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 /> gallons per month. <br /> 8000 <br /> 7000 ~ <br /> 6000 <br /> . 5000 ~ <br /> Gallons per Month 4000 ~ <br /> 3000 <br /> 2000 <br /> 1000 <br /> 0 <br /> 370 1195 1977 2780 4000 <br /> 0 816 1585 2382 3280 ? <br /> Tobl Area Living Space <br /> Projected <br /> ~E- Sampled Actual Data <br /> Base Flow <br /> Intercept, 3,946 Slope 0.951 gal/mo/sq ft <br /> Gal. /Month <br /> Gal. /Day (GPD) 132 Days per Month 30 <br /> --30 day month-- <br /> Cost per Gal/Day $2.257 Slope / 30 Days 0.032 <br /> Base Charge = <br /> GPD x Cost per Gal. $297' 92 Cost per Gal/Day $2.2572 <br /> ~ Cost per sq ft = <br /> ~ i Dally usage factor x Cost per $0.0722 <br /> ~ I Gal. <br /> <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 $297.92 plus an additional <br /> charge of $0.0722 applied to the total proposed living space area of the dwelling. <br /> <br />