US Army Corps of Engineers
Rock Island District Website

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Category: Coralville Lake
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  • U.S. Army Corps of Engineers returns to full operations

    ROCK ISLAND, Ill. (Oct. 17) The U.S. Army Corps of Engineers, Rock Island District, has returned to full operations today following the passing of the continuing resolution by Congress.
  • U.S. Army Corps of Engineers preparing for possible government shutdown

    ROCK ISLAND, Ill. (Sept. 30) The U.S. Army Corps of Engineers, Rock Island District, is preparing for a potential federal government shutdown due to lack of funding. If unfunded on Oct. 1, shutdown of all activities other than excepted activities will occur. Excepted activities will be minimally staffed to protect against imminent threats to life and property or to continue support to maintain national security.
  • Coralville Lake averts more than $105 million in flood damages

    ROCK ISLAND, Ill. – (June 18) During the recent heavy rainfall events in the Iowa River basin, Coralville Lake outflows were regulated to help lower river levels and minimize flooding to communities on the Iowa and Mississippi rivers. The reduced river levels resulting from the operation of Coralville Lake prevented more than $105 million in additional flood damages to downstream areas.
  • Coralville Reservoir pool expected to peak below spillway

    IOWA CITY, IA – (June 3) Due to changing weather patterns and the lack of forecasted rainfall over Coralville Reservoir’s 3,115 square-mile watershed in north central Iowa, Coralville Lake is not expected to overtop the spillway.
  • Access Road Across Coralville Dam to Close

    IOWA CITY – (June 2) The U.S. Army Corps of Engineers at Coralville Lake will be completely closing the roadway that goes across the Coralville Dam beginning June 3, 2013 at 10:00 P.M.
  • Coralville Reservoir forecasted to overtop spillway; Corps increases outflows

    IOWA CITY, IA – (May 30) Due to recent heavy rainfall and forecasted precipitation over Coralville Reservoir’s 3,115 square-mile watershed in north central Iowa, Coralville Lake is expected to overtop the spillway on June 9.
  • Corps increases Coralville Reservoir outflows due to heavy rainfall

    IOWA CITY, IA – (May 29) Recent heavy rainfall over portions of north central Iowa has increased runoff into Coralville Reservoir. To maintain water storage and flood risk management capability, reservoir outflows were increased to 10,000 cubic feet per second (cfs) this morning, May 29.
  • Wearing your life jacket can save your life

    ROCK ISLAND, Ill. (May 20) – This year during National Safe Boating Week (May 18-24), and throughout the boating season, the Rock Island District of the U.S. Army Corps of Engineers encourages safe and responsible boating, including the practice of always wearing a life jacket, and being alert and aware while on the water. Safe boating saves lives - for this year’s National Safe Boating Week and throughout the boating season remember to “Wear It!”
  • Coralville Lake Bald Eagle Watch & Expo

    IOWA CITY, IOWA –The U.S. Army Corps of Engineers at Coralville Lake will be hosting a Bald Eagle Watch and Expo on Saturday, February 9, 2013, from 10:00 a.m. to 3:00 p.m. This event is free to the public and will have two different locations going simultaneously.
  • Sugar Bottom Bike Trails Closed in December

    The Sugar Bottom Mountain Bike Trails will be closed starting December 1st. The trails will be