- elevation 7,745 ft (2,361 m) - average 230 cu ft/s (6.5 m/s) - min 87 cu ft/s (2.5 m/s) Basin area 2,142 km² Basin area 2,142 km² Country United States of America | - elevation 4,640 ft (1,414 m) - max 710 cu ft/s (20.1 m/s) Length 95 km Discharge 6.513 m³/s Mouth Salmon River | |
The Pahsimeroi River is a 58.7-mile-long (94.5 km) river in Idaho in the United States. It is a tributary of the Salmon River, which in turn is tributary to the Snake River and Columbia River.
Contents
Map of Pahsimeroi River, Idaho, USA
Course
From its source in Custer County, at the confluence of the West Fork and East Fork headwaters, the Pahsimeroi River flows generally northwest, through the Pahsimeroi Valley, between the Lemhi Range to the east, and the Lost River Range and to the west.
The Pahsimeroi River joins the Salmon River near Ellis, Idaho, upriver from Salmon, Idaho.
River modification
The water of the Pahsimeroi River and its tributaries is used for irrigation agriculture. All of the river's mainstem tributaries are wholly diverted and totally disconnected year round due to diversion for irrigation.