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The Ohio River at Cairo is 281,500 cu ft/s (7,960 m 3 /s); [1] and the Mississippi River at Thebes, Illinois, which is upstream of the confluence, is 208,200 cu ft/s (5,897 m 3 /s). [66] The Ohio River flow is greater than that of the Mississippi River, so hydrologically the Ohio River is the main stream of the river system.
This 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 and ends at the confluence of the Ohio River and the Mississippi River, in Cairo, Illinois. A map and diagram of U.S. Army Corps of Engineers operated locks and dams on the Ohio River.
These geographic areas contain either the drainage area of a major river, or the combined drainage areas of a series of rivers. [ 1 ] [ 2 ] The Ohio region, which is listed with a 2-digit hydrologic unit code (HUC) of 05, has an approximate size of 162,916 square miles (421,950 square kilometers ), and consists of 14 subregions, which are ...
Original - George Washington's map of the Ohio River and surrounding region with notes on French intentions, 1753 or 1754. Reason A historic map not just because of who made it, but because it documents the beginning of the French and Indian War. Washington worked as a surveyor in his youth, so he was capable of producing this himself and the ...
The Falls, circa 1929. The area is located at the Falls of the Ohio, which was the only navigational barrier on the river in earlier times. The falls were a series of rapids formed by the relatively recent erosion of the Ohio River operating on 386-million-year-old Devonian hard limestone rock shelves.
The Ohio River forms its southern border, though nearly all of the river itself belongs to Kentucky and West Virginia. Significant rivers within the state include the Cuyahoga River, Great Miami River, Maumee River, Muskingum River, and Scioto River. The rivers in the northern part of the state drain into the northern Atlantic Ocean via Lake ...
The U.S. Fish and Wildlife Service established the Ohio River Islands National Wildlife Refuge more than 30 years ago to protect islands all along the Ohio, but most of the preserved land is along ...
Henderson Bridge (Ohio River) ... Newburgh and Green River State Wildlife Area: 1975 ... Map all coordinates using OpenStreetMap.