Coal ash is the material left after burning coal.

It contains heavy metals that can contaminate water. Indiana has been producing millions of tons of coal ash per year much of which is now stored in massive open-air impoundments in the floodplains of rivers or Lake Michigan.

Report Shows IN Lags Far Behind in Coal Ash Cleanup

In 2014 the Hoosier Environmental Council published Our Waters at Risk about the impact of coal ash on Indiana’s water resources. In the years since the publication of Our Waters at Risk, the regulatory framework for coal ash has changed completely with the first ever federal rule on coal ash disposal, the Coal Combustion Residuals Rule or CCR Rule. On November 12, read our 2020 report, which provides an update on what has been learned about coal ash and water in Indiana since then.

Download executive summary of Our Waters at Risk Park 2


The Hoosier Environmental Council’s work on coal ash receives generous support from the Energy Foundation, the McKinney Family Foundation, and the Nina Mason Pulliam Charitable Trust.