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. <br /> , <br /> Hur,k's Decalur DOMENICO MODEL(STEADY S7ATE-IEPA TACO) � <br /> Sarnple d2(6 fl) <br /> Calculalion Resulls usiny TACO Fqualions S17 and R26 br Conlaminanl ConceMralions in Groundma�er Ihal have leached Imm suil III <br /> Oenerel Parometers for R26 � °��S <br /> VeA.source ihlckness,Sd: 10 fl. �.56 fl I <br /> Hodz.Source Width,Sw(normal to flow�: 90 tt. general gravel sand sill ciay i <br /> SaWraled Porosily (1;2 OA3 025 0.32 O.AO ��3� I <br /> Hydr.GradienC �7���� ' <br /> SaL Hydr.Cond.'. :1'�?I�.�UA cmfs II <br /> Spec.Olschg.: 2.16E-05 cmis <br /> Soil Bulk Dens. t 5 g/cm3 1.5 2.0 1.6 7.6 1 J <br /> GW Oarcy VeL 2.18E+02 cm/yr �3 fi bgs' >3 fi bgs: �, <br /> Fracfion wganic carbon,foc: 0.00?0 D.006 0.002 ,I <br /> Leaching Factor(Soil to 6roundwater) au ts• ' <br /> TACO Equation 517 <3 fl bgs >3 II bgs gravel sand silt day <br /> Welted porosity 0.30 0.15 0.30 020 0.18 0.16 0.17 , <br /> Air porosity 0.13 028 0.13 0.05 0.14 0.16 0.17 <br /> GW Mixing Zone Thlckness,ft C>.5G 6.56 6.56 � <br /> Infillralion Rale,cm/yr 30-00 30 30.000 , <br /> Source Lenglh parallel to ' <br /> Oow,W 2:'0 leet ��, <br /> Atsource pt. benzene toluene ethylhenz xylenes � MTBE � � �I <br /> Soll concentrotlon(mglkg) 6.F 14 1 S 1:i I <br /> Dilution factor 122 20 (f ACO default) <br /> Dil Factor�o use 20 <br /> Equillb lofal conc faclor 3.85E-01 7.33E-01 t24Et00 9-.50E-01 2.34E-01 <br /> l.eaching Facto� 7.69 14 86 24.89 18.99 Q.sy II <br /> Leached 6W Conc.(mg/L) a.884 0.955 0.643 0.684 0.000 <br /> Dlst lC,boring/well to Compllance Pt.: '��ft. <br /> Class I/Class 11 Groundwaler. Class i <br /> CalcWatlons hased on equation Rt6/R26 In�6 IAC 742 A endix C iable C. i <br /> Chemical: Benzene Toluene Eth Ibenx X lenes MTBE <br /> Koc�mUg) 58.9 182 363 260 12 �� <br /> lkcayConsL(Iday)' 9.00E-04 1.10E-02 3.00603 1.90E-03 O.00E+00 �, <br /> Dim'IessHenNslawConsL 228��01 272F-01 323E-Ot 2.50E-01 2.41602 , <br /> Class I GW CUO(mg/L) 0.005 1.000 0]00 10.000 0.070 i <br /> Class il GW CUO(mglL) 0.025 25 1 10 0.07 ,, <br /> A ro riate CUO m IL 0.005 1.000 0700 10.000 0.070 � <br /> Estlmated ConceNrotlon al x feet/rom boringlweil: �, <br /> Leached GW Conc(Iwm above) 0.864 0.955 0.6A3 0.684 0.000 �� <br /> exponenlial factor 0.040 0.000 0.000 0.003 1.000 '�. <br /> Sw/(4 sqrt(alfa y'X)) 0.425 � <br /> ed(Sw/(4 sqrt(alfa Y'X))) 0.452 I <br /> Sd!(2 sq�t(alla z'X)) 0�2'�4 I <br /> ert Sz 0270 I <br /> Ract of Init Conc.(ClCO)@ X 4.8436E03 L273260�J 4.3803[-05 3.9702604 t2198E�0'I � <br /> Estimated Conc.at Pl X QU04 0.000 O.OUO 0.000 O.WO I <br /> RATIO:Conc�Pt u/CorrAclOb� 0.85G 0.000 0.000 0.000 0.000 . <br /> EBects ol Simllar•Actlng Chemlcals �, <br /> Hazard Index(H1) � <br /> Tolal BTEX 0.868 . <br /> Targef Organ . <br /> Hidney 0.000 '�,, <br /> Liver 0.000 �I <br /> Nervuus Syslem 0.000 <br /> Ciwulaiory Sysl. ��gs8 ' <br /> G-I 7rac1 0.000 <br /> NQTE:The Hazard InAlces(Hls)for Tolal BTEX and each ol Ihese mgans musl no�excreA 1 <br />