(A) Charges for waste treatment pursuant to § 50.15 shall apply to wastes not exceeding normal concentrations as follows:
(1) BOD - 200 milligrams per liter;
(2) Suspended solids - 240 milligrams per liter;
(3) Phosphorus - 10 milligrams per liter;
(4) Grease - 35 milligrams per liter;
(5) Ammonia Nitrogen - 15 milligrams per liter;
(6) MBAS - Methylene Blue Active Substance - 10.0 milligrams per liter; and
(7) Total Dissolved Solids (TDS) - 500 milligrams per liter.
(B) Applicable concentrations shall be based on average concentrations, weighted in proportion to volume of flow, determined during each billing period by the most practicable method possible. Should the average concentration of any constituent exceed the normal concentration provided in this section, a surcharge for each constituent so exceeded shall apply for the applicable billing period in accordance with the provisions of § 50.16.
(1980 Code, § 50.11) (Ord. 3928, passed 12-17-1979; Am. Ord. 7520, passed 2-6-2006; Am. Ord. 8840, passed 4-20-2020; Am. Ord. 9078, passed 3-20-2023)