RedactedNarrative: Vessel 1 was at idle speed and Vessel 2 was traveling toward Vessel 1 and collided with Vessel 1 on front starboard side.  Vessel 2 then left the scene.  Witness to hit and run said that it was a yellow pwc, unknown make or model, operated by one person, unknown if male or female.
NameOfBodyOfWater: Grand Lake
NearestCityTown: Grove                         