Banks Lake project draws new investor interest, but questions remain

The Banks Lake Pumped Storage Project has lingered since Columbia Basin Hydropower first brought it to the attention of local leaders in 2016.

Lately the project, planned to generate 500 to 1,000 megawatts of hydropower by moving water in an underground tunnel between Banks Lake and Lake Roosevelt, has drawn attention from a new potential investor and developer. But questions remain, hurdles are h...