$31,345,000 + $6,170,000 <br />_ $0.766 (per gallon of average daily peak flow) <br />49;000;000 <br />$13,850,000 <br />209.85 (per pound of'biochemical oxygen demand) <br />66,000 <br />$11,663,000 <br />_ $162.'89 (per pound of suspendod solids) <br />71,600 <br />1.4 Stormwater System Cost of Service: <br />Formulas: <br />SDC eligible .costs <br />_' Cost per impervious acre <br />Acres of impervious surface <br />Cost periimpervious acre <br />= Cost per square foot of impervious surface <br />Square feet per acre <br />Calculations: <br />$56,017,750 <br />_ $7;119:69 (cost per impervious acre) <br />7, 868 <br />$7..,119.69 <br />_ $0.'1;64 (cost per impervious square foot) <br />43,560. <br />City of Eugene SDC Methodology Fee Schedule & Formulas, Page F-5 <br />_ _ _ _ _ _. <br />