Dams From Lake Coeur d'Alene To Pacific Ocean

Dams From Lake Coeur d'Alene To Pacific Ocean
730 river miles to the Pacific Ocean

Each year for thousands of years, tens of thousands of salmon made their 700 mile return to Spokane.

1908 first dam on the Spokane River with no fish passage to Spokane - Nine Mile Dam. 30 Mega Watts.
690 river miles from the Pacific Ocean.  No, fish passage. 10 miles from their Spokane home.

1933 first dam on the Columbia River - Rock Island Dam, Wenatchee WA. 660 Mega Watts. 
453 river miles from the Pacific Ocean. Yes, fish passage.


1942 3rd Dam on the Columbia. First of the only two Columbia River dams with no fish passage. 
Grand Coulee Dam, Grand Coulee, WA. 6,809 Mega Watts.
596 river miles from the Pacific Ocean.  No, fish passage. Just over 100 miles from their Spokane home.

Spokane River

	---	Lake Coeur d’Alene	Lake Coeur d’Alene	730	----	10		--		--		--		---
17		Post Falls	Post Falls, ID	720		15			1908		3		18		Avista
16		Upper Falls	Spokane	705		5			1920		6		10		Avista
15		Monroe St. Dam	Spokane	700		10			1890		1		15		Avista
14		Nine Mile	Spokane	690		30			1908		2		15		Avista
13		Long Lake Dam	Welpinit, WA	660		10			1915		5		90		Avista
12		Little Falls Dam	Welpinit, WA	650		54			1911		4		36		Avista

Columbia River

	--  -	-------	-----------------------------           --    ----	--	----			--		--		--		---
11		Grand Coulee Dam	Grand Coulee, WA	596		51	1933		1942		3		6,809	---	United States Bureau of Reclamation
10		Cheif Joseph Dam	Bridgeport, WA	545		29	1946		1955		5		2,620		United States Army Corps of Engineers
9		Wells Dam	Pateras WA	516		43			1967		10		840		Douglas PUD
8		Rocky Reach Dam	Wenatchee WA	473		20	1956		1961		8		1,287		Chelan PUD
7		Rock Island Dam	Wenatchee WA	453		37	1929		1933		1		660		Chelan PUD
6		Wanapum Dam	Vantage,  I-90 WA	416		19	1959		1963		9		1,038		Grant PUD
5		Priest Rapids Dam	SR Bridge WA	397		105	1950		1961		7		955		Grant PUD
4		McNary Dam	Hermiston, OR	292		77	1941		1954		4		980		United States Army Corps of Engineers
3		John Day Dam	Arlington, OR	215		24	1958		1971		11		2,160		United States Army Corps of Engineers
2		The Dalles Dam	The Dalles, OR	191		45			1960		6		1,780		United States Army Corps of Engineers
1		Bonneville Dam	Cascade Locks, OR	146		146			1937		2		1,050		United States Army Corps of Engineers