RedactedNarrative: V1 was traveling at a slow rate of speed and the victim was sitting in the front of the pontoon, leaning forward.  V1 hit a large wake & the victim fell over the guard rail, hit the deck of the pontoon in front of the rail and fell overboard in the front of the pontoon. The victim's mother yelled "she had fallen overboard" & the Operator immediately killed the engine.  The victim came out behind the pontoon with a large laceration above her left eye. The victim was wearing a lifejacket.