Big Muddy Badlands Big Muddy Badlands The Big Muddy Badlands are a series of badlands in southern Saskatchewan and northern Montana along Big Muddy Creek. They are found in the Big Muddy Valley, a cleft of erosion and sandstone along Big Muddy Creek. The valley is long, wide and deep. The valley was formed when it was part of an ancient glacial meltwater channel that carried great quantities of water southeastward during the last ice age. In the nineteenth and early twentieth century the Badlands formed the northern end of the "Outlaw Trail", a series of trails and stopping areas utilized by outlaws
Muddy River (Washington) Muddy River (Washington) The Muddy River is a stream, about long, southeast of Mount St. Helens in the U.S. state of Washington. The Muddy River flows south–southeast and joins the Lewis River just above the Swift Reservoir. The Lewis River flows west and is a tributary to the Columbia River. The east flank of Mount St. Helens is within the watershed of Muddy Creek. During the 1980 eruption of Mount St. Helens, lahars (volcanically-induced mud and debris flows) swept through its channel. About of stream channels around the volcano were affected by lahars. The United States Forest Service maintains the