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Nitrate Loading Data: <br /> Variable Value Units Description <br /> Effluent Quanity(Q): 2480 gpd effluent flow rate <br /> Effluent Stream (Nv,): 35 mg/L-N effluent stream concentration <br /> Site Area(A): 4.38 Acres Site area <br /> Concentration Rain (Nb): 1 mg/L-N lConcentration of rain <br /> Denitrification(d): 0.150 constant IDenitrification Factor <br /> Deep Perc.Of Rain( R) 17.01 In./yr. I Deep percolation of rain water <br /> Table 1-Nitrate Loading Data <br /> Waste Loading(W): 7.61 In./yr. Uniform Waste Water Loadine <br /> (W)in/yr= (Q)gal/day X 1 ft3/7.48 gal X 365 day/lyear X 1 acre/43,560 ftz X 12 in/1 ft X 1/(A)acre <br /> Nitrate Loading Calculations <br /> Nitrate loading Calculation (Nc): 9.89 mg/L-N jAverage Nitrate Conentration <br /> Nc=WN,.,(1-d)+RN, Hantzche-Finnemore Equation <br /> W+r <br /> Evotra nspi ration Monthly Precipitation <br /> Oct-18 4.33 0.02 — <br /> Nov-18 2.09 2.53 p.Lly <br /> Dec-18 1.35 2.82 )•N-7 <br /> Jan-19 1.28 3.52 Z.:1 <br /> Feb-19 1.64 6.93 <br /> Mar-19 3.29 3.07 <br /> Apr-19 5.06 0.85 <br /> May-19 5.86 2.79 <br /> Jun-19 8.3 0 <br /> Jul-19 8.26 0 <br /> Aug-19 7.43 0 <br /> Sep-19 5.65 0.15 / <br /> Sum 11.27 22.68 <br /> Table 2-Deep Percolation of Rain <br /> Deep Perc.Of Rain( R) 17.01 In./yr. iDeep percolation of rain water <br /> *Western Regional Climate Center <br /> https://wrcc.dri.edu/cgi-bin/cliMAIN.pl?ca5032 <br /> CIMIS <br /> https://cimis.water.ca.gov/App_Themes/images/etozonemap.jpg <br />