Toledo Bend Reservoir is a reservoir

Reservoir

A reservoir , artificial lake or dam is used to store water.Reservoirs may be created in river valleys by the construction of a dam or may be built by excavation in the ground or by conventional construction techniques such as brickwork or cast concrete.The term reservoir may also be used to...

 on the Sabine River

Sabine River (Texas-Louisiana)

The Sabine River is a river, long, in the U.S. states of Texas and Louisiana. In its lower course, it forms part of the boundary between the two states and empties into Sabine Lake, an estuary of the Gulf of Mexico. The river formed part of the United States-Mexican international boundary during...

 between Texas and Louisiana. The lake has an area of 185,000 acre

Acre

The acre is a unit of area in a number of different systems, including the imperial and U.S. customary systems. The most commonly used acres today are the international acre and, in the United States, the survey acre. The most common use of the acre is to measure tracts of land.The acre is related...

s (749 km²), the largest man-made body of water in (or partially in) Texas, the largest in the South, and the fifth largest (surface acre) in the United States. The dam is capable of generating 92 megawatts of electrical power. The dam itself is located in the northeast corner of Newton County, Texas

Newton County, Texas

Newton County is the easternmost county in the U.S. state of Texas. In of 2000, its population was 15,072. Its county seat is Newton. Newton county is named for John Newton, a veteran of the American Revolutionary War...

; however, that county includes very little of the reservoir, as most of it extends northward into parts of Sabine

Sabine Parish, Louisiana

Sabine Parish is a parish located in the U.S. state of Louisiana. The seat of the parish is Many. In 2010, the parish's population was 24,233....

 and DeSoto parishes in Louisiana, and Sabine, Shelby

Shelby County, Texas

*Arcadia*Brooklyn*Center*Dreka *Huxley*Joaquin*Possum Trot*Shelbyville *Tenaha*Timpson*Weaver-Education:The following school districts serve Shelby County:*Center ISD*Excelsior ISD...

, and Panola

Panola County, Texas

As of the census of 2000, there were 22,756 people, 8,821 households, and 6,395 families residing in the county. The population density was 28 people per square mile . There were 10,524 housing units at an average density of 13 per square mile...

 counties in Texas.
The land along the Orange

Orange, Texas

Orange is a city in Orange County, Texas, United States. As of the 2000 census, the city population was 18,643. It is the county seat of Orange County, and is the easternmost city in Texas. Located on the Sabine River at the border with Louisiana, it is part of the Beaumont–Port Arthur...

 area often flooded from the Sabine, with destructive effects.