FIGURE 6 <br />S to rmwate r S ste m <br />y <br />Level of Service <br />Impact Measurement <br />~ Impervious surface <br />t-ormula: <br />Cost of Service (Per square foot) <br />Cost per impervious acre Cost per square foot <br />= of impervious surface <br />Square feet per acre <br />NOTE: The cost per unit of measure, can be found in the current adopted SDC fee schedule in <br />Appendix F. <br />City of Eugene SDC Methodology Stormwater, Page D-2 <br />__ <br />