RedactedNarrative: On august 20,2016 officer received notification from ranger  of sardis corp of engineers of a boat accident near coontown landing. Upon arrival officer watts was advised that all occupants had been rescued from the water and were all uninjured. Operator1 and his children were picked up by a passing boat and taken to the ramp.  The vessel was observed floating upside down in very rough water heading southeast across the lake. Nothing could be done at the time to recover the vessel due to dangerous water conditions. Operator did recover the vessel the following day under calmer weather conditions.