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The Grand Calumet River is a 13.0-mile-long (20.9 km) [3] river that flows primarily into Lake Michigan. Originating in Miller Beach in Gary , it flows through the cities of Gary, East Chicago and Hammond , as well as Calumet City and Burnham on the Illinois side.
The Calumet River, on the south side of Chicago, originally simply drained Lake Calumet to Lake Michigan. A canal extending it, legendarily claimed to have been created by voyageurs at the site of a frequent portage, was dug connecting the two Calumet Rivers at the point where the name now changes from Grand to Little.
The location of the new lock and dam 7 miles (11 km) upstream from the old controlling works at Blue Island was chosen to improve the ability to control backflow events into the lake during heavy storms from the polluting industries along the Grand Calumet River and Little Calumet River and the outfall of the Calumet Water Reclamation Plant. [5]
It straddles the Chicago Portage and is the sole navigable inland link between the Great Lakes and the Mississippi River and makes up the northern end of the Illinois Waterway. [ 1 ] The CAWS includes various branches of the Chicago and Calumet Rivers , as well as other channels such as the North Shore Channel , Cal-Sag Channel , and Chicago ...
Dec. 28—The Western Montana Conservation Commission recently received $9 million in mostly federal funds to tackle water quality issues throughout the western part of the state. Awarded through ...
The Calumet Region is the geographic area drained by the Grand Calumet River and the Little Calumet River of northeastern Illinois and northwestern Indiana in the United States It is part of the Great Lakes Basin , which eventually reaches the Atlantic Ocean.
The related Calumet-Saganashkee Channel does the same for the Calumet River a short distance to the south, joining the Chicago canal about halfway along its route to the Des Plaines. The two provide the only navigation for ships between the Great Lakes Waterway and the Mississippi River system.
The Grand Calumet suffers from contamination from polychlorinated biphenyls (PCBs), polynuclear aromatic hydrocarbons (PAHs) and heavy metals, such as mercury, cadmium, chromium and lead. Additional problems include high fecal coliform bacteria levels, biochemical oxygen demand (BOD) and suspended solids, oil and grease.