Laserfiche WebLink
• TABLE 1 - SOIL CHEMICAL ANALYTICAL DATA <br /> Tosco (Former Unocal) Service Station #6981 <br /> 4707 Pacific Avenue <br /> Stockton, California <br /> Sample Ethyl- Total <br /> Sample Sample Depth TPHg Benzene Toluene benzene Xylenes MtBE <br /> Number Date (feet bgs) (ppm) (ppm) (ppm) (ppm) (ppm) (ppm) <br /> Boring MW-15 <br /> MW-15-21 08/18/99 21 ND• ND - ND ND ' ND ND <br /> MW-15-26 08/18/99 26 ND. ND ND• ND ND ND <br /> MW-15-31 08/18/99 31 ND- ND ND ND- ND ND <br /> MW-15-36 08/18/99 36 ND ND ND ND ND ND <br /> MW-15-39 08/18/99 39 ND ND ND ND ND ND <br /> Stockpile Samples <br /> SP-1* 08/18/99 --- 36 91 • 00738 0 546 0 320 248 ND - <br /> Explanation Analytical Laboratory <br /> TPHg=Total Petroleum Hydrocarbons as gasoline Sequoia Analytical(FLAP 41624) <br /> BTEX=benzene,toluene, ethyl-benzene,total xylenes <br /> MtBE=methyl ternary-butyl ether Analytical Methods <br /> . feet bgs=feet below ground surface TPHgBTEX(MtBE DHS LUFT Methodology <br /> (ppm)=parts per million <br /> ---=not applicable <br /> ND=analytes not present above the stated hmrt of detection <br /> Note See certified analytical results for detection limits <br /> *= Sample analyzed for Total Lead by EPA 6000/7000 Series Methods Results were ND <br /> 'Laboratory report indicated weathered gasoline C6-C12 <br /> 2 Laboratory report indicated unidentified hydrocarbons C7-C12 <br /> 'Laboratory report indicated unidentified hydrocarbons C6-C12 <br /> 4 Laboratory report indicated weathered gasoline C7-02 <br /> 5 Laboratory report indicated gasoline C6-C 12 <br /> 140124 05 Page 2 of 2 <br />