§ 47-552 — Formula for calculation
Oklahoma City Municipal Code (Supp. No. 5, Update 1: codified through Ordinance No. 28070, adopted April 21, 2026) · Oklahoma City Municipal Code § 47-552
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§ 47-552. - Formula for calculation.
(a) The industrial cost recovery charge shall be calculated by the following formula: Cr + (Qu)(Qi) + (Bu)(Bi) + (Su)(Si) Where: Cr | = | annual cost recovery charge Qu | = | user's annual flow in millions of gallons Qi | = | unit cost for flow in dollars per million gallons Bu | = | user's annual discharge of BOD in pounds Bi | = | unit cost for BOD in dollars per pound Su | = | user's annual discharge of suspended solids in pounds Si | = | unit cost for suspended solids in dollars per pound (b) Unit costs shall be calculated as follows: Bi = Fb Xb / Bt Si = Fs Xs / St Qi = Fq Xf + Yf / Qt Where: Fb | = | ratio of industrial BOD to total BOD Fs | = | ratio of industrial suspended solids to total suspended solids Fq | = | ratio of industrial flow to total flow Xb | = | Federal contribution to cost in dollars for treatment facilities attributable to BOD Xs | = | Federal contribution to cost in dollars for treatment facilities attributable to suspended solids Bt | = | design BOD loading to the wastewater treatment facilities in pounds St | = | design suspended solids loading to the wastewater treatment facilities in pounds Xf | = | Federal contribution to cost in dollars for treatment facilities attributable to flow Yf | = | Federal contribution in dollars for sewer collection systems attributable to flow Qt | = | design flow rate to the wastewater treatment facilities in millions of gallons.
(Code 1970, § 31-44(b); Code 1980, § 47-137)