Toxic chemicals found in Michigan water system

Au Gres – Small levels of toxic flourochemicals have been found in a drinking-water supply system linked to Lake Huron that serves more than 260,000 people in dozens of Michigan communities.

The Michigan Department of Environmental Quality disclosed the discovery of the substances on Wednesday in the Saginaw-Midland Municipal Water Supply Corporation system, reported. The system draws water from two points near Au Gres.

Total toxic chemicals found in the water tested at 9.7 parts per trillion, with per- and polyfluoroalkyl substances accounting for 4 parts per trillion, according to a December letter by Sue Leeming, the department’s external relations director.