Which Superfund site is now part of the Arizona State University Polytechnic campus?
Williams Air Force Base Williams Air Force Base is a former United States Air Force (USAF) base, located in Maricopa County, Arizona east of Chandler, and about 30 mi southeast of Phoenix. The area has since been annexed by the city of Mesa. It is a designated Superfund site due to a number of soil and groundwater contaminants.
Twin Cities Army Ammunition Plant The Twin Cities Army Ammunition Plant is an inactive United States Army ammunition plant located in Ramsey County, Minnesota in the suburbs of Arden Hills and New Brighton, bounded by County Road I to the north, I-35W to the west, U.S. Route 10 to the southwest, County Highway 96 to the south, and Lexington Avenue to the east. The site has 255 buildings across 2382 acre . The site was added to the National Priorities List as a Superfund site on September 8, 1983. The soil, sediments, groundwater, and surface water surrounding the plant were contaminated with base neutral acids, metals, polycyclic aromatic hydrocarbons, polychlorinated biphenyls, volatile organic compounds, pesticides, cyanide, and explosives.