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  • U.S. Army Corps of Engineers Extends Closures Due to COVID-19

    ROCK ISLAND, Illinois – Due to the ongoing concerns related to the spread of COVID-19, the U.S. Army Corps of Engineers Rock Island District has extended its recreation area closures through May 31.

  • Nominations Now Being Accepted for Coralville Lake Veterans Trail Dedication

    IOWA CITY, Iowa – The U.S. Army Corps of Engineers at Coralville Lake, in partnership with Johnson County Veterans organizations, is now accepting nominations for the 2020 Memorial Day Veterans Trail dedication ceremony. Veterans selected from the list of nominations will be honored for their outstanding service during this year’s event and have their names added to a location along the trail.

  • Service Contracts Open for Bid at Coralville Lake

    The U.S. Army Corps of Engineers at Coralville Lake is looking for motivated individuals who would like to continue to make Coralville Lake a great place to enjoy the outdoors! We are currently accepting bids for several service contract positions.

  • Coralville Lake to Host Veterans Trail Ribbon Cutting Ceremony

    The U.S. Army Corps of Engineers, Friends of Coralville Lake, and the Veterans Trail Commission Board invite the public to a ribbon cutting ceremony at noon on Nov. 11 celebrating the grand reopening of the newly remodeled Veterans Trail. The ceremony will be held near the entrance of the Veterans Trail, across the street from Coralville Lake’s Administration Office located at 2850 Prairie Du Chien Rd NE, Iowa City, Iowa.

  • Lane Restriction on Coralville Dam

    IOWA CITY, Iowa – On Monday, Aug. 26, the portion of Prairie Du Chien Road NE that crosses Coralville Dam will be restricted to one lane from 6:30 a.m. to 6 p.m. due to construction inside the control structure on the dam. Drivers are encouraged to use alternative routes or expect delays.

  • 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 of Engineers to maintain non-growing season maximum release of 10,000 cfs at Coralville Lake

    IOWA CITY, Iowa – The U.S. Army Corps of Engineers, Rock Island District, will maintain the non-growing season maximum release of 10,000 cubic feet per second (cfs) at Coralville Lake due to predicted higher than normal inflows into the reservoir. Typically, reductions in outflow are made to reduce flood crests downstream of the reservoir. By maintaining 10,000 cfs at the reservoir, flood storage will be conserved for future snowmelt and runoff from rainfall this spring.

  • Corps to Host Public Open House Events for Coralville Lake Water Control Plan Update

    The U.S. Army Corps of Engineers, Rock Island District is in the process of revising the Coralville Lake Water Control Plan and is hosting two public open house events to explain the process and gather input from the public. Water Control Plans define normal operations of a water control structure and ensure the operations of a reservoir conform to laws and applicable federal regulations.

  • Coralville Lake to Host Eagle Watch

    IOWA CITY, Iowa – The U.S. Army Corps of Engineers is hosting an Eagle Watch at Coralville Lake on Saturday, February 2, from 1-3 p.m. Outdoor viewing will be held along the riverfront at the Tailwater West Recreation Area below the dam and indoor viewing will be available inside the Coralville Lake Visitor Center along with educational activities. Park rangers and volunteers will be on hand to answer questions and provide spotting scopes for closer viewing.

  • Unstable Ice on Coralville Lake

    IOWA CITY, Iowa - The U.S. Army Corps of Engineers at Coralville Lake is asking all visitors including ice fishermen and snowmobilers to stay off the ice for safety reasons. Recent fluctuations in warm and cold temperatures, along with rain and snow have decreased the stability of the ice. Ice formation on the reservoir is different than small lakes and ponds because moving water under the ice slows the freezing process.