Ppg Inds Inc Wks 52 is a superfund site located at Washburn Switch Rd, Shelby, NC 28150. The Environmental Protection Agency (EPA) identifies sites such as Ppg Inds Inc Wks 52 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. Ppg Inds Inc Wks 52 is currently registered as an Archived superfund site by the EPA and does not require any clean up action or further investigation at this time.