Salmon River (Idaho) plans are under legal challenge. The United States Geological Survey operates four stream gauge water level monitoring stations on the main stem of the Salmon River and 17 others on its tributaries. Real time data is available for each station on the USGS website. For a map of these see or in the box at right. 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
Salmon River (Idaho) Sawtooth Range at over in elevation, several miles northwest of Norton Peak. For the first , it flows north through the Sawtooth Valley, then turns east at Stanley, receiving the Yankee Fork shortly below that point and the East Fork further downstream. The river then flows northeast, receiving the Pahsimeroi River at Ellis and then the Lemhi River at Salmon, Idaho east of the Lemhi Range. North of Salmon, the river is joined by the North Fork, before turning west into over of continuous canyons through the Salmon River and Clearwater Mountains – some of the most rugged and isolated