COULEEDAM, Wash. -- Water is spilling over the top of Grand Coulee Dam for the first time in years. There has been so much rain along the Columbia River this spring that officials had to lower the ...

Eighty years ago Washington state was forever changed by the Grand Coulee Dam. The dam still provides tons of hydropower today. It also created a reservoir used to nourish an abundance of Washington ...

Lava, glaciers and epic floods reshaped the Columbia River before the Grand Coulee Dam. Long before the Grand Coulee Dam changed the Columbia River, lava, glaciers and epic floods radically reshaped ...

Construction of the Grand Coulee Dam in Washington began in 1933 and was completed in 1942. It is the largest hydropower producer in the U.S. and also part of the Columbia Basin Project, irrigating ...