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I <br /> 1 <br /> 1.3 Wastewater System Cost of Service: <br /> ' ' 1.3.1 Local Wastewater System Cost of Service <br /> Determination of Flow Estimation Formula for Residential Development <br /> Graphical comparison of water consumption per month to square foot of living area results in a <br /> slope of 0.951 gallons per month per square foot and a base flow per dwelling unit of 3,946 <br /> j gallons per month. <br /> f <br /> 1~ <br /> I <br /> 8000 <br /> 7000 F <br /> 6000 <br /> 5000 ~ <br /> ~ Gallons per Month 4000 ~ <br /> 3000 <br /> 2000 <br /> 1000 <br /> I 0 <br /> 370 1195 1977 2780 4000 <br /> 0 816 1585 2382 3280 <br /> <br /> i Total AreaLivlny Space <br /> Projected <br /> ~ ~ Sampled Actual Data <br /> I Base Flow <br /> ~ Interce t, 3,946 Slope 0.951 gal/mo/sq ft <br /> p <br /> Gal. /Month <br /> ~ Gal. /Day (GPD) <br /> 132 Days per Month 30 <br /> -30 day month-- <br /> i <br /> i Cost per Gal/Day $2.4039 Slope / 30 Days 0.032 <br /> Base Charge <br /> f GPD x Cost per Gal. $317.32 Cost per Gal/Day $2.4039 <br /> ! Cost per sq ft = <br /> Daily usage factorx Cost per $0.0769 <br /> ~ ~ Gal. <br /> The implementation of this rate structure results in each new single family dwelling being <br /> charged a local wastewater SDC that is comprised of a base rate of $317.32 plus an additional <br /> charge of $0.0769 applied to the total proposed living space area of the dwelling. <br /> i <br /> I' <br /> ' City of Eugene SDC Methodologies Fee Schedule & Formulas <br /> <br />