Prior to promulgation of such regulation, the State department shall hold a public hearing thereon within such area. The State department shall cause to be published at least once not less than 15 days prior to such hearing in each of the municipalities within the critical area proposed to be designated as such by the department, in a newspaper published in each of said municipalities, or if no newspaper be published in any such municipalities, then in a newspaper circulated in such municipalities, a notice of such hearing specifying the time when and place where such hearing will be held, together with a description of the area proposed to be designated as a critical area and a brief summary of the type or types of sewerage facilities which may thereafter be constructed therein.
N.J.S. § 58:11-46