Where Does the Ohio River Start and End? Key Facts Explained

Discover where the Ohio River starts and ends, including its path, length, and importance for commerce and transportation.

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The Ohio River starts at the confluence of the Allegheny and Monongahela rivers in Pittsburgh, Pennsylvania. It flows southwest and ends its journey by merging with the Mississippi River at Cairo, Illinois. Spanning over 981 miles, it serves as a crucial waterway for commerce and transportation.

FAQs & Answers

  1. Where does the Ohio River begin? The Ohio River begins at the confluence of the Allegheny and Monongahela rivers in Pittsburgh, Pennsylvania.
  2. Where does the Ohio River end? The Ohio River ends where it merges with the Mississippi River at Cairo, Illinois.
  3. How long is the Ohio River? The Ohio River spans over 981 miles from its source to its mouth.
  4. Why is the Ohio River important for commerce? The Ohio River serves as a crucial waterway for commerce and transportation, connecting the interior U.S. to the Mississippi River system.

Watch More

For more insights about major U.S. rivers and their roles in commerce and geography, explore our related videos on the Mississippi River, the Missouri River, and tributaries throughout the Ohio River basin.

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