Description
The last undammed, free-flowing stretch of the Columbia River in the United States; extends for 51 miles between the foot of Priest Rapids Dam and just east of the community of Richland; incomplete record.
Benton County · Washington
The last undammed, free-flowing stretch of the Columbia River in the United States; extends for 51 miles between the foot of Priest Rapids Dam and just east of the community of Richland; incomplete record.