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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.
1 Νοε 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), after a course of 981 miles (1,579 km).
The Ohio River is located at the boundary of the Midwestern and Southern United States, flowing southwesterly 981 miles long. Technically, the river’s formation started between 2.5 and 3 million years ago, marking the occurrence of the earliest ice ages.
29 Ιουλ 2023 · Learn about the Ohio River, the third largest river by discharge volume in the US, and its location, course, and significance. See maps of the Ohio River and its valley, and how they relate to the states, cities, and history of the region.
19 Ιουλ 2021 · Learn about the Ohio River, a 1,579km long river in the east-central United States that flows into the Mississippi River. Discover its sources, tributaries, dams, climate, wildlife, pollution, and historical significance.
Learn about the Ohio River, its length, states, dams, watershed, and impact on wildlife and people. Find out how to donate and get involved in river conservation and education.
Learn about the Ohio River, a historical and ecological marvel that flows through six states and supports millions of people and wildlife. Discover its geography, sources, threats, and conservation efforts.