NEWHALEM, Wash.—More than a century ago, Seattle City Light broke ground for a massive hydroelectric project here in a remote gorge of the North Cascades. Three dams soon powered the rise of what would become one of America’s richest and most liberal cities. The Skagit River dams, the first of which was completed in 1926, … Continue reading After a Century Powering Its Growth with Dams, Seattle Settles With Tribes That Lost Their River