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a ! a m a a Mani a M a a a air a M a TABLE 7 CUMULATIVE ANALYTICAL RESULTS -SOIL San Joaquin County Courthouse, 222 E Weber Avenue,Stockton, California OXYGENATES SAMPLE DATE SAMPLE SAMPLE ETHYL- TOTAL LOCATION SAMPLED ID DEPTH TPH-G BENZENE TOLUENE BENZENE XYLENES MTBE DIPE ETRE TAME TBA 1,2-DCA LEAD TANI(1 09/04196 TK1-IV 13 13 72 08 59 16 85 ND<O 025 NA NA NA NA NA NA TK1-N 15 15 850 ND<25 22 22 110 ND<O 1 NA NA NA NA NA NA TK1-S 15 15 1,200 ND<25 42 26 140 ND<O 25 NA NA NA NA NA NA PIPING RUN 09/04/96 P1@4 5 45 1,600 ND<1 5 3 95 78 0 2 NA NA NA NA NA NA P2Q4 4 ND<1 ND<0 005 ND<O 005 ND<0 005 N0<0 005 ND<0 005 NA NA NA NA NA NA DISPENSER Q9!04196 DISPENSER 25 ND<1 ND<O 005 N0<0 005 ND<O 005 ND<O 005 ND<0 005 NA NA NA NA NA NA 8-1 02/03/01 81-5 5 ND<1 ND<0 005 ND<D 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 N0<0 005 NA NA 61-10 10 ND<1 ND<0 005 ND<0 005 ND<o 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 ND<0 005 ND<O 005 NA NA B1-15 15 ND<1 ND<O 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 NA NA B1 20 20 ND<1 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 ND<O 005 ND<0 005 ND<0 005 N0<0 005 NA NA B-2 02/03/01 82-15 15 400 0 3 5 9 i 1 43 0 065 ND<O 05 ND<O 05 ND<0 05 ND<0 5 NA 95 132-20 20 2 0 0 021 0 082 0 038 022 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<0 005 NA NA B-3 02/03/01 133-15 15 5 8 ND<0 005END< <O 005 ND<0 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 02 NA NA B3-20 20 11 0 019 005 0 046 0 052 ND<O 005 ND<0 005 ND<O 005 ND<O 005 1 ND<O 05 NA NA MW-1 07/13/02 MW1-15 15 1,800 22 43 31 150 ND<2 5 ND-12 5 ND<2 5 ND<2 5 ND42 5 ND<2 5 NA MW1-20 20 ND<1 ND<O 005 ND<0 005 0 026 0 012 ND<O 005 ND<0 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 NA � MW 1-25 25 ND<1 ND<0 005 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<0 005 NA MW-2 07/13/02 MW2-15 15 ND<1 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 NA MW2-20 20 ND<1 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 NA MW2-25 25 ND<1 ND<0 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 NA MW-3 07/13/02 MW3-25 25 ND<1 ND<O 005 1 ND<0 005 1 ND<O 005 ND<0 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 ND<0 005 ND<O 005 NA MW3-30 30 ND<1 ND<O 005 1 ND<O 005 ND<O 005 ND<O 005 140<0 005 ND<O 005 ND<0 005 N0<0 005 ND<O 005 ND<O 005 NA MW3-35 35 ND<1 I ND<0 005 1 ND<O 005 1 ND<O 005 ND<0 005 ND<0 005 ND<O 005 ND<0 005 ND<0 005 N0<0005 ND<O 005 NA NOTES Al results are reported in milligrams per kilogram(mg/kg) which translates to parts per million(ppm) Sample depths in feet below ground surface,MW-3 is only location at street grade all other locations are sub-street grade Total Petroleum Hydrocarbons as Gasoline(TPH-G),benzene,toluene,ethylbenzene,xylenes(BTEX)analyzed by EPA Method 8020/8015M Or 82606 Oxygenates methyl tertiary butyl ether(MTBE),di-isopropyl ether(DIPE) ethyl-t-butyl ether(ETRE),lert-amyl methyl ether(TAME)and tert-butanol(TBA)analyzed by EPA Method 82608 1 2-dichloroethane(1 2-DCA)analyzed by EPA method 8260E Total Lead analyzed by EPA Method 6010 ND<1 =Not Detected at reporting limit of 1 ppm NA =Not analyzed for indicated parameter