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Nitrate Loading Calculations., <br /> Variable Value units Descnpffon <br /> a 3360.0 gallons per day Effluent Flow rate from report <br /> Nw 35.0 mg/L-N Effluent stream concentration from report <br /> A 4.04 acres Site area from report <br /> N6 1.00 mg/L-N Concentration of rain water from report <br /> d 0.30 constant Denitrification factor from report <br /> R 6.56 inches per year Deep percolation of rain water from report <br /> W 11.18 inches per year Uniform waste water loading for site calculation result <br /> No 15.81 mg/L-N RESULT. Long-term average concentration of percolating effluent <br /> Find Variable(IMM: <br /> (W) in- = (Q) gal x 1its x 365365 day(sl x 1 acre x 12 in x 1site <br /> yr day 7.48 gal 1 year 43,560 ft2 1 It (A)acre(s) <br /> 11.18 in/yr(site)=3,360 gal/dey 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/4.04 aces) <br /> Hantzsche-Fennemore Equation(Nc): <br /> N�= WN (1-d)+RN. <br /> W+R <br /> 15.81 mg/L-N=((11.18 inlyr x 35 ni x(1-0.3))+(6.56 in/yr x lmg4.-N))1(11+18 iW+6.56 iri <br /> Assumptions: <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 denitri(cation in the soil is 30%. <br /> 3. Estimated deep percolation of rainfall is 6.56 in/yr. <br /> 4. Background nitrate-N concentration of rainfall is 1 mg/L-N. <br /> 11 Plate No.: 11 <br /> Nitrate Loading Calculation <br /> Project No: 1623 <br /> LIVE OAK Chashmawala Property Date: January 9, 2017 <br /> 25087 S. Lammers Rd. <br /> GEO ENVIRONMENTAL INC. Tracy, CA <br />