WOOD RIVER — Wood River residents will receive a notice within the next few days after recent testing detected PFAS, in the city’s drinking water at 6.7 parts per trillion, above the Illinois standard of 4 parts per trillion, City Manager Steve Palen said in a message to residents.PFAS (per- and polyfluoroalkyl substances) are synthetic "forever chemicals" used since the 1940s to make products resist water, grease, and heat. The notification is …