Boat ramps in Yankton County, South Dakota

3 public launch sites.

• COTTONWOOD DAY USE BOAT RAMP

  GAVINS POINT DAM LEWIS AND CLARK LAKE NE AND SD

• TRAINING DIKE LAKE YANKTON BOAT RAMP

  GAVINS POINT DAM LEWIS AND CLARK LAKE NE AND SD

• TRAINING DIKE MISSOURI RIVER BOAT RAMP

  GAVINS POINT DAM LEWIS AND CLARK LAKE NE AND SD · 2 lanes