US Army Corps of Engineers
Rock Island District

Project Information Papers

Big Creek Diversion Dam Sluice Gate Replacement

The Saylorville Lake Project, Johnston, Iowa, also includes the Big Creek Remedial Works which consists of three dams, diversion channel, spillway and pump station. The Remedial Works protects Polk City, Iowa
Published: 3/8/2019

Big Creek Remedial Works

The Big Creek Remedial Works Project was awarded the 1976 Chief of Engineers Distinguished Design Award.
Published: 3/8/2019

Big Creek Remedial Works Supplemental Pump Station

The Saylorville Lake Project includes the Big Creek Remedial Works which protects Polk City in the Big Creek Valley. The Saylorville Project is a Flood Risk Management Project 8 miles north of the State Capital and Des Moines Metropolitan Area.
Published: 3/8/2019

Dam Safety Program

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.
Published: 3/8/2019

Des Moines Recreational River and Greenbelt, Iowa (Recreation)

The Des Moines Recreational River & Greenbelt is a partnership of local and federal governments and private interests dedicated to developing ecosystem improvements and recreational opportunities in the Des Moines River corridor.
Published: 3/8/2019

Des Moines and Raccoon Rivers, Iowa

The Des Moines and Raccoon Rivers Feasibility Report, approved in 2005, recommended the reconstruction of 2.6 miles of levee systems at Birdland Park & Central Place and the improvement of Downtown Closures in existing Des Moines levee systems.
Published: 3/8/2019

Emergency Response/Recovery Actions - Overview

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.
Published: 3/8/2019

Floodplain Management Services (FPMS)

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.
Published: 3/8/2019

Iowa Flood Risk Data Inventory - Silver Jackets Pilot Project

The Iowa Flood Risk Data inventory compiles Federal, state, and county metadata from different flood risk data into a single source.
Published: 3/8/2019

Iowa Reservoir Regulation Plan Studies

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.
Published: 3/8/2019

Lake Red Rock Dam

Lake Red Rock is a multiple purpose project providing primary benefits in flood control and secondary benefits in low-flow augmentation, recreation and environmental stewardship.
Published: 3/8/2019

National Flood Fight Materiel Center - Overview

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.
Published: 3/8/2019

Red Rock Hydroelectric Project

Upon completion, the project will generate 36.39 MW of electricity, which will be transmitted to the power grid in Pella IA by a combination of underground and overhead transmission lines.
Published: 3/11/2019

Red Rock Remedial Works Southeast Des Moines Southwest Pleasant Hill Levee, Des Moines River

Project in Operation. Red Rock Remedial Works protects Southeast Des Moines/Southwest Pleasant Hill (SEDM/SWPH) from the back up effect of the Red Rock reservoir during large magnitude floods.
Published: 3/11/2019