Great Kanawha River , a large stream of North Carolina and the Virginias, called in the upper part of its course New river. It rises in the N. W. part of the former state, between the Blue Ridge and Iron mountain, and flows N. E. to the N. part of Grayson co., Va., where it passes through a defile in the Iron mountain, and, bending toward the N. W., breaks through Walker's, Peter's, and Greenbrier ridges of the Alleghanies. After receiving Gauley river in Fayette co., W. Va., it takes the name of Great Kanawha, passes through the coal and salt region, and joins the Ohio at Point Pleasant, Mason co., W. Va. Its length is about 400 m.; its width 66 m. above its mouth is 450 ft., and at the junction of Gauley river, 100 m. above its mouth, 1,500 ft. It is navigable at all seasons to a point about 2 m. below the Gauley, where the river has a picturesque perpendicular fall of 50 ft. Its principal affluents are the Greenbrier, Gauley, and Elk on the north, and Coal river on the south. The principal towns on its banks are Pearisburg, Va., and Fayetteville, Charleston, and Point Pleasant, W. Va.