Town of Griffith, Indiana Clean Water Act Settlement Information SheetĬity of Holyoke, Massachusetts Settlement Information Sheet (Washington, DC – April 8, 2022) - The Sanitary District of Highland, Indiana, and the Town of Griffith, Indiana, have agreed to construction projects and capital investments that will eliminate discharges of untreated sewage from their sewer systems into nearby water bodies, including the Little Calumet River. Sanitary District of Highland, Indiana Clean Water Act Settlement Information Sheet