Kennecott Minerals Co Reduction Plt is a superfund site located at St Hwy 177, Hayden, AZ 85235. The Environmental Protection Agency (EPA) identifies sites such as Kennecott Minerals Co Reduction Plt 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. Kennecott Minerals Co Reduction Plt 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.