NAC445A.688. “Best practicable waste treatment technology” defined.

     1. “Best practicable waste treatment technology” means the cost-effective technology that can treat wastewater, combined sewer overflows and nonexcessive infiltration and inflow, to meet the enforceable requirements of the Act, the requirements of a discharge permit issued by the Division or to protect the public health.

     2. As used in this section:

     (a) “Nonexcessive infiltration” means the quantity of infiltration that cannot be economically and effectively eliminated from a sewer system, as determined by a cost-effect analysis.

     (b) “Nonexcessive inflow” means a rate of inflow that does not cause chronic operational problems, such as surcharging, backups, bypasses or overflows, related to hydraulic overloading of treatment works.

     (Added to NAC by Environmental Comm’n, eff. 9-19-90)—(Substituted in revision for NAC 445.42053)