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16724 Lawrence Rd, Escalon <br /> 4 Bedroom Residence <br /> Effluent Quantity (Q) 600.00 gals/day Nr _ I*Nw(1-d)+RNb I Q*365*12 <br /> Effluent Stream (Nw) 35.00 mg/L-N (I+R) A*7.48*43560 <br /> Site Area (A) 2.43 Acres <br /> I= Volume rate of water water entering the soil averaged over the gross <br /> Concentration Rain (Nb) 1.00 mg/L-N developed area, in inches per year. <br /> Denitrification (d) 0.25 Nw= Total nitrogen concentration of water water, in milligrams per liter. <br /> Average recharge rate of rainfall, in inches d= fraction of nitrate-nitrogen loss due to denitrification in the soil. <br /> per year (R) 3.64 in/year <br /> R=average recharge rate of rainfall, in inches per year. <br /> Uniform waste water loading I 3.32 in/ ear Nb= Background nitrate-nitrogen concentration of rainfall recharge at the <br /> Total Nitrate-N Concentration of waste water table, exclusive of waste-water influences, in milligrams per liter. <br /> water percolate (Nw) mg/L-N <br /> No Area of localized recharge? <br /> 60 Ift Seasonal high depth to groundwater <br /> Uniform waste water loading (I) 3.32 1 35 Ift 1.5 Depth of vadose zone from bottom of DF to seasonal high groundwater <br /> 24 Ift Total feet of confining layers from bottom of DF to seasonal high groundwater* <br /> =% 6 Percent confining layers in vadose zone <br /> 7.5 <br /> Input Parameters ®0.5 point for every 10' of vadose zone <br /> Calculated Paramter 1 point for every 10% confining layer <br /> Result <br /> Dispersal Field = DF 1986 60' <br /> 1997 60' <br /> * From nearby well log information <br />