Home > Klamath River

The Klamath River, approximately 250 mi (400 km) long, is a major river of the Pacific coast in southern Oregon and northern California in the United States. It drains an arid farming valley in its upper reaches, passing swiftly through the mountains in its lower reaches before emptying into the ocean. It is one of only three rivers that pass through the Cascade Range and the second longest river in California.

1 Description

It issues from the southern end of Upper Klamath Lake in southern Oregon just above the town of Klamath Falls. It flows roughly southwestward into northern California, passing through the Klamath Mountains and along the southern side of the Siskiyou Mountains. It enters the Pacific at Klamath in northern Humboldt County, approximately 20 mi (32 km) SSE of Crescent City.

The watershed of the river above Upper Klamath Lake is fed primarily by the Williamson River and its tributaries, including the Sprague River, which stretch into south central Oregon west of the Cascades. In California, it receives the Shasta River from the south approximately 10 mi (16 km) south of YrekaYreka is the county seat of Siskiyou County, California. As of the 2000 census, the city had a total population of 7,290. History In November, 1941, Yreka was designated as the capital of proposed State of Jefferson, a semi-humorous secession movement alo, the Scott River from the south in central Siskiyou CountySiskiyou County is a county located in far northernmost California, in the Cascade Mountains on the Oregon border. As of 2000 the population was 44,301. The county seat is Yreka. History Siskiyou County was formed from parts of Shasta and Klamath Counties, and the Salmon River from the east along the border between Siksyou and Humboldt counties, and the Trinity RiverThe Trinity River is the longest tributary of the Klamath River, approximately 130 mi (209 km) long, in northwestern California in the United States. It drains an area of the Coast Ranges, including the southern Klamath Mountains, northwest of the Sacrame from the south at WeitchpecWeitchpec, California located at the junction of the Klamath and Trinity Rivers,. in northern Humboldt County.

Below Klamath Falls, the water of the river, along with that of the nearby Lost RiverThe Lost River is a river in northern California and southwestern Oregon in the United States, approximately 70 mi (113 km) long. The river flows within an enclosed basin on the volcanic plateau southwest of the Klamath River watershed. Its waters provide, is extensively diverted for irrigationSahara Irrigation (in agriculture) is the replacement or supplementation of rainfall with water from another source in order to grow crops. In contrast, agriculture that relies only on direct rainfall is sometimes referred to as dryland farming. How it wo within the 230,000-acre federal Klamath Irrigation Project .Much of the lower course of the river in California is within the Klamath National Forest . The lower course of the river in northern Humboldt passes through the Hoopa Valley Indian Reservation and the Yurok Indian Reservation .