The project was authorized for construction in the Water Resources Reform and Development Act (WRRDA) of 2014. It provides protection along the east bank of the Cedar River. It includes earthen levees, floodwalls, and closure structures for a total length of 3.15 miles.
Coralville Lake is a multiple purpose project providing primary benefits in flood control and low-flow augmentation with secondary benefits in recreation, fish and wildlife management, forest management, and water quality improvement.
The purposes of a dam safety program are to protect life, property and the environment by ensuring that all dams are designed, constructed, operated and maintained safely and effectively.
The Rock Island District is prepared to provide all hazard response and recovery assistance under the authority of Public Law (PL) 84-99 and PL 93-288.
The Floodplain Management Services (FPMS) Program provides a full range of technical services and planning guidance in support of effective floodplain management and flood risk reduction.
Over the last several years, the District has experienced significant flooding along the Des Moines and Iowa/Cedar rivers which resulted in levee overtopping, erosion, pump station damage and millions of dollars in personal property damage. An effort to update the regulation manuals and water control plans for Saylorville, Red Rock and Coralville reservoirs is underway.
Under authority of Public Law 84-99, during flood emergencies the Corps of Engineers may provide tribal, state and local communities with flood fight supplies and equipment.
The Huron Island Complex is located along the left descending bank of the Upper Mississippi River (UMR), approximately 20 miles upstream of Burlington in Des Moines County, Iowa. The Project lands, part of the National Wildlife Refuge System, are federally-owned. The goals are to manage for a diverse and dynamic pattern of habitats to support native biota; manage for viable populations of native species within diverse plant and animal communities; and mange for processes that shape a physically diverse and dynamic river floodplain system.