Gmc Nodular Iron Foundry is a superfund site located at River Rd, Bay City, MI 48706. The Environmental Protection Agency (EPA) identifies sites such as Gmc Nodular Iron Foundry 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. Gmc Nodular Iron Foundry 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.