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tphG MASS <br /> Table 4 Pounds TPHg in soil and in groundwater-MASS BALANCE <br /> sod density 1 9 <br /> Square Thickness Cubic U r Lower Average oDn k9 Sod Ing pounds <br /> Feet feet m MgAg mglkg TPHg TPH <br /> TPHg in sod 20-30 footg2pth 1988 <br /> 540 10 5400 1000 100 550 290532 42 159792831 352 28 <br /> 734 10 7340 5000 1000 3000 394908 88 1184726646 261189 <br /> 232 10 2320 5100 5000 5050 12482134 630347746 8 138969 <br /> TPHg in soil 30-40 foot d2eth 1988 <br /> 475 10 4750 1000 100 550 255560 93 1405585088 30988 <br /> 400 10 4000 5000 1000 3000 2152092 645627600 142337 <br /> 256 10 2560 10000 5000 7500 137733 89 1033004160 227740 <br /> TPHg in sod 40-50 footth 1988 <br /> 7800 14 78000 1000 100 550 4196579 4 23 8118670 5088 56 <br /> 10215 10 102150 5000 1000 3000 5�.9 46467714835 36349 38 <br /> '1780 10 17800 10000 5000 7500 —=-9 J--S29Dj� 15835 02 <br /> 625 10 6250 11000 10000 10500 336264 38 3530775938 778407 <br /> TPHg in sa150-65 foot d th 1988 ' <br /> 21611 151 324151 3001 100 200 17440016 3488003109 76898 <br /> Total pounds TPHg in Soil 1988 7419051 <br /> Pounds TPHg in Soil 6197 <br /> 341951 7 23936 21 1001 501 3 7 9658677671 21294 <br /> Pounds Benzene in Soil X89 <br /> soil-density 19 <br /> uare Thickness Cubra Upper Lower Average con kg Soil mg pounds <br /> Feet feet m mgLkg m Benzene Berwene <br /> 129 30 38835 5 1 3 208941 23 626823 7 1 38 <br /> 175 30 52600 10 5 75 282462 08 21184656 467 <br /> 138 30 41400 50 10 30 222741 52 66822457 1473 <br /> 221 30 66314 100 50 75 356784 3 26758822 7 58 99 <br /> 216 30 64786 102 100 101 348563 85 352049488 77 61 <br /> 114307 7 800149 5 i 3 4304985-3 12914955 8 2847 <br /> 47627 7 333391 10 5 75 1793720 2 134529016 2966 <br /> 13320 5 7 932437 50 10 30 50167266 1505017993 . 33180 <br /> 35738 7 25016 5 73 50 615 13459472 827757546 18249 <br /> Total pounds Benzene in Soil 72981 <br /> Pounds of Benzene in Sal 1997 000 <br /> s <br /> Page 1 <br />