The Ohio River is a 981-mile-long (1,579 km) river in the United States. It is located at the boundary of the Midwestern and Southern United States, flowing...

Significant Ohio rivers include the Cuyahoga River, Great Miami River, Maumee River, Muskingum River, and Scioto River. The rivers in northern Ohio drain into...

ohiːyo', meaning "good river", "great river" or "large creek". The Ohio River forms its southern border, though nearly all of the river itself belongs to Kentucky...

Mississippi River itself and its numerous natural tributaries and distributaries. The major tributaries are the Illinois, Missouri, Ohio and Red rivers. Given...

the Old Northwest and formally known as the Territory Northwest of the River Ohio, was formed from unorganized western territory of the United States after...

crossings of the Ohio River from the mouth at the Mississippi River at Cairo, Illinois to the confluence of the Allegheny and Monongahela Rivers at Pittsburgh...

The Ohio River flood of 1937 took place in late January and February 1937. With damage stretching from Pittsburgh, Pennsylvania, to Cairo, Illinois, 385...

Interstate 69 Ohio River Crossing (I-69 ORX) is a planned bridge to carry the planned Interstate 69 (I-69) extension over the Ohio River between Evansville...

is a list of locks and dams of the Ohio River, which begins at the confluence of the Allegheny and Monongahela rivers at The Point in Pittsburgh, Pennsylvania...

The Big Sandy River, called Sandy Creek as early as 1756, is a tributary of the Ohio River, approximately 29 miles (47 km) long, in western West Virginia...

the Government of the Territory of the United States, North-West of the River Ohio and also known as the Ordinance of 1787), enacted July 13, 1787, was an...

Scioto County, Ohio, United States. Located in southern Ohio 41 miles (66 km) south of Chillicothe, it lies on the north bank of the Ohio River, across from...

The Rocky River is a relatively short river in Cuyahoga County, Ohio that forms the natural western boundaries of Cleveland and the suburb of Lakewood...

The Scioto River (/saɪˈoʊtə/ sy-OH-tə) is a river in central and southern Ohio more than 231 miles (372 km) in length. It rises in Hardin County just...

terminus at the Ohio River, the Wabash flows freely for 411 miles (661 km) The Tippecanoe River, White River, Embarras River and Little Wabash River are major...

The Allegheny River (/ˌælɪˈɡeɪni/ AL-ig-AY-nee) is a 325-mile-long (523 km) tributary of the Ohio River that is located in western Pennsylvania and New...

watershed in the state is the Maumee River watershed in the northeast part of the state on the border with Ohio. It includes most of the city of Fort...

Rocky River is a city in western Cuyahoga County, Ohio, United States. A suburb of Cleveland, it is located along the shore of Lake Erie approximately...

Pittsburgh Crossings of the Ohio River in Pennsylvania Crossings of the Allegheny River in Pennsylvania Crossings of the Monongahela River in Pennsylvania Wikimedia...

proposed a 625-mile line from Ironton, Ohio, to Charleston, South Carolina, with an extension down the Ohio River to Cincinnati. It would serve the rich...

The Cuyahoga River (/ˌkaɪ.əˈhɒɡə/ KY-ə-HOG-ə or /ˌkaɪ.əˈhoʊɡə/ KY-ə-HOH-gə) is a river located in Northeast Ohio that bisects the City of Cleveland and...

Territory Northwest of the River Ohio. Most of the former areas north-west of the Ohio River were eventually organized as the state of Ohio, admitted to the Union...

The Teays River /ˈteɪz/ (pronounced taze) was a major preglacial river that drained much of the present Ohio River watershed, but took a more northerly...

County, Ohio, United States. Settled by Europeans in 1788, the city is located on the northern side of the confluence of the Licking and Ohio rivers, the...

The Falls of the Ohio National Wildlife Conservation Area is a national, bi-state area on the Ohio River near Louisville, Kentucky, in the United States...

of Washington County, Ohio, United States. It is located in southeastern Ohio at the confluence of the Muskingum and Ohio Rivers, 11 miles (18 km) northeast...

The Mad River (Shawnee: Hathennithiipi ) is a stream located in the west central part of the U.S. state of Ohio. It flows 66 miles (106 km) from Logan...

northerly to Pittsburgh and its confluence with the Allegheny River to form the Ohio River. The river includes a series of locks and dams that makes it navigable...

Chesapeake and Ohio Canal. Building west from the port of Baltimore, the B&O reached Sandy Hook, Maryland, in 1834; Cumberland in 1842; the Ohio River at Moundsville...

with heavy rains by March 16 allowed the Allegheny, Monongahela, and Ohio rivers to swell out of their banks, leading to a flood of record in Pittsburgh...