White Salmon River

White Salmon River
Location of the mouth of the White Salmon River in Washington
Location
CountryUnited States
StateWashington
CountyKlickitat, Skamania
Physical characteristics
SourceMount Adams Wilderness
  locationGifford Pinchot National Forest, Klickitat County, Cascade Range
  coordinates46°11′10″N 121°35′05″W / 46.18611°N 121.58472°W / 46.18611; -121.58472
  elevation5,381 ft (1,640 m)
MouthColumbia River
  location
Columbia River Gorge near Underwood, Skamania County
  coordinates
45°43′43″N 121°31′16″W / 45.72861°N 121.52111°W / 45.72861; -121.52111
  elevation
79 ft (24 m)
Length44.3 mi (71.3 km)
Basin size400 sq mi (1,000 km2)
Discharge 
  locationUnderwood, Washington
  average1,075 cuft/s
  minimum482 cuft/s
  maximum2,612 cuft/s
TypeWild, Scenic
DesignatedNovember 17, 1986

The White Salmon River is a 44-mile (71 km) tributary of the Columbia River in the U.S. state of Washington. Originating on the slopes of Mount Adams, it flows into the Columbia Gorge near the community of Underwood. Parts of the river have been designated Wild and Scenic. The principal tributaries of the White Salmon River include Trout Lake and Buck, Mill, Dry, Gilmer, and Rattlesnake Creeks.