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  • Corps seeks public input on revised Coralville Lake Reservoir Master Plan

    The U.S. Army Corps of Engineers, Rock Island District is finalizing the Master Plan for Coralville Lake Reservoir and is seeking public input. A digital version of the plan and a video outlining changes are available for review at: https://www.mvr.usace.army.mil/Missions/Recreation/Coralville-Lake/.

  • Upper Mississippi River System Hydraulic Model Update Complete

    The U.S. Army Corps of Engineers, Rock Island, St. Paul and St. Louis Districts recently completed a seven-year effort to develop an updated, standardized hydraulic model for the Upper Mississippi River System, including the Illinois Waterway. The model can be used to evaluate and communicate the effects of floodplain modifications to provide better predictability and more consistent flood risk management for the Upper Mississippi River System.

  • Corps of Engineers to Increase Coralville Lake Outflows

    The U.S. Army Corps of Engineers, Rock Island District, is preparing to temporarily increase outflows at the Coralville Reservoir. This minor deviation to normal operations, which will occur on or around June 30 depending on precipitation in the area, was implemented due to recent rainfall on already saturated soils that has resulted in high inflows into Coralville Reservoir.

  • Corps of Engineers to Increase Coralville Lake Outflows

    IOWA CITY, Iowa – The U.S. Army Corps of Engineers Rock Island District is temporarily increasing outflows at Coralville Lake from 6,000 cubic feet per second (cfs) to 10,000 cfs to expedite evacuation of flood waters from the reservoir. Seasonal constraints, typically used to reduce flood crests downstream, have also been raised from 14 to 19 feet at Lone Tree, Iowa, and from 21 to 25 feet at Wapello, Iowa, to assist in maintaining flood storage capacity within the reservoir.

  • Corps to Host National Flood Fight Materiel Center -- Industry Day

    ROCK ISLAND, Illinois – The U.S. Army Corps of Engineers, Rock Island District is hosting the first National Flood Fight Materiel Center -- Industry Day June 27 from 9 a.m. to 3 p.m. at the River Center, 136 East 3rd St., Davenport, Iowa. The event will serve as a networking opportunity for those looking for information on flood risk management techniques and flood response related products and services.

  • U.S. Army Corps of Engineers hosts ribbon cutting ceremony

    ROCK ISLAND, Ill. (Oct. 21) – The public and media are invited to attend a ribbon cutting ceremony celebrating the substantial completion of the U.S. Army Corp of Engineers flood risk management project protecting the Davenport, Iowa, Iowa American Water Treatment Plant in Davenport, Iowa. The ceremony, hosted by the Corps’ Rock Island District, takes place Oct. 24 at 9:30 a.m. on the grounds of the water treatment plant which is located near the intersection of Mound Street and River Drive, across from the East Village of Davenport.