Murray Smelter ID: 1599 | This file appears in: Murray Smelter: The Purpose of the Superfund Program The Murray smelter earned the worst hazard ranking ever given by the EPA, making it one of the most toxic site ever investigated. Today cleanup operations are complete. | Source: "Highland Boy Smelter P. 10." Shipler, Harry, Utah State Historical Society. https://collections.lib.utah.edu/details?id=441927&q=murray+smelter&facet_setname_s=dha_%2A Download Original File Source"Highland Boy Smelter P. 10." Shipler, Harry, Utah State Historical Society. https://collections.lib.utah.edu/details?id=441927&q=murray+smelter&facet_setname_s=dha_%2A "Murray Smelter" appears in: Murray Smelter: The Purpose of the Superfund Program