The Calfkiller River is a 42.4 miles (68.2 km) tributary of the Caney Fork of the Cumberland River

Cumberland River

The Cumberland River is a waterway in the Southern United States. It is long. It starts in Harlan County in far southeastern Kentucky between Pine and Cumberland mountains, flows through southern Kentucky, crosses into northern Tennessee, and then curves back up into western Kentucky before...

 in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Tennessee

Tennessee

Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

. Via the Caney Fork and the Cumberland and Ohio

Ohio River

The Ohio River is the largest tributary, by volume, of the Mississippi River. At the confluence, the Ohio is even bigger than the Mississippi and, thus, is hydrologically the main stream of the whole river system, including the Allegheny River further upstream...

 rivers, it is part of the Mississippi River

Mississippi River

The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

 watershed.

It rises on the Cumberland Plateau

Cumberland Plateau

The Cumberland Plateau is the southern part of the Appalachian Plateau. It includes much of eastern Kentucky and western West Virginia, part of Tennessee, and a small portion of northern Alabama and northwest Georgia . The terms "Allegheny Plateau" and the "Cumberland Plateau" both refer to the...

 just south of Interstate 40

Interstate 40

Interstate 40 is the third-longest major east–west Interstate Highway in the United States, after I-90 and I-80. Its western end is at Interstate 15 in Barstow, California; its eastern end is at a concurrency of U.S. Route 117 and North Carolina Highway 132 in Wilmington, North Carolina...

 near the town of Monterey

Monterey, Tennessee

Monterey is a town in Putnam County, Tennessee, United States. The population was 2,717 at the 2000 census. It is part of the Cookeville, Tennessee Micropolitan Statistical Area.-Geography:Monterey is located at ....

 in Putnam County

Putnam County, Tennessee

Putnam County is a county located in the U.S. state of Tennessee. As of 2000, the population was 62,315, a 21 percent increase from 1990. The was 72,321, an increase of 16.1% since 2000...

. Several of the tributaries which coalesce to form the stream are impounded, including one which forms Monterey Lake, which is readily visible from Interstate 40

Interstate 40

Interstate 40 is the third-longest major east–west Interstate Highway in the United States, after I-90 and I-80. Its western end is at Interstate 15 in Barstow, California; its eastern end is at a concurrency of U.S. Route 117 and North Carolina Highway 132 in Wilmington, North Carolina...

 and U.S. Highway 70 North.

State Route 84 runs down the Calfkiller Valley, generally south. A small community called Calfkiller is located partway down the valley. A large cavern, mined for saltpeter

Potassium nitrate

Potassium nitrate is a chemical compound with the formula KNO3. It is an ionic salt of potassium ions K+ and nitrate ions NO3−.It occurs as a mineral niter and is a natural solid source of nitrogen. Its common names include saltpetre , from medieval Latin sal petræ: "stone salt" or possibly "Salt...

 by Confederate

Confederate States of America

The Confederate States of America was a government set up from 1861 to 1865 by 11 Southern slave states of the United States of America that had declared their secession from the U.S...

s during the Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

, is nearby. The river and the highway then cross into White County

White County, Tennessee

White County is a county located in the U.S. state of Tennessee. As of 2000, the population was 23,102. Its county seat is Sparta.-History:...

, the valley widening somewhat and becoming less steep. The Calfkiller essentially bisects the town of Sparta

Sparta, Tennessee

Sparta is a city in White County, Tennessee, United States. The population was 4,599 at the 2000 census. It is the county seat of White County. It was the hometown of Lester Flatt of the bluegrass music legends Flatt and Scruggs.-Geography:...

, the only town of any size along its course and the seat of White County and the southern terminus of Tennessee-84, and continues generally southward, meander

Meander

A meander in general is a bend in a sinuous watercourse. A meander is formed when the moving water in a stream erodes the outer banks and widens its valley. A stream of any volume may assume a meandering course, alternately eroding sediments from the outside of a bend and depositing them on the...

ing a few times before reaching its confluence with the Caney Fork. The Caney Fork is, at this point, the line between White County and Van Buren County, and the Calfkiller enters it just east of the bridge on old State Route 111.