On 5/26/2012 at approximately 1830 unit 1 was traveling down the black river. It was a small vessel with a  tiller handle. Operator was sitting on the right side of the vessel. was sitting beside him, on a bench seat on the left side. While traveling down the river unit 1 struck a partially submerged log with the foot of the motor. When this occured the shaft of the motor broke and the motor came in the boat with the two occupants. The prop and the foot of the motor can between the two occupants cutting operator on his left leg and occupant on her right arm. The two persons were transported by another vessel to a private residence on the river to await ems/ while at georgetown horpital sgt pop idnetified operator as the driver of the vessel. The odor of alcohol was present. Some field sobriety tests were performed as well as blood being drawn and sent to sled for blood alcohol analysis.