RedactedNarrative: On 8-7-09 at approximately 20:30 on East Lake Okoboji Operator 1was pulling Passenger 1on a tube when Operator 1put the boat in a hard turn.  The tube which Passenger 1 was riding on hit a large wake and was thrown from the tube.  Passenger 1 landed on his shoulder, injuring the right shoulder.  Passenger 1was taken to Dickinson County Lakes Regional Hospital by Operator 1where he was treated and released.  There was no damage to the vessel and no other injuries.
NameOfBodyOfWater: East Okoboji
NearestCityTown: Spirit Lake                   