American Viscos Fmc Corp 1 is a superfund site located at Rear Bell Ave, Lewistown, PA 17044. The Environmental Protection Agency (EPA) identifies sites such as American Viscos Fmc Corp 1 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. American Viscos Fmc Corp 1 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.