Matlack Inc is a superfund site located at Route 322 East, Woolwich Township, NJ 08085. The Environmental Protection Agency (EPA) identifies sites such as Matlack Inc 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. Matlack Inc is currently registered as an Active NPL superfund site by the EPA. Because it is on the NPL (National Priorities List), Matlack Inc is considered one of the worst hazardous waste sites identified by the EPA.