Indiana Gravel Company is a superfund site located at Between Sr 9/michigan Road, Shelbyville, IN 46176. The Environmental Protection Agency (EPA) identifies sites such as Indiana Gravel Company 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. Indiana Gravel Company 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.