scio Township groundwater. Contaminated water must be pumped up and treated. The dioxane is a byproduct…

October 26, 2016 (vol. 126, iss. 17) • Page Image 3

… primarily responsible for overseeing the polluter’s remediation efforts. However, the discovery last week of 1,4-dioxane in the shallow groundwater at Waterworks Park by the MDEQ has sparked new…

… in Waterworks Park were in concentrations of 2 to 3 parts per billion. 1,4-dioxane carries carcinogenic risk at 3.5 parts per billion, according to Environmental Protection Agency…

October 27, 1992 (vol. 103, iss. 21) • Page Image 2

… the course of the cleanup, which could take 10 years or longer, Gelman is expected to draw 50 lbs. of the chemical 1-4 dioxane - a suspected carcinogen -- out of the ground water. "The contamination got…

… the water on the lawn. Dioxane, a chemical byproduct: of Gelman's manufacturing, is commonly found in foods and cos- metic products. Some research indi-' cates that at extremely high levels over long…

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