CHANTILLY, Va., April 02, 2025 (GLOBE NEWSWIRE) -- Parsons Corporation (NYSE: PSN) announced that the company was selected by Tucson Airport Authority (TAA), operator of Tucson International Airport (TUS), to execute a per- and polyfluoroalkyl substances (PFAS) facility investigation. The professional services agreement contract includes source area delineation, offsite source differentiation, and remedy feasibility assessment associated with TAA’s required use of PFAS containing aqueous film forming foam ( ...