R 299.4308 Type III landfill leachate collection and treatment.

Rule 308. (1) The following type III landfills, except for those established under R 299.4307(3)(b) or R 299.4309, shall have systems to collect and remove leachate: (a) Industrial waste landfills that are new disposal areas. (b) New units and lateral extensions of existing units at construction and demolition waste landfills. (2) Leachate collection systems for type III landfills shall be designed, constructed, and operated to limit the head at the lowest point in the system to not more than 1 foot, excluding the sump. Except as provided in subrule (1) of this rule, type III landfills shall have leachate collection systems that are in compliance with R 299.4423. (3) Leachate that is removed shall either be reintroduced into the landfill if it can be demonstrated that such leachate will be absorbed by the landfill or shall be conveyed to a wastewater treatment facility that is capable of treating the leachate to meet appropriate discharge standards specified in a wastewater discharge permit issued under part 31 of the act.