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Plate 3. <br /> Jhamat Property <br /> Nitrate Mass Balance Calculation <br /> (CIMIS Evapotranspiration Method) <br /> Nitrate Loading Calculations: <br /> Variable Value Units Description <br /> Q 700 gallons per day Effluent flow rate from report <br /> Nw 35 mg/L-N Effluent stream concentration from report <br /> A 1.49 acres Site area from report <br /> Nb 1.00 mg/L-N Concentration of rain water from report <br /> d 0.35 constant Deritrification factor from report <br /> R 8.16 inches per year Recharge rate of percolating waters from report(evapotranspiration method) <br /> W 6.3 inches per year Uniform waste water loading for site Calculation result <br /> Nc 10.5 mg/L-N RESULT: Long-term average concentration of percolating effluent <br /> Find Variable(W): <br /> (W) in = (Q) cel x 1 ft' x 365 day(s) x 1 acre x 12 in x 1 site <br /> yr day 7.48 gal 1 year 43,560 ftz 1 ft (A) acre(s) <br /> 6.32 in/yr(site)=700 gal/day x(1 cu-ft/7.48 gals)x(365 days/1 year)x(1 acre/43,560 sq-ft)x (12 in/1 ft)x(1 site/1 49 acres) <br /> Hantzsche-Fennemore Equation (Nc): <br /> N, = WNW(1-d)+RNe <br /> W+R <br /> 10.49 mg/L-N=((6.32 in/yr x 35 mg/L-N x(1-0.35)) +(8.16 in/yr x 1mg/L-N))1(6.32 in/yr+8.16 in/yr) <br /> AssunVtions_ <br /> 1. Total nitrogen concentration of influent waste stream is 35 mg/L-N. If different influent concentrations exist,use weighted average <br /> 2 Fraction of nitrate-N loss due to denitrification in the soil is 35%. <br /> 3. Estimated ceep percolation of rainfall is 8.16 in/yr. <br /> 4 Background nitrate-N concentration of rainfall is 1 mg/L-N. <br /> LOGE 1847 March 19, 2019 <br />