rivers and waterways library

Rivers and waterways of the United States vary greatly in size and significance -- from the Willamette River in Oregon to the Hudson River in New York.

Featured Article: The Columbia River

Columbia River, a North American river flowing into the Pacific Ocean. It is one of the world's greatest sources of hydroelectric power. See more »

The Mississippi River

The Mississippi River

Mississippi River, the chief river of North America and one of the largest in the world.

See more »
The Missouri River

The Missouri River

Missouri River, one of the largest rivers in North America and a chief tributary of the Mississippi.

See more »

Chickahominy

Chickahominy, a river in Virginia. It rises a short distance northwest of Richmond, and flows parallel to the James River, which it finally joins 10 miles (16 km) west of Williamsburg.

See more »

James River-Virginia

James River, a river of Virginia. It is formed by the junction of the Jackson and Cowpasture rivers in the Allegheny Mountains, and flows about 340 miles (550 km) in a generally eastward course into Chesapeake Bay at Hampton Roads.

See more »

The Alabama River

Alabama River, a river in southern Alabama, about 315 miles (507 km) long. It is formed by the junction of the Coosa and Tallapoosa rivers near Montgomery and flows generally westward to Selma.

See more »

The All-American Canal

All-American Canal, an irrigation canal in southern California. Imperial Dam near Yuma, Arizona, diverts water from the Colorado River into the canal, which runs generally westward for 80 miles (130 km) through the Imperial Valley.

See more »

The Allegheny River

Allegheny River, a river in Pennsylvania and New York, about 325 miles (523 km) long.

See more »

The Apalachicola River

Apalachicola River, a river in Florida. It begins at the junction of the Chattahoochee and Flint rivers on the Georgia-Florida border, where Lake Seminole is formed by Woodruff Dam.

See more »

The Arkansas River

, a major tributary of the Mississippi River. From its source in the Rocky Mountains in central Colorado, the Arkansas flows generally southeastward for about 1,450 miles (2,330 km) through Colorado, Kansas, Oklahoma, and Arkansas.

See more »

The Bighorn River

Bighorn River, a river in northern Wyoming and southern Montana. It begins at the junction of the Wind and Popo Agie rivers, at Riverton, Wyoming, and flows northward to the Yellowstone River in Montana.

See more »

The Brazos River

Brazos River, a river in Texas. It is formed by the junction of two main head-streams, the Double Mountain Fork and the Salt Fork, in Stonewall County.

See more »

The Canadian River

Canadian River, a river originating in the Sangre de Cristo Mountains in northeastern New Mexico, near the Colorado border.

See more »

The Chattahoochee River

Chattahoochee River, a river in the southeastern United States. The Chattahoochee's source is in the Blue Ridge Mountains in northeastern Georgia.

See more »

The Chesapeake and Ohio Canal

Chesapeake and Ohio Canal, a waterway extending along the north bank of the Potomac River between Washington, D.C., and Cumberland, Maryland.

See more »

The Chicago River

Chicago River, a river in downtown Chicago. It is formed by the meeting of the North Branch and South Branch of the Chicago River, about one mile (1.6 km) west of Lake Michigan.

See more »

The Clearwater River

Clearwater River, the name of several North American rivers. The Idaho Clearwater is a tributary of the Snake River.

See more »

The Colorado River

Colorado River, a major North American river, draining much of the southwestern United States and a small part of Mexico.

See more »

The Columbia River

Columbia River, a North American river flowing into the Pacific Ocean. It is one of the world's greatest sources of hydroelectric power.

See more »

The Connecticut River

Connecticut River, the longest river in New England. It rises in New Hampshire, flows south between that state and Vermont, crosses western Massachusetts and central Connecticut, and empties into Long Island Sound.

See more »

The Cumberland River

Cumberland River, a major river in the southeastern United States. From its source in the Cumberland Mountains of Kentucky, the river flows southwestward into Tennessee, then back into Kentucky, where it empties into the Ohio River at Smithland.

See more »

videos: U.S. physical features