Tributaries and sub-tributaries are hierarchically listed in order from the mouth of the Columbia River upstream. Major dams and reservoir lakes are also noted.
List of major tributaries
The main river and tributaries are (sorted in order from the mouth heading upstream):
- Wallacut River (Washington)
- Chinook River (Washington)
- Alder Creek (Oregon)
- Tansy Creek (Oregon)
- Skipanon River (Oregon)
- Youngs River (Oregon)
- Lewis and Clark River (Oregon)
- Wallooskee River (Oregon)
- Klaskanine River (Oregon)
- Frank Born Creek (Washington)
- Sisson Creek (Washington)
- Deep River (Washington)
- Grays River (Washington)
- Crooked Creek (Washington)
- Harlow's Creek (Washington): Formerly "Jim Crow Creek"
- Elochoman River (Washington)
- John Day River (Oregon)
- Eskeline Creek (Oregon)
- Hillcrest Creek (Oregon)
- Big Creek (Oregon)
- Little Creek (Oregon)
- Gnat Creek (Oregon)
- Kelly Creek (Oregon)
- Spear Creek (Oregon)
- Hunt Creek (Oregon)
- Driscoll Slough (Oregon)
- Westport Slough (Oregon)
- Plympton Creek (Oregon)
- West Creek (Oregon)
- Ross Creek (Oregon)
- Olsen Creek (Oregon)
- Eilertsen Creek (Oregon)
- OK Creek (Oregon)
- Favorite Creek (Oregon)
- Tandy Creek (Oregon)
- Graham Creek (Oregon)
- Clatskanie River (Oregon)
- Fall Creek (Oregon)
- Merril Creek (Oregon)
- Perkins Creek (Oregon)
- Coal Creek Slough (Washington)
- Cougar Creek (Washington)
- Abe Creek (Washington)
- Mill Creek (Washington)
- Abernathy Creek (Washington)
- Germany Creek (Washington)
- Coal Creek Slough (Washington)
- Cowlitz River (Washington)
- Coweeman River (Washington)
- Toutle River (Washington)
- Mayfield Dam and Lake Mayfield (Washington)
- Tilton River (Washington)
- Mossyrock Dam and Riffe Lake (Washington)
- Cowlitz Falls Dam and Lake Scanewa (Washington)
- Cispus River (Washington)
- Muddy Fork (Washington)
- Clear Fork (Washington)
- Ohanapecosh River (Washington)
- Kalama River (Washington)
- Lewis River (Washington)
- East Fork Lewis River (Washington)
- Merwin Dam and Lake Merwin (Washington)
- Yale Dam and Yale Lake (Washington)
- Swift Dam and Swift Reservoir (Washington)
- Lake River (Washington)
- Buckmire Slough (Washington)
- Salmon Creek (Washington)
- Whipple Creek (Washington)
- Flume Creek (Washington)
- Bachelor Island Slough (Washington)
- Willamette River (Oregon; see below for sub-tributaries)
- Washougal River (Washington)
- Sandy River (Oregon)
- Bull Run River
- Little Sandy River
- Salmon River (Oregon)
- Zigzag River (Oregon)
- Gibbons Creek (Washington)
- Crusher Creek (Oregon)
- Rainbow Creek (Oregon)
- Lawton Creek (Washington)
- Latourell Creek (Oregon)
- Young Creek (Oregon)
- Bridal Veil Creek (Oregon)
- Coopey Creek (Oregon)
- Dalton Creek (Oregon)
- Mist Creek (Oregon)
- Wahkeena Creek (Oregon)
- Multnomah Creek (Oregon)
- Shady Creek
- Big John Creek
- Good Bear Creek (Washington)
- Archer Creek (Washington)
- Indian Mary Creek (Washington)
- Oneonta Creek (Oregon)
- Bell Creek
- Horsetail Creek (Oregon)
- Duncan Creek (Washington)
- Tumalt Creek (Oregon)
- Woodard Creek (Washington)
- Hardy Creek (Washington)
- McCord Creek (Oregon)
- Hamilton Creek (Washington)
- Metasequoia Creek (Oregon)
- Moffett Creek (Oregon)
- Tanner Creek (Oregon)
- Bonneville Dam and Lake Bonneville (Washington, Oregon)
- Eagle Creek (Oregon)
- Sorenson Creek
- Tish Creek
- Opal Creek (Oregon)
- Ruckel Creek (Oregon)
- Rudolph Creek (Oregon)
- Dry Creek (Oregon)
- Rock Creek (Washington)
- Kanaka Creek (Washington)
- Herman Creek (Oregon)
- Little Herman Creek
- Camp Creek
- Casey Creek
- Hazel Creek
- Slide Creek
- Mullinix Creek
- Whisky Creek
- Nelson Creek (Washington)
- Carson Creek (Washington)
- Grays Creek (Oregon)
- Wind River (Washington)
- Gorton Creek (Oregon)
- Harphan Creek (Oregon)
- Summit Creek (Oregon)
- Collins Creek (Washington)
- Lindsey Creek (Oregon)
- Wonder Creek (Oregon)
- Warren Creek (Oregon)
- Cabin Creek (Oregon)
- Starvation Creek (Oregon)
- Dog Creek (Washington)
- Viento Creek (Oregon)
- Perham Creek (Oregon)
- Little White Salmon River (Washington)
- Phelps Creek (Oregon)
- Flume Creek
- White Salmon River (Washington)
- Henderson Creek (Oregon)
- Hood River (Oregon)
- Dry Creek (Washington)
- Jewett Creek (Washington)
- Mosier Creek (Oregon)
- Catherine Creek (Washington)
- Major Creek (Washington)
- Rowena Creek (Oregon)
- Klickitat River (Washington)
- Gooseberry Creek (Oregon)
- Chenoweth Creek (Oregon)
- Mill Creek (Oregon)
- Fifteenmile Creek (Oregon)
- Eightmile Creek
- Ramsey Creek
- The Dalles Dam and Lake Celilo (Washington, Oregon)
- Deschutes River (Oregon)
- White River (Oregon)
- Warm Springs River (Oregon)
- Round Butte Dam and Lake Billy Chinook (Oregon)
- Crooked River (Oregon)
- Arthur R. Bowman Dam and Prineville Reservoir (Oregon)
- Metolius River (Oregon)
- Whychus Creek (Oregon)
- Tumalo Creek (Oregon)
- Spring River (Oregon)
- Little Deschutes River (Oregon)
- Fall River (Oregon)
- Cultus River (Oregon)
- Snow Creek (Oregon)
- John Day Dam and Lake Umatilla (Washington, Oregon)
- John Day River (Oregon)
- Willow Creek (Oregon)
- Rhea Creek
- Hinton Creek
- Umatilla River (Oregon)
- McNary Dam and Lake Wallula (Washington, Oregon)
- Walla Walla River (Washington, Oregon)
- Touchet River (Washington)
- Snake River (Washington, Oregon, Idaho, Wyoming; see below for sub-tributaries)
- Yakima River (Washington; see below for sub-tributaries)
- Priest Rapids Dam (Washington) and Priest Rapids Lake (Washington)
- Crab Creek (Washington)
- Wanapum Dam (Washington) and Lake Wanapum (Washington)
- Rock Island Dam (Washington) and Rock Island Pool (Washington)
- Wenatchee River (Washington)
- Chiwawa River (Washington)
- Lake Wenatchee
- Little Wenatchee River
- White River
- Napeequa River
- Rocky Reach Dam and Lake Entiat (Washington)
- Entiat River (Washington)
- Mad River (Washington)
- Chelan River (and Lake Chelan) (Washington)
- Stehekin River (Washington)
- Wells Dam and Lake Pateros (Washington)
- Methow River (Washington)
- Twisp River (Washington)
- Okanogan River (Washington, British Columbia)
- Similkameen River (British Columbia, Washington)
- Tulameen River (British Columbia)
- Pasayten River (British Columbia, Washington)
- Okanagan Lake (British Columbia)
- Chief Joseph Dam and Rufus Woods Lake (Washington)
- Nespelem River (Washington)
- Grand Coulee Dam and Franklin D. Roosevelt Lake (Washington)
- Sanpoil River (Washington)
- Spokane River (Washington, Idaho)
- Spokane Falls (Washington)
- Little Spokane River (Washington)
- Latah Creek (Washington and Idaho)
- Lake Coeur d'Alene (Idaho)
- Coeur d'Alene River (Idaho)
- Saint Joe River (Idaho)
- Saint Maries River (Idaho)
- Colville River (Washington)
- Martin Creek (Washington)
- South Fork Roper Creek (Washington)
- Sherman Creek (Washington)
- Nancy Creek (Washington)
- Katy Creek (Washington)
- Kettle River (Washington, British Columbia)
- Granby River (British Columbia)
- West Kettle River (British Columbia)
- Pend Oreille River (British Columbia, Washington, Idaho; see below for sub-tributaries)
- Kootenay River (British Columbia, Idaho, Montana; see below for sub-tributaries)
- Hugh Keenleyside Dam and Arrow Lakes (British Columbia)
- Whatshan River (British Columbia)
- Whatshan Dam (British Columbia)
- Beaton Creek (British Columbia)
- Incomappleux River (British Columbia)
- Illecillewaet River (British Columbia)
- Revelstoke Dam and Revelstoke Lake (British Columbia)
- Goldstream River (British Columbia)
- Mica Dam and Kinbasket Lake (British Columbia)
- Canoe River (British Columbia)
- Wood River (British Columbia)
- Bush River (British Columbia)
- Valenciennes River (British Columbia)
- Blaeberry River (British Columbia)
- Beaver River (British Columbia)
- Kicking Horse River (British Columbia)
- Yoho River (British Columbia)
- Spillimacheen River (British Columbia)
- Templeton River
- Columbia Lake (British Columbia)
Willamette River system
Snake River system
Yakima River system
Pend Oreille River system
Kootenay River system
See also
References