Bonneville: Columbia River, OR/WA
Owner: U.S. Army Corps of Engineers
Year Started: 1938
Location: Columbia River
State: Oregon, Washington
Capacity: 1227 MW
Bonneville Web Page
Bonneville Lock and Dam Project is located 145 river miles from the mouth of the Columbia River and about 40 miles east of Portland, Oregon, near Cascade Locks, Ore., and North Bonneville, Wash.