Floodplain
For other uses, see Floodplain (disambiguation). Paraná River floodplain, at its confluence with the headstream of the Paranaíba on the right and the Verde River, near Panorama, Brazil The floodplain after a one-in-10-year flood on the Isle of Wight Gravel floodplain of a glacial river near the Snow Mountains in Alaska, 1902 The Laramie River meanders across its floodplain in Albany County, Wyoming, 1949. This aggradational floodplain of a small meandering stream in La Plata County, Colorado, is underlain by silt deposited above a dam formed by a terminal moraine left by the Wisconsin Glacier. Riparian vegetation on the floodplain of the Lynches River, close to Johnsonville, South Carolina. These tupelo and cypress trees show the high-water mark of flooding. A floodplain or flood plain is an area of land adjacent to a stream or river which stretches from the banks of its channel to the base of the enclosing valley walls, and which experiences flooding during periods of high discharge...