Polyvinyl Chem Ind is a superfund site located at 501 Green Island Rd., American Canyon, CA 94589. The Environmental Protection Agency (EPA) identifies sites such as Polyvinyl Chem Ind 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. Polyvinyl Chem Ind is currently registered as an Active superfund site by the EPA. However, it is not on the NPL (National Priorities List), which means the EPA does not consider it one of the nation's most hazardous waste sites.