RedactedNarrative: On August 12, 2017, at approximately 6:15 PM, O1 was operating V1 with three passengers on board. V1 was on Lake Oahe near Pike Haven Resort when they noticed water coming in the back of the boat near the transom. From water coming in back V1 capsized on the starboard side. Passengers made it safely to shore and boat was later towed into shore. Hull failure was listed as the cause.