Piedmont
Also known as: Under Hills, Catawba Land, Tar-ko-ee
… or extends from the Fall Line, which see, on the E to the Blue Ridge Mountains on the w. In elevation, the area ranges from approx. 500 ft. above sea level on the E to 1,500 ft. on the w. Rolling hills and stiff clay soil are characteristic of the Piedmont. The Indians knew the region as Tar-ko-ee (Catawba Land; Under Hills).