Haw. Rev. Stat. § 174C-46: Findings of fact; decision of commission.

After public hearing and any investigations deemed necessary have been completed, the chairperson, after consultation with the appropriate county council, county mayor, and county water board, shall make a recommendation to the commission for decision. The commission shall render its decision within ninety days after the chairperson's recommendation to the commission. If the commission decides to designate a water management area, it shall cause a public notice of its decision to be given in the appropriate county and when so given, its decision shall be final unless judicially appealed.