Newton Power Station has 18 groundwater monitoring wells, 15 of which have been polluted above federal advisory levels based on samples collected between December 15, 2015 and August 23, 2019. Groundwater at this site contains unsafe levels of arsenic, sulfate, molybdenum, cobalt, lead, lithium, radium and thallium.Site description
Newton Power Station is a 617-MW facility operated by Illinois Power Generating Company, first built in 1977 in Newton, Illinois next to Newton Lake in Casper County. It was previously owned by Dynegy until 2018 when Dynegy merged with Vistra Energy. The plant consists of one 617-MW coal-fired unit. Another 617-MW coal-fired unit was retired in 2016, while Vistra Energy has announced the rest of the station will be retired by the end of 2027. The plant disposed of ash in two disposal areas regulated by the CCR rule: the Primary Ash Pond and Landfill 2.