John Day: Columbia River, OR/WA

Owner:   

Type:

Year Started: 1968

Location: Columbia River

State:

Capacity: 2200 MW

John Day Web Page

Construction of John Day Lock and Dam was completed in 1971. The authorized primary project purposes are navigation and power generation. The project consists of a navigation lock, spillway, powerhouse and fish passage facilities. Various recreational facilities are provided along Lake Umatilla and the John Day River.