Duplicate Locks GDM Phase 1: A Plan for Modernization of the Illinois Waterway : Draft Environmental Statement
The District, 1974 - Illinois Waterway (Ill.)
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ENVIRONMENTAL SETTING WITHOUT THE PROJECT EXISTING CONDITIONb
Physiography 2 82
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abundant American Elm aquatic archeological Aster Beardstown biota black bullhead Blue bluntnose darter Brandon Road Lock bridge Canal channel channel catfish Chicago Common construction Cord Grass costs Cottonwood County Creek CS&SC darter dissolved oxygen downstream Dresden Dresden Island pool eastern economic effect environmental existing lock Fauna fish flood plain Flora in Proposed Goldenrod Grass habitat Illinois River Illinois Waterway impact increase industrial Joliet Kankakee River Lake Chautauqua land located Lock and Dam Lockport Lockport Lock lower Marseilles marsh miles million tons minnow navigation Nitzschia northern o o o occasionally occur oxygen demand Peoria percent Plaines River plants pollution population prairie project area Proposed Spoil rail railroads recreational region Sanitary sediments shiner silt Sparrow species spoil sites sporadically SR-c SR-u Starved Rock streams study area supplemental lock Table terrestrial traffic transportation turbidity TV-c TV-r TV-u upstream vegetation Warbler water quality waterfowl wildlife woodland