Delaware County Regional Wastewater District provides sewer service to unincorporated areas in Delaware County. Public Hearing Information Public Hearing for proposed Preliminary Engineering Report on new treatment plant set for 12/7/16 at 3:00 pm, Commissioner’s courtroom, 3rd floor of the Delaware County Building. Board Meeting Information Board meetings are held on the 1st Wednesday of the month at 3pm in the County Commissioners Courtroom on the 3rd floor of the Delaware County Building. Bill Payment We accept Credit payments via online, office, and phone. Checks and Money Orders are accepted in office or by mail. Cash payments are accepted in the office.