Washita River
Overview
 
The Washita River is a river in Texas
Texas
Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

 and Oklahoma
Oklahoma
Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

, United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The river is 295 miles (474.8 km) long and terminates into Lake Texoma
Lake Texoma
Lake Texoma is one of the largest reservoirs in the United States, the 12th largest Corps of Engineers lake, and the largest in USACE Tulsa District....

 in Johnston County
Johnston County, Oklahoma
Johnston County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 10,513. Its county seat is Tishomingo.-Geography:...

 (also Bryan County
Bryan County, Oklahoma
Bryan County is a county located in the U.S. state of Oklahoma. The population was 36,534 at the 2000 census. Its county seat is Durant. The county shares the same boundaries as the Durant Micropolitan Area. It is also home to the headquarters of the Choctaw Nation of Oklahoma located in Durant...

 and Marshall County
Marshall County, Oklahoma
Marshall County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 13,184. Its county seat is Madill. The county's population grew at a rate of 35% in the 1990s and now it has a new population estimate at 20,000. Marshall County is the fastest growing county in...

 - 33°55′N 96°35′W), Oklahoma
Oklahoma
Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

 and the Red River
Red River (Mississippi watershed)
The Red River, or sometimes the Red River of the South, is a major tributary of the Mississippi and Atchafalaya Rivers in the southern United States of America. The river gains its name from the red-bed country of its watershed. It is one of several rivers with that name...

.
The Washita River crosses Hemphill County, Texas and enters Oklahoma
Oklahoma
Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

 in Roger Mills County
Roger Mills County, Oklahoma
Roger Mills County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 3,436. Its county seat is Cheyenne.-History:Roger Mills County takes its name from Roger Q. Mills, a prominent American politician from Texas...

. In Oklahoma
Oklahoma
Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

 it cuts through the Oklahoma Counties of: Roger Mills
Roger Mills County, Oklahoma
Roger Mills County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 3,436. Its county seat is Cheyenne.-History:Roger Mills County takes its name from Roger Q. Mills, a prominent American politician from Texas...

, Custer
Custer County, Oklahoma
Custer County is a county located in the U.S. state of Oklahoma. It was named in honor of General George Armstrong Custer. As of 2000, the population was 26,142. Its county seat is Arapaho.-Geography:...

, Washita
Washita County, Oklahoma
Washita County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 11,508. Its county seat is New Cordell. It was formerly located in Cloud Chief, Oklahoma....

, Caddo
Caddo County, Oklahoma
Caddo County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 30,150. Its county seat is Anadarko. It is named after the Caddo tribe who were settled here on the 1870s...

, Grady
Grady County, Oklahoma
Grady County is a county located in the U.S. state of Oklahoma. As of 2006, the population was 50,490. Its county seat is Chickasha.Grady County is part of the Oklahoma City Metropolitan Statistical Area.-History:...

, Garvin
Garvin County, Oklahoma
Garvin County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 27,210. Its county seat is Pauls Valley.-History:...

, Murray
Murray County, Oklahoma
Murray County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 12,623. Its county seat is Sulphur.-Geography:...

, Carter
Carter County, Oklahoma
Carter County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 47,557. Its county seat is Ardmore.Carter County is part of the Ardmore, Oklahoma, Micropolitan Statistical Area.-Geography:According to the U.S...

, and Johnston
Johnston County, Oklahoma
Johnston County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 10,513. Its county seat is Tishomingo.-Geography:...

.
 
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