The Big River is a tributary of the

Coast Fork Willamette River The Coast Fork Willamette River is one of two forks that unite to form the Willamette River in western Oregon in the United States. It is about long, draining an area of the mountains at the south end of the Willamette Valley south of Eugene. Co ...

, approximately long, in western

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

. It drains an area of the

Calapooya Mountains The Calapooya Mountains are a mountain range in Lane and Douglas counties of southwestern Oregon in the United States. The range runs for approximately west from the Cascade Range between Eugene on the north and Roseburg on the south. Geology ...

south of Eugene. It rises in northern Douglas County, northwest of

Huckleberry Mountain Huckleberry Mountain is a summit located in Adirondack Mountains of New York located in the Town of Hope Hope is an optimistic state of mind that is based on an expectation of positive outcomes with respect to events and circumstances in ...

, approximately south-southeast of Cottage Grove at . It flows northwest through Lane County to form the Coast Fork of the Willamette at its confluence with the

Little River Little River may refer to several places: Australia Streams New South Wales *Little River (Dubbo), source in the Dubbo region, a tributary of the Macquarie River * Little River (Oberon), source in the Oberon Shire, a tributary of Coxs River (Haw ...

, about south of Cottage Grove at

Course

Flowing northwest from the northern flanks of the Calapooya Mountains in Douglas County, Big River enters Lane County about downstream from the source. Box Canyon enters from the

right Rights are law, legal, social, or ethics, ethical principles of Liberty, freedom or entitlement; that is, rights are the fundamental normative rules about what is allowed of people or owed to people according to some legal system, social convent ...

at about

river mile A river mile is a measure of distance in miles along a river from its mouth. River mile numbers begin at zero and increase further upstream. The corresponding metric unit using kilometers is the river kilometer. They are analogous to vehicle road ...

(RM) 9 or river kilometer (RK) 14. Big River receives Boulder Creek from the

left Left may refer to: Music * ''Left'' (Hope of the States album), 2006 * ''Left'' (Monkey House album), 2016 * "Left", a song by Nickelback from the album ''Curb'', 1996 Direction * Left (direction), the relative direction opposite of right * L ...

, then Edwards Creek enters from the right at about RM 6 (RK 10). After receiving Bar Creek from the left and Martin Creek from the right, Big River meets Little River to form the Coast Fork Willamette River about from where the larger stream meets the

Middle Fork Willamette River The Middle Fork Willamette River is one of several forks that unite to form the Willamette River in the western part of the U.S. state of Oregon. It is approximately long, draining an area of the Cascade Range southeast of Eugene, which is at t ...

to form the

Willamette River The Willamette River ( ) is a major tributary of the Columbia River, accounting for 12 to 15 percent of the Columbia's flow. The Willamette's main stem is long, lying entirely in northwestern Oregon in the United States. Flowing northward b ...

References

External links

Rivers of Oregon Rivers of Lane County, Oregon Rivers of Douglas County, Oregon {{Oregon-river-stub

Course

See also

References

External links