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, Idaho Salmon, Idaho Salmon is a city in Lemhi County, Idaho, United States. The population was 3,112 at the 2010 census. The city is the county seat of Lemhi County. Located in the Lemhi River valley, Salmon is home to the Sacajawea Interpretive Culture and Education Center, which focuses on Lemhi Shoshone culture, as well as the interaction between Sacagawea and other Shoshone and Lewis and Clark. The Lewis and Clark Expedition crossed the continental divide at Lemhi Pass, to the southeast of Salmon. They followed the Salmon River through the present site of the city, then ascended the North Fork