$31,345,000 + $6,170,000 <br />_ $0.766 (per gallon of average daily peak flow)'. <br />49,000,000 <br /> <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 suspended solids)' <br />.71,60 <br />1.4 Stormwater System Cost of Service: <br />Formulas: <br />SDC eligible costs <br />Cost per impervous_ acre <br />.Acres of'impervious surface <br />Cost per impervious acre <br />= Cost per square foot of impervious surface <br />Square feet per acre <br />Calculations: <br />~~ <br /> <br />$54,333,414 <br />_ $6;905.62'(cost per impervious acre) <br />7, 868 <br />$6,905.62 <br />_ $0.159 (cost per impervious square foot) <br />43,560 . <br />,..__ <br />City of Eugene SDC Methodology Fee Schedule & Formulas,-.Page F-5 <br />