Indiana American Water Installs First Drinking Water PFAS Treatment System in Indiana [Accessibility Statement] Skip NavigationCHARLESTOWN, Ind., Jan. 29, 2026 /PRNewswire/ -- Indiana American Water held a ribbon cutting ceremony today at its Charlestown water treatment plant. The company announced that the facility is now operating Indiana's first drinking water treatment system designed to remove per- and polyfluoroalkyl substances or PFAS. The nearly $6 million system investment, which went online last m ...