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The river is also noteworthy for its natural and human-engineered history. In 1887, the Illinois General Assembly decided to reverse the flow of the Chicago River through civil engineering by taking water from Lake Michigan and discharging it into the Mississippi River watershed, partly in response to concerns created by an extreme weather event in 1885 that threatened the city's water supply ...
The Chicago Portage was an ancient portage that connected the Great Lakes waterway system with the Mississippi River system. Connecting these two great water trails meant comparatively easy access from the mouth of the St. Lawrence River on the Atlantic Ocean to the Rocky Mountains, and the Gulf of Mexico. The approximately six-mile link had ...
Lake Michigan is the only Great Lake located fully in the United States; the other four are shared between the U.S. and Canada. It is the world's largest lake, by area, located fully in one country, [ 10 ] and is shared, from west to east, by the U.S. states of Wisconsin, Illinois, Indiana, and Michigan.
Lake Chicago. Map of middle stage of glacial Lake Chicago, USGS Report of 1915. Lake Chicago was a prehistoric proglacial lake that is the ancestor of what is now known as Lake Michigan, one of North America 's five Great Lakes. Formed about 13,000 years ago and fed by retreating glaciers, it drained southwest through the Chicago Outlet River.
The Chicago River and Calumet River systems connect the Great Lakes Basin to the Mississippi River System through human-made alterations and canals. The St. Marys River, including the Soo Locks, connects Lake Superior to Lake Huron, via the North Channel. The Straits of Mackinac connect Lake Michigan to Lake Huron (the two are hydrologically one lake). The St. Clair River connects Lake Huron ...
The Chicago Harbor Lock, also known as the Chicago River & Harbor Controlling Works, is a stop lock and dam located within the Chicago Harbor in Chicago, Illinois at the mouth of the Chicago River. It is a component of the Chicago Area Waterway System, and is used to control water diversion from Lake Michigan into the river and for navigation.
The Chicago Sanitary and Ship Canal, historically known as the Chicago Drainage Canal, is a 28-mile-long (45 km) canal system that connects the Chicago River to the Des Plaines River. It reverses the direction of the Main Stem and the South Branch of the Chicago River, which now flows out of Lake Michigan rather than into it.
Great Lakes Waterway. The Soo Locks between Lake Superior and the St. Marys River. The Great Lakes Waterway (GLW) is a system of natural channels and artificial locks and canals which enable navigation between the North American Great Lakes. [1] Though all of the lakes are naturally connected as a chain, water travel between the lakes was ...