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I• Illy � llll� l>II� Illlllll� il■l• i>�I i1�1 IIIIIr � Ili11l� til i� I� � l� � >� <br /> SAYG *gmixwrdLH2O] average aqueous solubility of 9Iti-component mixture (chemical specific) <br /> SL [mgJLH20] time-varying source zone ieac concentration of chemical i <br /> SOL [mgJLH2o] dissolved concentration of compound i leaving source zone at time 1=0 <br /> t [d] time <br /> to [d] time period for depletion of immiscible(free-phase) chemical (chemical specific) <br /> T [d] 3650 000 averaging time(often the exposure duration upon which the receptor location tolerance criterion is based) <br /> Ts [K] temperature in the source zone <br /> Uew [mld] 0 032 linear groundwater velocity <br /> V [unitless] attenuation factor for vadose zone transport <br /> W [m) 10 000 width of source zone perpendicular to groundwater flow direction <br /> X [molesJmolesm,xiure] mole fraction of constituent i in a mixture(chemical specific) <br /> aL [m] 0015-20 longitudinal dispersivity <br /> at [m] 0 03-0 1 transverse dispersivity <br /> av [m] 0 0006-0 15 vertical dispersivity <br /> bsoume [d 1] 0 005 first-order biodegradation constant for source zone dissolved phase <br /> bvz [d-1] first-order biodegradation rate constant <br /> g [620lk9sod 0 338 dissolved phase overali partitioning coefficient(chemical specific) <br /> I [d-') overall first-order source-zone leachate strength decay coefficient <br /> (�m 0 013 moisture content <br /> (s 0 440 porosity <br /> (bA 0 427 air-filled porosity <br /> Pb [kgsoii1sod 1 750 soil bulk density=r9*(1-n) <br /> Ps [kgsodl-sol] 3 125 density of soil particles (I calculated it in reverse from rb) <br /> dhldl 0 015 GW gradient <br /> s [unitless] calculated attenuation factor correction term accounting for vertical averaging <br /> SZ [unitless] calculated attenuation factor for centerline concentrations at the groundwater table <br /> I <br /> I <br />