Testing showed the system has had 2.7 parts per billion of cis-1,2 dichloroethene, a product created when TCE breaks down, and 1.7 parts per billion in finished water, well below EPA standards.

According to the 2015 report, a form of dichloroethene (Cis-1,2-DCE), which can be a breakdown of trichloroethene and tetrachloroethene, which is used in dry cleaning and industrial degreasing ...

The City of St. Charles has shut down six of its seven wells since October 2022 due to traces of 1,2-dichloroethene and vinyl chloride. EPA test results revealed an Ameren substation was the ...

According to the 2015 report, a form of dichloroethene (Cis-1,2-DCE), which can be a breakdown of trichloroethene and tetrachloroethene, which is used in dry cleaning and industrial degreasing ...