Results:
Archive: December, 2014
Clear
  • EA for repairs to flood control works project in Monona and Harrison Counties, IA, seeks public input

    A draft environmental assessment for repairs to the Little Sioux InterCounty Drainage District’s flood control works project in Monona and Harrison Counties, Iowa is currently available for public review. The draft EA evaluates the environmental impacts of repairing damages to four areas of the project caused by high flows along the Little Sioux River in May 2013.
  • EA for levee repairs in Douglas County, NE, seeks public input

    A draft environmental assessment for repairs to levee unit R-627, Grace Street Ditch, in Douglas County, NE, is currently available for public review. The draft EA evaluates the environmental impacts of repairing erosion damage to the levee caused by high flows in June 2014.
  • Maintenance project to begin at Cherry Creek Dam near Denver

    Work will begin in late December to install a 2,200-foot-long underground outfall pipe system for 14 relief wells that were installed along the downstream toe of the dam in 2012. The new relief well system is designed to relieve seepage pressure under the dam that could develop during extremely high reservoir elevation levels. The system replaces an existing well system that is more than 65 years old.
  • Comments sought on Draft EA for levee repairs near Hawarden, IA

    A draft environmental assessment for bank repairs to Dry Creek, a left-bank tributary of the Big Sioux River, near Hawarden in Sioux County, Iowa is currently available for public review. The draft EA evaluates the environmental impacts of repairing bank erosion along a portion of Dry Creek and filling a scour hole caused by high flows in the Big Sioux River in June 2014.