~_; <br />5.2.2 Quantity Component <br />The annual rate per ESU for the quantity component is calculated by dividing the <br />quantity revenue requirements by the total number of ESLTs. The monthly rate is <br />calculated by dividing the formula by 12. <br />Revenue~,~~, <br />MonthlyRate~,,,m. ESUM,, <br />'12 <br />Once this constant is determined, the quantity charge is calculated by multiplying-the <br />quantity rate by the number of ESUs belonging to a customer. <br />- Fees,,,r~-MonthlyRateQ,,,,w,3,,ESU«,~,,»„ <br />5.2.3 Quality Component <br />During the first five years of the program, the water quality revenue requirements will <br />be allocated only by ESU since the programs are provided to all customer categories. <br />For this period, the annual rate per ESU for the quality component is calculated by <br />dividing the quality revenue requirements by the total number of ESUs. The monthly <br />rate is calculated .by dividing the formula by 12. <br />Reyenae~,;,~, <br />MonthlyRateq,;~~- ESU,, <br />12 <br />Orice this constant is determined, the quality charge is calculated by multiplying the <br />quality rate by the number of ESUs belonging to a customer. <br />Fee~„~; MonthlyRatea,,,~,.ESU~~,„ <br />[Comment: In the future water quality costs maybe a function of a customer class, land <br />use, lot size,. soil characteristics, basin location, specific customer activities, pollutant <br />loadings; and other characteristics that affect water quality impacts. This will not happen <br />until more information regarding water quality impacts is available and until EWEB's <br />.billing system is updated.. As an alternative, due to the variability of customers' individual <br />quality impacts, a discharge permit system may ultimately be used by Eugene: Currently, <br />certain industrial developments are required to secure a stormwater quality discharge <br />. permit from the Department of Environmental Quality (DEQ).] <br />Stormwater Service Charge: IVlethodology Paper -Page 7 <br />Draft Revisions -April 10, 1995 <br /> <br />