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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.
Jun 25, 2024 · The Ohio River begins at Pittsburgh, Pennsylvania, where it is formed by the confluence of the Allegheny and Monongahela Rivers. It ends 981 miles later at Cairo, Illinois when it empties into the Mississippi River.
The Ohio River starts at the confluence of the Allegheny & Monongahela Rivers in Pittsburgh, Pennsylvania, and ends in Cairo, Illinois, where it flows into the Mississippi River. The Ohio River is located at the boundary of the Midwestern and Southern United States, flowing southwesterly 981 miles long.
Oct 7, 2024 · 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),
- The Editors of Encyclopaedia Britannica
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.
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. This ...
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From Pittsburgh, it flows northwest through Allegheny and Beaver Counties, before making an abrupt turn to the south-southwest at the West Virginia—Ohio—Pennsylvania triple state line, from which point it forms the border between West Virginia and Ohio, upstream of Wheeling, West Virginia.
