Reconnaissance Report for Section 205 Flood Damage Reduction Study. The SNY Island Levee Drainage District, Adams, Pike, and Calhoun Counties, Illinois.
ARMY ENGINEER DISTRICT ROCK ISLAND IL
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Sny Basin This federally constructed flood control project was completed under the authority of the Flood Control Act of 1946 to reduce interior drainage flood damages within the SILDD. The Sny Channel is the primary drainageway for the 110, 000 acres of agricultural bottomland, as well as runoff from adjacent upland areas. Project features include two retarding and desilting reservoirs for Pigeon Creek and Horton-Dutch Creeks three diversion channels for Hadley-McCraney Creeks, Kiser Creek, and Six Mile-Bay Creeks to pass runoff from the uplands drainage area directly to the Mississippi River improvement of certain reaches of the Sny Channel construction of three pumping stations construction of a downstream closing levee to block backwater from the Mississippi River and other remedial works necessitated by the improvement. Construction began in August 1959 and was completed in September 1971.
- Civil Engineering