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Nitrate Loading Calculations_ <br /> Variable Value Units Description <br /> a 763.4 gallons per day Effluent flow rate from report <br /> Nw 47.3 mg/L-N Effluent stream concentration from report <br /> A 10.00 acres Site area from report <br /> Nb 1.00 mg/L-N Concentration of rain water from report <br /> It 0.25 constant DenHrfication factor from report <br /> R 6.58 inches per year Deep percolation of rain water from report <br /> W 1.03 inches per year Uniform waste water loading for site calculation result <br /> No 5.65 mglL-N RESULT: Long-term average concentration of percolating effluent <br /> Find Variable(tM' <br /> o 133t"$ >< 3&6 •Y00 x iL x U ! <br /> (W) in = (Q) gal x 1 ft'- x 365 day(s) x 1 acre x 12 in x 1 site <br /> yr day 7.48 oal 1 year 43,560 ft= 1 ft (A)acres) <br /> 1.03irvyT(site)� 763 aUday x(1 cu-/N 7.48 gals)x(365 days/1 year)x(1 acre/43,560 sq-ft)x(12 in/1 k)x(1 SW/-40 acressss� <br /> Hantzsche-Fennemore Equation (Nc) <br /> N,= WN„(1-d)+RN <br /> .. W+R <br /> 5.65 mg4-N=((1.03 in/yr x 47.3 mq1-N x(1-0.25))+(6.58 in6T x 1 mqL-N))/(1.03 irtryr+6.58 intyr) <br /> Assumptions: q5.,)/9 / <br /> 1. Total nitrogen concentration of influent waste stream is 47.3 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 25%. <br /> 3. Estimated deep percolation of rainfall is 6.58 in/yr. <br /> 4. Background nitrate-N concentration of rainfall is 1 mg/L-N. <br /> Plate No.: 11 <br /> Nitrate Loading Calculation <br /> Prie Winery Project No.: 1301 <br /> LIVE OAK 15628 N.Alpine Rd. Date: March 6,2013 <br /> CEO ENVIRONMENTAL INC. Lodi,CA 95240 <br />