RedactedNarrative: Operator was driving upriver from the Red Wing area at approximately 50 miles per hour. The Operator was not familiar with that part of the river and got outside the navigational channel. At approximately mile marker 810, the operator hit a wing dam on the Minnesota side. After hitting the wing dam, the boat started to take on water. The occupants used the anchor on board, throwing it and pulling it in. By doing this, they made it to shallow enough water where only the back half of the boat sank to the bottom before being rescued. There were no injuries. Life jackets were not worn. There was some damage to the boat. The operator had a BAC of .23