RedactedNarrative: Vessel #1, an inflatable craft with a 4HP 2-stroke motor was traveling west towards the Battle Run No Wake Zone in front of the Summersville Dam.  Vessel #2, a pontoon, was traveling south towards the dam towing two juveniles.  Vessel #2 went through Vessel #1's wake and the two juveniles fell off tube.  Vessel #2 traveled through the wake and struck Vessel #1 in the starboard side.  The female passenger on Vessel #1 was sitting on the bow port side and jumped off the vessel and was uninjured.  The operator of Vessel #1 had his back to the pontoon and did not observe Vessel #2 approaching.  He was able to jump off the vessel and suffered right back and left leg contusions.  He signed a refusal of medical care.