Joppa Power Station has 12 groundwater monitoring wells, 8 of which have been polluted above federal advisory levels based on samples collected between December 03, 2015 and September 09, 2019. Groundwater at this site contains unsafe levels of cobalt, arsenic, lead, beryllium, chromium and lithium.Site description
Joppa Power Station is a 1,100-MW facility with six coal-fired units located in Joppa, Illinois in Massac County, first built in 1953 on the bank of the Ohio River. Joppa was previously owned and operated by Ameren, until it was bought by Dynegy in 2013. In 2018 Dynegy merged with Vistra Energy, who announced in 2021 that the facility would be closed by September 2022. Waste is disposed of in a landfill and ash pond, regulated by the CCR rule. According to Environment Illinois, Joppa is one of the top five carbon polluters in Illinois.