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HucKs C�calur DOMENICO MODEL(STEADY 3TATE-IEPA TACO) " <br /> H-2(5 R) <br /> Calculalbn Resul�s using TACO Equalions 517 and R25�or Conlaminanl Concenlralions in Groundwaler Ihal have leached from soil <br /> Oenerel Parameters for R28 �� <br /> Vert source thickness,Sd: 10 rt. 6.56 ft <br /> Horlx.Source Wldth,Sw(normal to llow): 90 fl. general gravel sand sill clay <br /> SaWraled Powsity 0.32 0.43 0.25 0.32 0.40 0.36 <br /> Hydr.Gradient: 0.0196 <br /> Set.kydr.Cond.: 3.52604 cm/s <br /> Spec.Dischg.: 2.16E-05 cMs <br /> Soil Bulk Dens. 1.5 glcm3 1.5 2.0 1.B 1.6 1.7 <br /> GW Darcy VeL 2.18E+02 cm/yr <3 fl bgs: >3 ft bgs�. <br /> Fracllon organlc carbon,loc: 0.0028 0,006 O.D02 <br /> LeaeAfnp Facfor(Soll to Oroundweter) dateults; <br /> TACO Equatton S17 <3 A bgs >3 fi bgs gravel sand silf clay <br /> Wetted porosity 0.30 0.15 0.30 020 0.78 0.16 0.17 <br /> Alt poroslty 0.13 028 0.13 0.05 0.14 0.16 0.17 <br /> GW Mlxing Zone Thickness,Il 6.56 6.56 6.56 <br /> Inhltration Rate,cm/yr 30.00 30 30.000 <br /> Sourca Langtfi parallel to <br /> flow,W 220 feet <br /> A1 source pt. benzene toluene elhylbeaz zytenes � MTBE � � <br /> Soll concenhaHon(mglkg) 0.33 0.18 0.2 0.51 <br /> Dilution factor 122 20 (fACO detault) <br /> Dil Factor to use 20 <br /> Equilib tolal conc lacbr 3.85E�01 7.33E-01 124Ef00 9.SOE�07 2.34E-01 <br /> Leaching Factor 7.69 14.66 24.89 18.99 4.69 <br /> Leachad OW Conc.(mgll) 0.043 0.012 0.008 0.027 0.000 <br /> pist X,boring/woll to Complianca Pt.: 125 fi. <br /> Class I/Ciess II Oroundwater: Class I <br /> Caleul�tlons based on equation R16/R'8 In 35 IAC 712 end{x C Table . <br /> Chemical: Benzene Tolueire Efh Ib�nx X anes MTBE <br /> Koc(mUg) 58.9 182 363 260 12 <br /> DeceyConsL(lday)' 9.00E-04 1.10E-02 3.00E�03 1.90E-OJ O.00E�00 <br /> Dim'less Henr�s LawConsL 228E-Ot 2J2601 3.23E-01 2.50E41 2.41E-02 <br /> Class I GW CUO(mg/L) 0.006 1.000 0.700 10.000 0.070 <br /> Class II GW CUO(mg/L) 0.025 2.5 1 10 0.07 <br /> Appropdate CUO(mg/L) 0.005 1,000 0700 10.000 0.070 ' <br /> Estlmated Concentrst(on at x feet from borin wall: <br /> Leached GW Conc(1mm above) 0.043 0.012 0.008 OA27 0.000 <br /> exponential factor 0204 0.000 0.014 0.050 1.000 <br /> Swl(4 sqrt(alfa y'X)) 0.986 <br /> eA(Sw/(4 sqr�(alfa Y'Xl)) 0.837 <br /> Sd!(2 sqA(alfa z'X)) 0.566 <br /> ert Sz 0.576 <br /> Fract of Init Cona(C/CO)@ X 9.8604E-02 97890E�06 fi.6075E-03 2.4268E-02 4.8221601 <br /> Eslimafed Conc.al Pt X 0.004 0.000 0.000 0.001 0.000 <br /> RATIO:Conc�QPt xJCorrActOb) 0.846 0.000 0.000 0.000 0.000 <br /> Etlects of Slmllar,Actlng Chamicals <br /> Mazard Indez(HI' <br /> Total BTEX 0.840 <br /> Target Orqan <br /> Kidney �•� <br /> Liver ��� <br /> Neivous System ��� <br /> Circu�alory Sysl 0.646 <br /> G�I Tnct �•� <br /> NOTE:The Hezard Indices(His)!or Tolal BTEX and each of these organs must not exceed 1 <br />