Section 334.810 - Holston River at Holston Ordnance Works, Kingsport, Tenn.; restricted area(a)The area. That portion of Holston River within the boundaries of the Government reservation.(b)The regulations.(1) Except in cases of extreme emergency, all vessels other than those owned or controlled by the U.S. Government and any activity involving persons in the water, are prohibited from entering the area without prior permission of the enforcing agency.(2) The regulations in this section shall be enforced by the Commanding Officer of the Holston Ordnance Works, Kingsport, Tennessee, and such agencies as he may designate.20 FR 7075, Sept. 30, 1955. Redesignated at 50 FR 42696, Oct. 22, 1985, as amended at 62 FR 17556, Apr. 10, 1997