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Nitrate Loading Data: <br /> Variable Value Units Description <br /> Effluent Quanity(Q): 360 gpd effluent flow rate <br /> Effluent Stream(N,): 40 mg/L-N effluent stream concentration <br /> Site Area(A): 4.54 Acres Site area <br /> Concentration Rain(Nb): 1 mg/L-N Concentration of rain <br /> Denitrification(d): 0. 00 constant Denitrification Factor <br /> Deep Perc.Of Rain(R) 9.975 In./yr. Deep percolation of rain water <br /> Table 1-Nitrate Loading Data <br /> Waste Loading(W): _ I o7 - In./yr. Uniform Waste Water Loading <br /> (W) in/yr=(Q)gal/day X 1 ft3/7.48 gal X 365 day/lyear X 1 acre/43,560 ft'X 12 in/1 ft X 1/(A)acre <br /> Nitrate Loading Calculations <br /> Nitrate loading Calculation (Nc): 4.38 mg/L-N jAverage Nitrate Conentration <br /> Nc=WN,.,(1-d)+RN, Hantzche-Finnemore Equation <br /> W+r <br /> Evotranspiration Monthly Precipitation <br /> Nov-18 1.92 2.15 <br /> Dec-18 1.26 2.26 <br /> Jan-19 1.29 0.42 <br /> Feb-19 1.78 3.55 <br /> Mar-19 3.22 2.36 <br /> Apr-19 5.27 0.42 <br /> May-19 5.98 1.89 <br /> Jun-19 7.99 0.01 <br /> Jul-19 8.46 0 <br /> Aug-19 7.65 0 <br /> Sep-19 5.52 0.24 <br /> Oct-19 4.12 0 <br /> Sum 11.27 13.30 <br /> Table 2-Deep Percolation of Rain <br /> Deep Perc. Of Rain( R) -� �� c� ^R In./yr. IDeep percolation of rain water <br /> *Western Regional Climate Center <br /> https://wrcc.dri.edu/cgi-bin/cliMAlN.pl?ca5032 <br /> CIMIS <br /> https://cimis.water.ca.gov/App_Themes/images/etozonemap.jpg <br />