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Nitrate Loading Calculations(continuedi <br /> Notes: <br /> 1.Ave Monthly precip.for Lodi,Western Regional Climate Center <br /> 2.Estimated Average monthly runoff volume;zero assumed for this site with full on-site retention of rainfall level site. <br /> 3."Available precip"equal to ave.monthly runoffvolume precip minus estimed runoff volume. <br /> 4.Referenced Eto obtained from CIMIS Zone 12,Eastside Sacramento-San Joaquin Valley;Represents Value for lawns and other uniform turf areas. <br /> S.Actual ET adjustment based on the site specific landscape/plant cover(fractional multiplier);see below for calculating"composite factor",0.55 for this site. <br /> 6.Net rainfall recharge("deep percolation")equal to Availbale precip(3)minus Actual ET(5);Negative values set to zero. <br /> Calculation of Composite of ETO Adjustment Factor for Hypothetical Residential Lot <br /> a.Key reference:University of Call.Division of Agriculture and Natural Resources:Estimating Landscape Water Requirements(Table 1) <br /> b.Site Development Conditions: <br /> Land Condition Fractional Plant product <br /> Total Factor' <br /> Impervious Area 0.34 0.1 0.10 <br /> Trees,Shrubs Groundcovers 0.01 0.5 0.01 <br /> Lawn(Cool Season) 0.04 0.8 0.03 <br /> Herbaciuos Perrenials 0.61 0.5 M31 <br /> Composite 1 0.44 <br /> 'Per Table lfor applicable landscape categories for Impervious area <br /> assume nominal 0.05 to 0.10 to account for evotranspiration of rainfall <br /> retained on paved surfaces,gutters,etc. <br /> iadl43.Art Fa (PF)f.e bilshed laadxapa Dlanis,lerfdrasses, <br /> avid RrO[st' an to pm'rlde a Pohle Perin-In C,lfamla[. <br /> I PWWTVpe Plant Fa , <br /> Tragi,Shnbs,Vme0.Grcund-Prars <br /> 0.5 <br /> lwwds p9[ds; <br /> Nae�xagyaPma[sVaU 9.1 <br /> L4aeM1•dwmd Tints C.3 <br /> beaai6 Anxc9 SQe96np Pfs4s CA <br /> ipai RPl7ass[ae:e,roaLsessrn,lag mac..• <br /> eT.M.7_,ne.berp; <br /> 6w+esY3a•IPass lawn nancseaa^x C I:s <br /> /lege q.i Uapi,tlatken�s C.9= <br /> leyne FUE haps.EYegien S.0 <br /> 93RedPWi�l r[�[N yb�gatgdnoroj MPAat gpe <br /> .sc[r tyxxrr <br /> 3 Values do not apply to any plant production operations,such as nurseries,greenhouses,sod farms,or commercial farms. <br /> z Plant Factor shown is the annual average Kc value•monthly or seasonal Kc's may be available if more precision is desired <br /> 3 Plant Factor does not apply to sports fields,golf greens or tees. <br /> °From UC reference;note plant factors are annual average values;additional refinement may be needed for seasonal crops. <br />