Umpqua River with tributaries

The Umpqua River (UHMP-kwah) is a river on the Pacific coast of Oregon in the United States, approximately 111 mi (179 km) long. One of the prinicipal rivers of the Oregon coast, it drains an expansive network of valleys in the mountains west of the Cascade Range and south of the Willamette Valley, from which it is separated by the Calapooya Mountains. The "Hundred Valleys of the Umpqua" form the timber-producing heart of southern Oregon centered on Roseburg. The river flows entirely within Douglas County, which encompasses most of the watershed of the river from the Cascades to the coast. Umpqua River © 2004 Matthew Trump File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... The Pacific Ocean (from the Latin name Mare Pacificum, peaceful sea, bestowed upon it by the Portuguese explorer Ferdinand Magellan) is the worlds largest body of water. ... State nickname: Beaver State Other U.S. States Capital Salem Largest city Portland Governor Ted Kulongoski Official languages None Area 255,026 km² (9th)  - Land 248,849 km²  - Water 6,177 km² (2. ... Mount Adams in Washington state The Cascade Range is a mountainous region famous for its chain of tall volcanos called the High Cascades that run north-south along the west coast of North America from British Columbia to the Shasta Cascade area of northern California. ... The Willamette Valley is the region in northwest Oregon in the United States that surrounds the Willamette River as it proceeds northward from its emergence from mountains near Eugene to its confluence with the Columbia River. ... The Calapooya Mountains are a short mountain range in southwestern Oregon in the United States. ... For another article about a different type of logging, see data logging. ... Roseburg is a town and the country seat of Douglas County, Oregon6. ... Douglas County is a county located in the state of Oregon. ...

It is formed by the confluence of the North Umpqua and South Umpqua rivers, both of which rise in the Cascades, approximately 6 mi (10 km) northwest of Roseburg. In modern terminology, the "Umpqua Valley" is sometimes taken to refer to the populated lower reaches of the South Umpqua south of Roseburg, along the route of Interstate 5. The North Umpqua rises from snowmelt and is considered one of the premier summer steelhead streams in the West. The combined river flows generally northwest through the Coast Ranges in a serpentine course past Umpqua and Elkton. At Elkton it turns to flow west past Scottsburg. It enters Winchester Bay on the Pacific at Reedsport. It receives the Smith River from the north near its estuary on Winchester Bay. The Umpqua River Lighthouse protects the mouth of the river. Umpqua River with tributaries The North Umpqua River is a tributary of the Umpqua River, approximately 100 mi (161 km) long, in southwestern Oregon in the United States. ... Umpqua River with tributaries The South Umpqua River is a tributary of the Umpqua River, approximately 95 mi (153 km) long, in southwestern Oregon in the United States. ... Interstate 5, or I-5, is an interstate highway along the west coast of the United States. ... Binomial name Oncorhynchus mykiss Walbaum, 1792 The rainbow trout (Oncorhynchus mykiss), also called steelhead trout, is a single species of trout native to the Pacific Ocean and in North American rivers and lakes west of the Rocky Mountains. ... The Pacific Coast Ranges are the series of mountain ranges that stretch along west coast of North America from Alaska to Mexico. ... Elkton is a city located in Douglas County, Oregon. ... Reedsport is a city located in Douglas County, Oregon. ... Smith River The Smith River is a tributary of the Umpqua River, approximately 70 mi (113 km) long, in southwestern Oregon in the United States. ... Estuaries and coastal waters are among the most productive ecosystems on Earth, providing numerous ecological, economic, cultural, and aesthetic benefits and services. ...

In the early 19th century the river valley was largely inhabited by the Coquille tribe of Native Americans. The tribe ceded most of its land to the U.S. government in the 1854 Kalapuya Treaty, agreeing to move to a reservation in Lincoln County as part of the Confederated Tribes of Siletz. The river itself is named for the Umpqua, a band of the Coquille. Alternative meaning: Nineteenth Century (periodical) (18th century — 19th century — 20th century — more centuries) As a means of recording the passage of time, the 19th century was that century which lasted from 1801-1900 in the sense of the Gregorian calendar. ... Coquille (tribe) is a Native American tribe in southwest Oregon in the United States. ... -1... 1854 was a common year starting on Sunday (see link for calendar). ... The Kalapuya Treaty was an 1854 treaty between the United States and the tribes of Umpqua and Calapooya in the Oregon Territory. ... Lincoln County is a county located in the state of Oregon. ... The Confederated Tribes of Siletz in the United States is a federally-recognized confederation of 27 Native American tribal bands that once inhabited a range from northern California to southwest Washington. ...

See also

• Rogue River

The Rogue River is located in southwest Oregon. ...

External links

• Oregon Coastal Atlas: Umpqua River Estuary
• AllAboutRivers Umpqua River Rafting Guide Online rafting guide for the Umpqua River