Andersen Air Force Base (AAFB) is a 20,000-acre site located on the northern end of the island of Guam. Since 1940, AAFB provides support for Strategic Air Command operations. Hazardous substances associated with AAFB operations include solvents such as trichloroethane (TCE) and paint thinners; dry cleaning fluids and laundry products; fuels such as JP-4 and gasoline; pesticides; antifreeze; aircraft cleaning compounds; and polychlorinated biphenyls (PCBs).
