Major Hart RiverThe Major Hart River is a river in northern British Columbia, Canada, flowing north-east into the Turnagain River, a tributary of the Kechika, south-west of the community of Liard River.Name originThe river is named for E.B. Hart, FRGS, who was the first to map this river and conducted the first survey of the area in 1913–14. Major Hart was a member of the Royal North-West Mounted Police who explored the area between Dease Lake and Fort Nelson.