Lee Coal Company Sia is a superfund site located at Penz Drive, Oakwood, IL 61858. The Environmental Protection Agency (EPA) identifies sites such as Lee Coal Company Sia because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes. Lee Coal Company Sia is currently registered as an Archived superfund site by the EPA and does not require any clean up action or further investigation at this time.