EXHI[3IT A page 5 of 6) <br />~~ ~ <br />Existing and increased plant Local Equity . <br />related to biochemical oxygen demand Cost per pound of <br />biochemical oxygen demand <br />Design biochemical oxygen demand <br />Existing.. grid increased plant Local Equity <br />related to total suspended solids Cost per pound <br />_ of suspended solids <br />Design suspended solids <br />Calculations: <br />$15,509,000 <br />_ ' $0.31;7 (per:galion of average daily flow) <br />49, 000; 000 <br />$30,31.3,000'+$6,170,000 <br />_ $0.745 (per gallon of average daily peak flow) i <br />49, 000, 000 <br />$13, 394, 000 <br />_ $202.94 lper'poundlof biochemical oxygen demand) <br />':.66,000 <br />$1..1,279,000 <br />_ $"i 57.53 (per pound of suspended solids). <br />71,600 <br />7.4 Stormwater System Cost of Service: <br />Formulas: <br />SDC eligible costs <br />Cost per impervious 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 />City of Eugene SDC tltlethodology Page G-4 <br />