Flowing northward between the Oregon Coast Range and the Cascade Range, the river and its tributaries form the Willamette Valley, a basin that contains two-thirds of Oregon's population, including the state capital, Salem, and the state's largest city, Portland.
This basin contains two-thirds of Oregon's population which includes the state capital, Salem, and the state's largest city, Portland. Flowing northward between the Oregon Coast Range and the Cascade Range the river and its tributaries form the Willamette Valley.
Flowing northward between the Oregon Coast Range and the Cascade Range the river and its tributaries form the Willamette Valley. This basin contains two-thirds of Oregon's population which includes the state capital, Salem, and the state's largest city, Portland.
Flowing northward between the Oregon Coast Range and the Cascade Range the river and its tributaries form the Willamette Valley. This basin contains two-thirds of Oregon's population which includes the state capital, Salem, and the state's largest city, Portland.