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_ low am I W M NOW TABLE 1 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 ETBE TAME TBAI 7,2-DCA LEAD TANKII 09/04196 TK1-N 13 13 72 08 59 is 86 ND<O 025 NA NA NA NA NA NA TK1-N 15 15 850 ND<2 5 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 __2104 5 45 1,600 ND<1 53 95 78 02 NA NA NA NA NA I NA P2Q4 4 ND<1 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 NA NA NA NA NA NA DISPENSER 09/04/96 DISPENSER 25 ND<1 ND<O 005 ND<O 005 WcO 005 ND<O 005 ND<O 005 NA NA NA NA NA NA 8-1 02/03/01 61-5 5 ND<1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 NA NA I Bl-10 10 ND<1 ND<0 005 ND<0 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 NA NA B1-15 15 ND<1 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 NA NA B1-20 20 ND<1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<O 005 NA NA 8-2 02/03/01 132-15 15 400 03 59 11 43 0 065 ND<O 05 ND<d 05 NDco 05 ND<0 5 NA 96 B2-20 20 20 0021 0082 0 036 022 ND<O 005 ND<0 005 ND<0 005 ND<Q 005 Np<0 OOS NA NA B-3 021D3101 83 15 15 58 ND<O 005 ND<D 005 ND co 005 ND<0 005 ��ND5 ND<0 005 ND<0 005 ND<0 02 NA NA 83-20 20 11 0 019 ND<0 005 0 046 0 052 5 ND<O 005 ND<O 005 ND<O 05 NA NA MW-1 07/13/02 MW1-15 15 1,800 22 43 31 150 ND<2 5 ND<2 5 ND<2 5 ND<2 5 ND<2 5 ND<2 5 NA MW 1-20 20 ND<1 ND<O 005 ND<O 005 0 026 0 012 ND<0 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 NA MWi-25 25 ND<1 ND<D 005 ND<O 005 ND<0 005 ND<O 005 ND<0 005 1 ND<0 005 1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 NA MW-2 07/13/02 MW2-15 15 ND<1 ND<O 005 ND<O 005 ND<D 005 ND10 005 ND<0 005 ND<0 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 NA MW2-20 20 ND<1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 N0<0 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 NA MW2-25 25 ND<1 ND<O 005 N0<0 005 1 NDcO 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 NA MW-3 07!13102 MW3 25 25 ND<1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 NA MW3-30 30 ND<l ND<O 005 ND<0 005 ND<O 005 ND<D 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 NA MW3-35 35 ND<l ND<O 005 ND<O 005 ND<O 005 ND<0 DOS ND<0 005 ND<D 005 ND<0 d05 ND<0 DO5 ND<Q dOS NDco 005 NA NOTES All results are reported in milligrams per kilogram(mglkg),which translates to parts per million(ppm) Sample depths in feet below ground surtaoe,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 802018015M or 8260B Oxygenates methyl tertiary butyl ether(MTBE),di;-isopropyl ether(DIPE),ethyl-t-butyl ether(ETBE),tert-amyl methyl ether(TAME)and tent-butanol(TBA)analyzed by EPA Method 8260B 1 2-dichloroethane(1 2-DCA)analyzed by EPA method 8260B Total Lead analyzed by EPA Method 6010 ND<1 =Not Detected at reporting limit of 1 ppm NA =Not analyzed for indicated parameter e