Davis Liquid Waste is a superfund site located at Tarkiln Rd, Smithfield, RI 02828. The Environmental Protection Agency (EPA) identifies sites such as Davis Liquid Waste 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. Davis Liquid Waste is currently registered as an Active NPL superfund site by the EPA. Because it is on the NPL (National Priorities List), Davis Liquid Waste is considered one of the worst hazardous waste sites identified by the EPA.