Salmon River (Idaho) Salmon River (Idaho) The Salmon River is located in Idaho in the northwestern United States. The Salmon is also known as "The River of No Return". It flows for through central Idaho, draining a rugged, thinly populated watershed of and dropping more than between its headwaters, near Galena Summit above the Sawtooth Valley in the Sawtooth National Recreation Area, and its confluence with the Snake River. Measured at White Bird, its average discharge is per second. It is one of the largest rivers in the continental United States without a single dam on its mainstem. Cities located along the Salmon
South Fork Salmon River Fork are displayed in the below graph. Monthly discharges at Mackay Bar (cfs)<br> Although not as frequently run as the Middle Fork, the South Fork is also well known for challenging whitewater. Boaters frequently put in at the Secesh River, about above the mouth of the South Fork on the main stem Salmon. Because of their relatively pristine condition, the South Fork and its tributary the Secesh are being considered for inclusion in the National Wild and Scenic Rivers system. South Fork Salmon River The South Fork Salmon River is an tributary of the Salmon River in Idaho and Valley