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Missouri River Water Management News

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  • Crest Road Closed Monday, May 24 for maintenance

    The road that crosses Gavins Point Dam near Yankton, South Dakota, also known as Crest Road, will be closed Monday, May 24 from 8 a.m. to 12 p.m. for maintenance. People are asked to take alternate routes during the closure.
  • Crest Road at Gavins Point Dam closed May 11 for maintenance

    The U.S. Army Corps of Engineers, Omaha District announced that the road that crosses Gavins Point Dam near Yankton, SD, also known as Crest Road, will be closed Tuesday, May 11 from 9 a.m. – 11 a.m. for maintenance. People are asked to take alternate routes during the closure.
  • Construction project begins below Gavins Point Dam

    A large construction contract has begun in the area below Gavins Point Dam, along Lake Yankton, near Yankton, SD. The project is to connect relief wells, which are at the bottom, or “toe” of the dam, that are designed to relieve excess water pressure on the earthen structure.
  • Crest Road Closed Monday, March 1 for maintenance

    The road that crosses Gavins Point Dam near Yankton, South Dakota, also known as Crest Road, will be closed Monday, March 1 from 12:30 pm – 3 pm for maintenance. People are asked to take alternate routes during the closure.
  • Crest Road to close Feb. 9 for maintenance

    The U.S. Army Corps of Engineers, Omaha District announced that Crest Road, which crosses Gavins Point Dam near Yankton, South Dakota, will be closed Feb. 9, from 9 a.m. to 12 p.m. for maintenance. People are asked to take an alternate route during the closure.
  • Spillway gate and generator maintenance will cause water releases throughout October’s paddlefish season

    Anglers in the area for paddlefish snagging season will have some short disruptions due to spillway gate maintenance at Gavins Point Dam, near Yankton, SD, through October 16. The maintenance will require water to flow from a single gate several times a day for 10-15 minutes at a time. Beginning October 19, when upgrades are scheduled for generators, multiple spillway gates will remain open 24 hours a day.
  • Crest Road Closed Tuesday for maintenance

    Crest Road which crosses Gavins Point Dam near Yankton, South Dakota, will be closed Jan. 12 from 9 a.m. – 2 p.m. for maintenance. People are asked to take alternate routes during the closure. ing the closure.
  • Lake Yankton water level to be drawn down

    The U.S. Army Corps of Engineers announces the immediate draw down of the water level by one foot in Lake Yankton, located downstream of Gavins Point Dam near Yankton, South Dakota.
  • Crest Road closed Tuesday, Dec. 1 for maintenance

    The U.S. Army Corps of Engineers Gavins Point Dam announced that the road that crosses the dam near Yankton, S.D., also known as Crest Road, will be closed Tuesday from 8 a.m. to 12 p.m. for maintenance. People are asked to take alternate routes during the closure.
  • Portion of spillway parking area closed during fiber optic replacement

    The U.S. Army Corps of Engineers Omaha District has announced that a portion of the parking area on the north side of the Gavins Point Dam spillway, near Yankton, S.D., will be closed beginning Monday, Nov. 30. Vehicles and pedestrians will be prohibited in the area during the closure.