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 in a southwesterly direction from western Pennsylvania to its mouth on the Mississippi River at the southern tip of Illinois.

4 days ago · Ohio River, major river artery of the east-central United States. Formed by the confluence of the Allegheny and Monongahela rivers at Pittsburgh, it flows northwest out of Pennsylvania, then in a general southwesterly direction to join the Mississippi River at Cairo, Illinois (see photograph),

Jul 29, 2023 · The Ohio River stretches approximately 981 miles (1,579 kilometers) and is the largest tributary of the Mississippi River. It originates from the confluence of the Allegheny and Monongahela rivers in Pittsburgh, Pennsylvania, and flows southwestward, forming the boundary between Ohio and several neighboring states.

Jul 19, 2021 · The Ohio River serves as a source of drinking water for over five million people and more than 25 million people live in the Ohio River basin. Geography Aerial View of the Ohio River between Jeffersonville, Indiana and Louisville, Kentucky. The two sources of the Ohio River are the Allegheny River and the Monongahela River.

The Ohio River is the largest tributary by volume of the Mississippi River. It is approximately 981 miles (1,579 km) long and is located in the eastern United States.

The Ohio River is 981 miles long, starting at the confluence of the Allegheny and the Monongahela Rivers in Pittsburgh, Pennsylvania, and ending in Cairo, Illinois, where it flows into the Mississippi River. The Ohio River flows through or borders six states: Illinois, Indiana, Kentucky, Ohio, Pennsylvania and West Virginia.

The Ohio River is the one of the most important tributaries to the Mississippi River. It is 981 miles long and it forms boundaries for the states of Ohio , Kentucky , Illinois , Indiana , and West Virginia before finally going to its headwaters in Pennsylvania .

Dec 30, 2019 · With the 1,200-mile extension of the Lewis and Clark National Historic Trail in May 2019, a fourth major North American river became an official part of the Trail – the Ohio River, joining the Mississippi, Missouri, and Columbia Rivers.

At its widest, the Ohio River spans approximately 1 mile across near the Smithland Dam, close to Smithland, KY, marking it as the river’s broadest point. The Ohio River is known for the “Falls of the Ohio,” a series of rapids located near Louisville, Kentucky, where the river drops 26 feet in elevation over a two-mile stretch.

The river travels 981 miles (1,579 kilometers). It flows northwestward from Pittsburgh and then mostly southwestward to join the Mississippi at Cairo, Ill. The Ohio serves such large industrial centers as Pittsburgh; Wheeling, W.Va.; Cincinnati, Ohio; and Louisville, Ky. It taps extensive coalfields along its course and carries petroleum barges ...