Manville John Products Co is a superfund site located at Liberty Rd P O 1288, Natchez, MS 39120. The Environmental Protection Agency (EPA) identifies sites such as Manville John Products Co 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. Manville John Products Co 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.