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Nitrate Loading Calculations(continued) <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 runoff volume 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 /> 5.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 ETD Adjustment Factor for Hypothetical Residential Lot <br /> a.Key reference:University of Cali.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 0.1 0.10 <br /> Trees,Shrubs Groundcovers 1 0.5 0.50 <br /> Lawn(Cool Season) 0 0.8 0.00 <br /> Herbaciuos Perrenials 0 0.5 0.00 <br /> Composite 1 1 0.60 <br /> area assume nominal 0.05 to 0.10 to account for <br /> evotranspiration of rainfall retained on paved surfaces,gutters, <br /> etc. <br /> TW.1.Pknt Factors(PF)for established landscape plants,turipnsses, <br /> and Pardon craps to Provide—vtable performable b cawo l.a. <br /> Plant Type ---� Plant Gaaor _ <br /> Tree.SM,bs,Votes,tir+ou+dcorrs <br /> c.5 <br /> (woody plaGs; <br /> HorbacepU,Per—a8 OS <br /> Dmwc Adapted PMNs oa <br /> Annual PlawUs 4 Badding Plans 0.8 <br /> emral Twiprasa tawny,cpeFsea,ao ltal 2.3 <br /> I.—,K%blretaaaa,rye,berr <br /> General ula—ta s.warn-reason <br /> Ibarwrda.a r0a,St.Auac*ne,be6ab) 0.6=•a <br /> dame Fwlt Gap,,Nod.ou. <br /> Howe Fn*Ciao.,Evergr- 3.g <br /> H-v wtabfe c." 1.32 <br /> Moa.P{arStrpa �>�7�m➢b Btrt�1L➢�iyp, <br /> ,FsaarbyamrF <br /> 1 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 /> B Plant Factor does not apply to sports fields,golf greens or tees. <br /> e From UC reference;note plant factors are annual average values;additional refinement may be needed for seasonal crops. <br />