RedactedNarrative: On 04-26-2019 at approximately 1440 hours, Vessel 1 was traveling at approximately 25 MPH toward Lake Havasu City, AZ from the California side of the North Basin of Lake Havasu. The water became choppy due to high winds. The vessel hit a big wake causing the bow of the vessel to lift out of the water. Operator pulled the throttle back causing the speed of the vessel to drop to approximately 10 MPH. Due to the change in speed, the bow of the vessel came down and aggressively smacked the water. An occupant on board of Vessel 1 Sustained a possible back injury from the impact to the seat of the vessel. Victim was transported from Windsor Beach to Lake Havasu City Regional Medical Cneter for further evaluation.