 The remaining water will benefit cities and farmers by enhancing water supplies for the south Florida economy.The Central and Southern Florida (C&SF) Project, which was first authorized by the U.S. Congress in 1948, is a multi-purpose project that provides flood control, water supply for municipal, industrial, and agricultural uses, prevention of saltwater intrusion, water supply for Everglades National Park, and protection of fish and wildlife resources.The primary system includes about of levees, of canals, and almost 200 water control structures.