View of Mississippi River in vicinity of the eleven agricultural drainage districts that sued the
Rock Island District of United States Army Corps of Engineers.
The eleven agricultural drainage districts alleged that the lock and dam system on the Upper MIssissippi River caused increased flooding, seepage through the levees, and made the soils in their districts excessively wet and caused low crop yields from 1937 through 2004.
Map of Henderson County Drainage District #3 is located behind the Mississippi River levee in
Henderson County, Illinois.
Aerial Map of Henderson County Drainage District #3 in Henderson County, Illinois.
Map of Marion County Drainage District near Hannibal, Missouri and across the Mississippi River
from Quincy, Illinois.