Pursuant to article 17 of the Environmental Conservation Law, after proper study and following public hearings held on due notice, the Department of Environmental Conservation hereby adopts and assigns the following classifications and standards of quality and purity to all surface waters within the drainage basin of the Lower Hudson River from mouth to northern Westchester-Rockland county lines, as hereinafter described.
N.Y. Comp. Codes R. & Regs. Tit. 6 § 864.1