Watson Johnson Landfill is a superfund site located at E Pumping Sta Rd, Richland Township, PA 18951. The Environmental Protection Agency (EPA) identifies sites such as Watson Johnson Landfill 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. Watson Johnson Landfill is currently registered as an Active NPL superfund site by the EPA. Because it is on the NPL (National Priorities List), Watson Johnson Landfill is considered one of the worst hazardous waste sites identified by the EPA.